Acanthobothrium myliomaculata
 - Acanthobothrium myliomaculata Srivastav, Shweta & Noopur, 1959 [ACCEPTED SPECIES 306706:64CQY nidx=null]
 + Acanthobothrium myliomaculata Srivastav, Shweta & Noopur, 1995 [ACCEPTED SPECIES 307232:CPZCB nidx=null]
Acanthochitidae
 - Acanthochitidae Pilsbry, 1893 [SYNONYM FAMILY 306706:BG363 nidx=null parent=7NFS6]
 + Acanthochitidae Rochebrune, 1882 [SYNONYM FAMILY 307232:CPZD8 nidx=null parent=CPYQV]
Acanthochitonidae
 - Acanthochitonidae Pilsbry, 1893 [ACCEPTED FAMILY 306706:7NFS6 nidx=null]
 + Acanthochitonidae Simroth, 1894 (1881) [ACCEPTED FAMILY 307232:CPYQV nidx=null]
Acanthochitoninae
 - Acanthochitoninae Pilsbry, 1893 [ACCEPTED SUBFAMILY 306706:7NXCP nidx=null]
 + Acanthochitoninae Simroth, 1894 (1881) [ACCEPTED SUBFAMILY 307232:CPZDG nidx=null]
Aceratophallus sumucus
 - Aceratophallus sumucus Chamberlin, 1956 [ACCEPTED SPECIES 306706:64FM2 nidx=null]
 + Aceratophallus sumucus Chamberlin, 1956 [ACCEPTED SPECIES 307232:64FLP nidx=null]
Acmaea cona
 - Acmaea cona [SYNONYM SPECIES 306706:CNG8S nidx=null parent=3W7VL]
 + Acmaea cona Test, 1945 [SYNONYM SPECIES 307232:CQ2CS nidx=null parent=3W7VL]
Acmaea mutabilis
 - Acmaea mutabilis Philippi, 1851 [SYNONYM SPECIES 306706:CN75P nidx=null parent=3W7VR]
 + Acmaea mutabilis Menke, 1851 [SYNONYM SPECIES 307232:CQV9P nidx=null parent=3W7VR]
Acontia (Acontia) guttifera
 - Acontia (Acontia) guttifera Felder, 1874 [ACCEPTED SPECIES 306706:BSSP7 nidx=null]
 + Acontia (Acontia) guttifera Felder, 1874 [ACCEPTED SPECIES 307232:BJGTG nidx=null]
Acteon pygmaeus
 - Acteon pygmaeus Grateloup, 1838 [SYNONYM SPECIES 306706:CJQXD nidx=null parent=4QTTZ]
 + Acteon pygmaeus Grateloup, 1838 [SYNONYM SPECIES 307232:CPW9J nidx=null parent=4QTTZ]
Aedes (Aedes) dermajoensis
 - Aedes (Aedes) dermajoensis Brug, 1931 [SYNONYM SPECIES 306706:64VWL nidx=null parent=C2TR5]
 + Aedes (Aedes) dermajoensis Brug, 1931 [SYNONYM SPECIES 307232:87MTK nidx=null parent=C2TR5]
Aedes (Hulecoeteomyia) japonicus
 - Aedes (Hulecoeteomyia) japonicus (Theobald, 1901) [ACCEPTED SPECIES 306706:89VNY nidx=null]
 + Aedes (Hulecoeteomyia) japonicus (Theobald, 1901) [ACCEPTED SPECIES 307232:657NL nidx=null]
Aetideus pacificus
 - Aetideus pacificus Brodsky, 1950 [SYNONYM SPECIES 306706:7QDK6 nidx=null parent=4NTCV]
 + Aetideus pacificus Brodsky, 1950 [ACCEPTED SPECIES 307232:65DY9 nidx=null]
Agromyza aberrans
 - †Agromyza aberrans Meunier, 1905 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JJBM nidx=null]
 + Agromyza aberrans Meunier, 1905 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3SJJ nidx=null]
Allotrichoma (Allotrichoma) pseudolaterale
 - Allotrichoma (Allotrichoma) pseudolaterale Raffone, 2001 [ACCEPTED SPECIES 306706:89XHQ nidx=null]
 + Allotrichoma (Allotrichoma) pseudolaterale Raffone, 2001 [ACCEPTED SPECIES 307232:668SY nidx=null]
Alluaudomyia (Paralluaudomyia) maculata
 - Alluaudomyia (Paralluaudomyia) maculata (Clastrier, 1960) [ACCEPTED SPECIES 306706:89XL5 nidx=null]
 + Alluaudomyia (Paralluaudomyia) maculata (Clastrier, 1960) [ACCEPTED SPECIES 307232:C29T nidx=null]
Amalda (Micrancilla) granum
 - Amalda (Micrancilla) granum P. A. Maxwell, 1992 [SYNONYM SPECIES 306706:CL7M9 nidx=null parent=42Q8M]
 + Amalda (Micrancilla) granum P. A. Maxwell, 1992 [SYNONYM SPECIES 307232:CPYF2 nidx=null parent=42Q8M]
Amblyspatha mucoris
 - Amblyspatha mucoris Kieffer, 1913 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JJDD nidx=null]
 + Amblyspatha mucoris Kieffer, 1913 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3SJM nidx=null]
Ametroides nigifacies
 - Ametroides nigifacies [SYNONYM SPECIES 306706:8PWRF nidx=null parent=CRX5]
 + Ametroides nigifacies Sjöstedt, 1910 [SYNONYM SPECIES 307232:CPWZG nidx=null parent=CRX5]
Ammophila marismortui
 - Ammophila marismortui Bytinski-Salz in de Beaumont & Bytinski-Salz, 1955 [SYNONYM SPECIES 306706:CN957 nidx=null parent=782Y5]
 + Ammophila marismortui Bytinski-Salz in de Beaumont & Bytinski-Salz, 1955 [SYNONYM SPECIES 307232:CPX2Q nidx=null parent=782Y5]
Amphioplus (Unioplus) cipus
 - Amphioplus (Unioplus) cipus Baker, 1977 [SYNONYM SPECIES 306706:CN9XP nidx=null parent=9C7Y3]
 + Amphioplus (Unioplus) cipus Baker, 1977 [SYNONYM SPECIES 307232:CPXJR nidx=null parent=9C7Y3]
Amphipoea albo
 - Amphipoea albo Heydemann, 1931 [AMBIGUOUS_SYNONYM SPECIES 306706:CNB3D nidx=null parent=D4WL]
 + Amphipoea albo Burrows [AMBIGUOUS_SYNONYM SPECIES 307232:CPXKP nidx=null parent=D4WG]
 + Amphipoea albo Burrows [AMBIGUOUS_SYNONYM SPECIES 307232:CPXKQ nidx=null parent=D4WG]
 + Amphipoea albo Burrows [AMBIGUOUS_SYNONYM SPECIES 307232:CPXKR nidx=null parent=D4WG]
 + Amphipoea albo Heydemann, 1931 [AMBIGUOUS_SYNONYM SPECIES 307232:CPXKS nidx=null parent=D4WL]
 + Amphipoea albo Heydemann, 1931 [AMBIGUOUS_SYNONYM SPECIES 307232:CPXKT nidx=null parent=D4WL]
 + Amphipoea albo Heydemann [AMBIGUOUS_SYNONYM SPECIES 307232:CPXKV nidx=null parent=D4WL]
 + Amphipoea albo Heydemann, 1931 [AMBIGUOUS_SYNONYM SPECIES 307232:CPXKW nidx=null parent=D4WP]
 + Amphipoea albo Heydemann, 1931 [AMBIGUOUS_SYNONYM SPECIES 307232:CPXKX nidx=null parent=D4WL]
 + Amphipoea albo Heydemann, 1931 [AMBIGUOUS_SYNONYM SPECIES 307232:CPXKY nidx=null parent=92STR]
 + Amphipoea albo Tutt, 1891 [AMBIGUOUS_SYNONYM SPECIES 307232:CPXKZ nidx=null parent=D4WL]
Anatina tasmanica
 - Anatina tasmanica Reeve, 1863 sensu Hutton, 1873 [SYNONYM SPECIES 306706:9JRNK nidx=null parent=48YNH]
 + Anatina tasmanica [SYNONYM SPECIES 307232:DJ5C nidx=null parent=48YNH]
Anaxipha desjardensii
 - Anaxipha desjardensii [SYNONYM SPECIES 306706:8PWX2 nidx=null parent=66M5R]
 + Anaxipha desjardensii Serville, 1838 [SYNONYM SPECIES 307232:CPYGY nidx=null parent=66M5R]
Anaxipha guenzii
 - Anaxipha guenzii [SYNONYM SPECIES 306706:8PWX3 nidx=null parent=DK58]
 + Anaxipha guenzii Kirby, 1906 [SYNONYM SPECIES 307232:CPYGZ nidx=null parent=DK58]
Anopheles (Cellia) gibbinsi
 - Anopheles (Cellia) gibbinsi Evans, 1935 [ACCEPTED SPECIES 306706:89ZBH nidx=null]
 + Anopheles (Cellia) gibbinsi Evans, 1935 [ACCEPTED SPECIES 307232:66W6T nidx=null]
Anopheles (Cellia) jehafi
 - Anopheles (Cellia) jehafi Patton, 1905 [ACCEPTED SPECIES 306706:C59ZS nidx=null]
 + Anopheles (Cellia) jehafi Patton, 1905 [ACCEPTED SPECIES 307232:CPXXW nidx=null]
Anopheles (Cellia) kinoshitai
 - Anopheles (Cellia) kinoshitai Koidzumi, 1917 [ACCEPTED SPECIES 306706:CGQYT nidx=null]
 + Anopheles (Cellia) kinoshitai Koidzumi, 1917 [ACCEPTED SPECIES 307232:CPXXX nidx=null]
Anopheles (Cellia) taiwanensis
 - Anopheles (Cellia) taiwanensis Koidzumi, 1917 [ACCEPTED SPECIES 306706:CNBKB nidx=null]
 + Anopheles (Cellia) taiwanensis Koidzumi, 1917 [ACCEPTED SPECIES 307232:CPXXZ nidx=null]
Anthalia nigra
 - Anthalia nigra Zetterstedt, 1842 [SYNONYM SPECIES 306706:66Z2W nidx=null parent=C2S6P]
 + Anthalia nigra Zetterstedt, 1842 [SYNONYM SPECIES 307232:926SH nidx=null parent=C2S6P]
Antho (Acarnia) novizelanica
 - Antho (Acarnia) novizelanica (Ridley & Duncan, 1881) [SYNONYM SPECIES 306706:C3Y9V nidx=null parent=67CN4]
 + Antho (Acarnia) novizelanica (Ridley & Duncan, 1881) [SYNONYM SPECIES 307232:CPYFG nidx=null parent=67CN4]
Anthomastus (Bathyalcyon) robustus
 - Anthomastus (Bathyalcyon) robustus (Versluys, 1906) [SYNONYM SPECIES 306706:CJTSX nidx=null parent=KWGB]
 + Anthomastus (Bathyalcyon) robustus (Versluys, 1906) [SYNONYM SPECIES 307232:CPYGQ nidx=null parent=KWGB]
Anthomyia calceata
 - Anthomyia calceata Meigen, 1826 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JJLP nidx=null]
 + Anthomyia calceata Meigen, 1826 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3PPP nidx=null]
Anthomyia cyclicans
 - Anthomyia cyclicans Pandellé, 1900 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JJM3 nidx=null]
 + Anthomyia cyclicans Pandellé, 1900 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3PPQ nidx=null]
Anthrax dentoni
 - †Anthrax dentoni Lewis, 1969 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JJQ6 nidx=null]
 + Anthrax dentoni Lewis, 1969 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3SJV nidx=null]
Antiblemma laranda
 - Antiblemma laranda Druce, 1890 [ACCEPTED SPECIES 306706:CL8D4 nidx=null]
 + Antiblemma laranda Druce [AMBIGUOUS_SYNONYM SPECIES 307232:CPYPQ nidx=null parent=5VK87]
 + Antiblemma laranda Druce, 1890 [ACCEPTED SPECIES 307232:CPYPR nidx=null]
Apatihowella (Apatihowella) melobesioides
 - Apatihowella (Apatihowella) melobesioides (Brady, 1869) [SYNONYM SPECIES 306706:CGS2S nidx=null parent=33QL2]
 + Apatihowella (Apatihowella) melobesioides (Brady, 1869) [SYNONYM SPECIES 307232:CPX2X nidx=null parent=33QL2]
Aphis (Aphis) argrimoniae ucrainica
 - Aphis (Aphis) argrimoniae ucrainica [ACCEPTED SUBSPECIES 306706:5DJMC nidx=null]
 + Aphis (Aphis) argrimoniae ucrainica Bozhko [ACCEPTED SUBSPECIES 307232:CPXC6 nidx=null]
Aphis (Aphis) citricola
 - Aphis (Aphis) citricola [SYNONYM SPECIES 306706:C68FL nidx=null parent=5VLPG]
 + Aphis (Aphis) citricola [SYNONYM SPECIES 307232:CPXCH nidx=null parent=5VLPG]
Aphis (Aphis) holci
 - Aphis (Aphis) holci [SYNONYM SPECIES 306706:8QY5T nidx=null parent=36ZLR]
 + Aphis (Aphis) holci [SYNONYM SPECIES 307232:CPXDP nidx=null parent=36ZLR]
Aphis (Aphis) verae
 - Aphis (Aphis) verae [ACCEPTED SPECIES 306706:B83FT nidx=null]
 + Aphis (Aphis) verae [ACCEPTED SPECIES 307232:CPXGL nidx=null]
Aphis (Bursaphis) fluvialis
 - Aphis (Bursaphis) fluvialis [ACCEPTED SPECIES 306706:5VNG9 nidx=null]
 + Aphis (Bursaphis) fluvialis Martin [ACCEPTED SPECIES 307232:CPXGV nidx=null]
Aphis (Medoralis) pomi
 - Aphis (Medoralis) pomi [AMBIGUOUS_SYNONYM SPECIES 306706:CN9PB nidx=null parent=797VN]
 + Aphis (Medoralis) pomi [AMBIGUOUS_SYNONYM SPECIES 307232:CPXBW nidx=null parent=797VN]
Aphis fluvialis
 - Aphis fluvialis [SYNONYM SPECIES 306706:8QVRT nidx=null parent=5VNG9]
 + Aphis fluvialis Martin [SYNONYM SPECIES 307232:CPXGW nidx=null parent=CPXGV]
Aphrodes callosa
 - †Aphrodes callosa (Scudder, 1890) [ACCEPTED SPECIES 306706:8JPJP nidx=null]
 + Aphrodes callosa (Scudder, 1890) [SYNONYM SPECIES 307232:8JPJN nidx=null parent=CQ2FL]
Aphrodes crassiuscula
 - †Aphrodes crassiuscula (Heer, 1853) [ACCEPTED SPECIES 306706:8JPJW nidx=null]
 + Aphrodes crassiuscula (Heer, 1853) [SYNONYM SPECIES 307232:8JPJX nidx=null parent=CQ2FM]
Aphrodes resinosa
 - †Aphrodes resinosa (Bervoets, 1910) [ACCEPTED SPECIES 306706:8JPMQ nidx=null]
 + Aphrodes resinosa (Bervoets, 1910) [SYNONYM SPECIES 307232:8JPMR nidx=null parent=CQ2FP]
Aplysia angasi
 - Aplysia angasi G. B. Sowerby I, 1869 [SYNONYM SPECIES 306706:FQ2K nidx=null parent=FQ2N]
 + Aplysia angasi G. B. Sowerby II, 1869 [SYNONYM SPECIES 307232:CPY24 nidx=null parent=FQ2N]
Apseudes (Apseudes) acutifrons
 - Apseudes (Apseudes) acutifrons Sars, 1882 [SYNONYM SPECIES 306706:CJTR9 nidx=null parent=FY7M]
 + Apseudes (Apseudes) acutifrons Sars, 1882 [SYNONYM SPECIES 307232:CPYFH nidx=null parent=FY7M]
Arbelana
 - Arbelana Anufriev, 1978 [SYNONYM GENUS 306706:CND4T nidx=null parent=BY7HS]
 + Arbelana Anufriev, 1978 [SYNONYM GENUS 307232:8HD69 nidx=null parent=BY7HS]
Arca (Arca) umbonata
 - Arca (Arca) umbonata Lamarck, 1819 [SYNONYM SPECIES 306706:CND5G nidx=null parent=8SN63]
 + Arca (Arca) umbonata Lamarck, 1819 [SYNONYM SPECIES 307232:CPYPZ nidx=null parent=8SN63]
Arctolocusta gronlandica
 - Arctolocusta gronlandica [SYNONYM SPECIES 306706:8PX5C nidx=null parent=GB4D]
 + Arctolocusta gronlandica Heer, 1883 [SYNONYM SPECIES 307232:CPYX9 nidx=null parent=GB4D]
Argynnis interligata
 - Argynnis interligata Cabeau, 1922 [AMBIGUOUS_SYNONYM SPECIES 306706:CNDZ9 nidx=null parent=5WNV3]
 + Argynnis interligata Cabeau, 1919 [AMBIGUOUS_SYNONYM SPECIES 307232:CPZCX nidx=null parent=68NV3]
 + Argynnis interligata Cabeau, 1922 [AMBIGUOUS_SYNONYM SPECIES 307232:CPZCY nidx=null parent=5WNV3]
 + Argynnis interligata Cabeau, 1919 [AMBIGUOUS_SYNONYM SPECIES 307232:CPZCZ nidx=null parent=3QD32]
 + Argynnis interligata Cabeau, 1922 [AMBIGUOUS_SYNONYM SPECIES 307232:CPZD2 nidx=null parent=N98C]
Asilus therevinus
 - Asilus therevinus Rondani, 1851 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JJYN nidx=null]
 + Asilus therevinus Rondani, 1851 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3Q8L nidx=null]
Astenus (Astenopleuritus) marginalis
 - Astenus (Astenopleuritus) marginalis Cameron, 1931 [ACCEPTED SPECIES 306706:9M3H6 nidx=null]
 + Astenus (Astenopleuritus) marginalis Cameron, 1931 [ACCEPTED SPECIES 307232:CPZ99 nidx=null]
Astraea (Pomaulax)
 - Astraea (Pomaulax) J. E. Gray, 1850 [PROVISIONALLY_ACCEPTED SUBGENUS 306706:CMJ5P nidx=null]
 + Astraea (Pomaulax) J. E. Gray, 1850 [SYNONYM SUBGENUS 307232:BF958 nidx=null parent=7PD4D]
Athysanopsis
 - Athysanopsis Matsumura, 1914 [SYNONYM GENUS 306706:8R43B nidx=null parent=BY7TG]
 + Athysanopsis Matsumura, 1914 [SYNONYM GENUS 307232:CPYBQ nidx=null parent=BY7TG]
Athysanus eomunnis
 - Athysanus eomunnis Edwards, 1888 [SYNONYM SPECIES 306706:CNCH6 nidx=null parent=8RKGV]
 + Athysanus eomunnis Edwards, 1888 [SYNONYM SPECIES 307232:CPYC5 nidx=null parent=8RKGV]
Athysanus manderstjerni
 - Athysanus manderstjerni (Kirschbaum, 1868) [SYNONYM SPECIES 306706:CNCH8 nidx=null parent=GZQK]
 + Athysanus manderstjerni (Kirschbaum, 1868) [SYNONYM SPECIES 307232:CPYC6 nidx=null parent=GZQK]
Athysanus thenii
 - Athysanus thenii Löw, 1885 [SYNONYM SPECIES 306706:CL7J8 nidx=null parent=4YDB4]
 + Athysanus thenii Löw, 1885 [SYNONYM SPECIES 307232:CPYC8 nidx=null parent=4YDB4]
Atlanticus dorsatus
 - Atlanticus dorsatus [SYNONYM SPECIES 306706:8PX6V nidx=null parent=JGWM]
 + Atlanticus dorsatus Burmeister, 1838 [SYNONYM SPECIES 307232:CPYCM nidx=null parent=JGWM]
Atrichopogon (Atrichopogon) formosanus
 - Atrichopogon (Atrichopogon) formosanus Kieffer, 1918 [ACCEPTED SPECIES 306706:JKQF nidx=null]
 + Atrichopogon (Atrichopogon) formosanus Kieffer, 1918 [ACCEPTED SPECIES 307232:9286K nidx=null]
Atrichopogon (Psammopogon) trifasciatus
 - Atrichopogon (Psammopogon) trifasciatus Kieffer, 1918 [ACCEPTED SPECIES 306706:8B5G2 nidx=null]
 + Atrichopogon (Psammopogon) trifasciatus Kieffer, 1918 [ACCEPTED SPECIES 307232:JL25 nidx=null]
Aulacizes amblardii
 - Aulacizes amblardii (Signoret, 1855) [SYNONYM SPECIES 306706:CL89C nidx=null parent=4P38P]
 + Aulacizes amblardii (Signoret, 1855) [SYNONYM SPECIES 307232:CPYNQ nidx=null parent=4P38P]
Aulacizes thunbergii
 - Aulacizes thunbergii Stål, 1864 [SYNONYM SPECIES 306706:CHSXL nidx=null parent=4DHGR]
 + Aulacizes thunbergii Stål, 1864 [SYNONYM SPECIES 307232:CPYNR nidx=null parent=4DHGR]
Australorbis bahiensis
 - Australorbis bahiensis (Dunker, 1886) [SYNONYM SPECIES 306706:873VZ nidx=null parent=LV34]
 + Australorbis bahiensis (Dunker, 1850) [SYNONYM SPECIES 307232:CPYW4 nidx=null parent=LV34]
Aversovalva aureum
 - Aversovalva aureum Hornibrook, 1952 [ACCEPTED SPECIES 306706:CNDTZ nidx=null]
 + Aversovalva aureum Hornibrook, 1952 [ACCEPTED SPECIES 307232:CPZ93 nidx=null]
Avicula (Meleagrina) japonica
 - Avicula (Meleagrina) japonica Dunker, 1879 [SYNONYM SPECIES 306706:8V7J9 nidx=null parent=4HY7M]
 + Avicula (Meleagrina) japonica [SYNONYM SPECIES 307232:CPZ9F nidx=null parent=4HY7M]
Bactrocera (Bactrocera) ritsemae
 - Bactrocera (Bactrocera) ritsemae (Weyenbergh, 1869) [ACCEPTED SPECIES 306706:5VZFY nidx=null]
 + Bactrocera (Bactrocera) ritsemae (Weyenbergh, 1869) [ACCEPTED SPECIES 307232:929BD nidx=null]
Bactrocera (Paratridacus) unichromata
 - Bactrocera (Paratridacus) unichromata Drew, 1989 [SYNONYM SPECIES 306706:92967 nidx=null parent=C2TKB]
 + Bactrocera (Paratridacus) unichromata Drew, 1989 [SYNONYM SPECIES 307232:87RKR nidx=null parent=C2TKB]
Badura
 - Badura Mulsant & Rey, 1874 [SYNONYM GENUS 306706:CL795 nidx=null parent=9JR2V]
 + Badura Mulsant & Rey, 1874 [SYNONYM GENUS 307232:CPY48 nidx=null parent=9JR2V]
Ballana (Laterana) dissimilata
 - Ballana (Laterana) dissimilata (Ball, 1910) [SYNONYM SPECIES 306706:CNK7H nidx=null parent=8JSQ7]
 + Ballana (Laterana) dissimilata (Ball, 1910) [SYNONYM SPECIES 307232:CQ493 nidx=null parent=8JSQ7]
Barbatia (Cucullaria)
 - Barbatia (Cucullaria) Conrad, 1869 [SYNONYM SUBGENUS 306706:CL8DL nidx=null parent=7NGD8]
 + Barbatia (Cucullaria) Conrad, 1869 [SYNONYM SUBGENUS 307232:CPYQ8 nidx=null parent=7NGD8]
Barbatia andersoni
 - Barbatia andersoni K. van W. Palmer, 1918 [SYNONYM SPECIES 306706:C6C4P nidx=null parent=4LZYS]
 + Barbatia andersoni Van Winkle, 1918 [SYNONYM SPECIES 307232:CQ4GC nidx=null parent=CQM5Z]
Baseodiscus mexicanum
 - Baseodiscus mexicanum ? [SYNONYM SPECIES 306706:9XGZZ nidx=null parent=84XNX]
 + Baseodiscus mexicanum [SYNONYM SPECIES 307232:5WD5S nidx=null parent=84XNX]
Bathygalea (Miogalea) hadra
 - Bathygalea (Miogalea) hadra Woodring & Olsson, 1957 [SYNONYM SPECIES 306706:CNLKR nidx=null parent=38JR5]
 + Bathygalea (Miogalea) hadra Woodring & Olsson, 1957 [SYNONYM SPECIES 307232:CQ56J nidx=null parent=38JR5]
Begonia plebeja var. kennedyi
 - Begonia plebeja var. kennedyi Ziesenh. [SYNONYM VARIETY 306706:7YMMB nidx=null parent=7SGZH]
 + Begonia plebeja var. kennedyi Ziesenh. [SYNONYM VARIETY 307232:5MJNN nidx=null parent=7SGZH]
Bertea subaptera
 - Bertea subaptera Rondani, 1856 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JKDP nidx=null]
 + Bertea subaptera Rondani, 1856 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3SLJ nidx=null]
Bimastos beddardi
 - Bimastos beddardi Mihailova, 1966 [SYNONYM SPECIES 306706:84WY6 nidx=null parent=85N2K]
 + Bimastos beddardi (Michaelsen, 1894) [SYNONYM SPECIES 307232:CPZZJ nidx=null parent=85N2K]
Bireta (Besaia) dives
 - Bireta (Besaia) dives Kiriakoff, 1962 [SYNONYM SPECIES 306706:BPPPP nidx=null parent=92WQJ]
 + Bireta (Besaia) dives Kiriakoff, 1962 [SYNONYM SPECIES 307232:963PC nidx=null parent=92WQJ]
Bireta (Besaia) yunnana
 - Bireta (Besaia) yunnana Kiriakoff, 1962 [SYNONYM SPECIES 306706:BPPPY nidx=null parent=92WQS]
 + Bireta (Besaia) yunnana Kiriakoff, 1962 [SYNONYM SPECIES 307232:963PP nidx=null parent=92WQS]
Bireta (Norraca) postfusca
 - Bireta (Norraca) postfusca Kiriakoff, 1962 [SYNONYM SPECIES 306706:BPPPS nidx=null parent=988P9]
 + Bireta (Norraca) postfusca Kiriakoff, 1962 [SYNONYM SPECIES 307232:963PH nidx=null parent=988P9]
Bireta (Norracana) niveipicta
 - Bireta (Norracana) niveipicta Kiriakoff, 1962 [SYNONYM SPECIES 306706:BPPPR nidx=null parent=988NV]
 + Bireta (Norracana) niveipicta Kiriakoff, 1962 [SYNONYM SPECIES 307232:963PF nidx=null parent=988NV]
Bireta (Oraura) aurora
 - Bireta (Oraura) aurora Kiriakoff, 1962 [SYNONYM SPECIES 306706:963PB nidx=null parent=C392F]
 + Bireta (Oraura) aurora Kiriakoff, 1962 [SYNONYM SPECIES 307232:BPPPN nidx=null parent=C392F]
Biroa zimmermani
 - Biroa zimmermani [SYNONYM SPECIES 306706:8P6XC nidx=null parent=LVYV]
 + Biroa zimmermani Willemse, 1951 [SYNONYM SPECIES 307232:CQ22F nidx=null parent=LVYV]
Blagorrhina
 - Blagorrhina Hippa, Mattsson & Vilkamaa, 2009 [ACCEPTED GENUS 306706:BY88J nidx=null]
 + Blagorrhina Hippa, Mattsson & Vilkamaa, 2005 [SYNONYM GENUS 307232:CQ278 nidx=null parent=CQ279]
 + Blagorrhina Hippa, Mattsson & Vilkamaa, 2009 [ACCEPTED GENUS 307232:CQ279 nidx=null]
Blasicrura (Blasicrura) quadrimaculata
 - Blasicrura (Blasicrura) quadrimaculata (J. E. Gray, 1824) [SYNONYM SPECIES 306706:CGT8N nidx=null parent=6DWNC]
 + Blasicrura (Blasicrura) quadrimaculata (J. E. Gray, 1824) [SYNONYM SPECIES 307232:CQ27N nidx=null parent=6DWNC]
Bolitophila pulveris
 - †Bolitophila pulveris Lewis, 1969 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JKJZ nidx=null]
 + Bolitophila pulveris Lewis, 1969 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3SLL nidx=null]
Bombyx (Pania) phantoma
 - Bombyx (Pania) phantoma Dalman, 1823 [SYNONYM SPECIES 306706:BPPRW nidx=null parent=5GCMT]
 + Bombyx (Pania) phantoma Dalman, 1823 [SYNONYM SPECIES 307232:964Q3 nidx=null parent=5GCMT]
Borlasia maslovskyi
 - Borlasia maslovskyi [SYNONYM SPECIES 306706:MKFV nidx=null parent=5DBDW]
 + Borlasia maslovskyi Czerniavsky, 1880 [SYNONYM SPECIES 307232:CPZ7M nidx=null parent=5DBDW]
Borlasia maslovskyi maslovskyi
 - Borlasia maslovskyi maslovskyi [SYNONYM SUBSPECIES 306706:5FZ8W nidx=null parent=5DBDW]
 + Borlasia maslovskyi maslovskyi Czerniavsky, 1880 [SYNONYM SUBSPECIES 307232:CPZ7Q nidx=null parent=5DBDW]
Borsonella angelena
 - Borsonella angelena G. D. Hanna, 1924 [SYNONYM SPECIES 306706:MLHF nidx=null parent=68P8W]
 + Borsonella angelena [SYNONYM SPECIES 307232:CPZ9D nidx=null parent=68P8W]
Brachylaima asakawai
 - Brachylaima asakawai Nakao, Sasaki & Waki, 201 [ACCEPTED SPECIES 306706:BX9JY nidx=null]
 + Brachylaima asakawai Nakao, Sasaki & Waki, 2018 [ACCEPTED SPECIES 307232:CPZTK nidx=null]
Brachylaima marsupium
 - Brachylaima marsupium (Braun, 1901) [ACCEPTED SPECIES 306706:CNFL5 nidx=null]
 + Brachylaima marsupium (Braun, 1901) Dollfus, 1935 [ACCEPTED SPECIES 307232:CPZV8 nidx=null]
Brachylaima mordens
 - Brachylaima mordens (Braun, 1901) [ACCEPTED SPECIES 306706:CNFL9 nidx=null]
 + Brachylaima mordens (Braun, 1901) Dollfus, 1935 [ACCEPTED SPECIES 307232:CPZVD nidx=null]
Brachyunguis (Brachyunguis) zoijae
 - Brachyunguis (Brachyunguis) zoijae [SYNONYM SPECIES 306706:CLCQ4 nidx=null parent=5CCGQ]
 + Brachyunguis (Brachyunguis) zoijae [SYNONYM SPECIES 307232:CQ22L nidx=null parent=5CCGQ]
Buliminus kirkii
 - Buliminus kirkii Dohrn, 1865 [SYNONYM SPECIES 306706:7QFJM nidx=null parent=6NJGY]
 + Buliminus kirkii Dohrn, 1865 [SYNONYM SPECIES 307232:NSZT nidx=null parent=6NJGY]
Bulimus aurisbovina
 - Bulimus aurisbovina Reeve, 1848 [SYNONYM SPECIES 306706:7QFZ3 nidx=null parent=B779L]
 + Bulimus aurisbovina (A. Férussac, 1821) [SYNONYM SPECIES 307232:CPZM4 nidx=null parent=B779L]
Bulimus jousseaumi
 - Bulimus jousseaumi E. A. Smith, 1894 [SYNONYM SPECIES 306706:7QGH6 nidx=null parent=7SV8K]
 + Bulimus jousseaumi [SYNONYM SPECIES 307232:CPZMB nidx=null parent=7SV8K]
Bulla (Tornatina) infrequens
 - Bulla (Tornatina) infrequens C. B. Adams, 1852 [SYNONYM SPECIES 306706:CNFBJ nidx=null parent=9SGM]
 + Bulla (Tornatina) infrequens C. B. Adams, 1852 [SYNONYM SPECIES 307232:CPZND nidx=null parent=9SGM]
Bythoscopus strobi
 - Bythoscopus strobi Fitch, 1851 [SYNONYM SPECIES 306706:CNFQG nidx=null parent=4D88R]
 + Bythoscopus strobi Fitch, 1851 [SYNONYM SPECIES 307232:CPZZW nidx=null parent=4D88R]
Callipara (Simililyria) aikeni inhacaensis
 - Callipara (Simililyria) aikeni inhacaensis J. H. Veldsman, 2012 [SYNONYM SUBSPECIES 306706:CLFJ3 nidx=null parent=B6DZL]
 + Callipara (Simililyria) aikeni inhacaensis J. H. Veldsman, 2012 [SYNONYM SUBSPECIES 307232:CQ2Z6 nidx=null parent=B6DZL]
Callobata brasiliana
 - Callobata brasiliana Rondani, 1863 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JLNS nidx=null]
 + Callobata brasiliana Rondani, 1863 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3SMX nidx=null]
Callorhynchus antarcticus
 - Callorhynchus antarcticus Fleming, 1822 [SYNONYM SPECIES 306706:C6K35 nidx=null parent=PVZB]
 + Callorhynchus antarcticus () [MISAPPLIED SPECIES 307232:CQ36S nidx=null parent=PVZC]
 + Callorhynchus antarcticus Fleming, 1822 [SYNONYM SPECIES 307232:CQ36T nidx=null parent=PVZB]
Camnula peelucida
 - Camnula peelucida [SYNONYM SPECIES 306706:8P6CF nidx=null parent=5WWQP]
 + Camnula peelucida Scudder, 1862 [SYNONYM SPECIES 307232:CPZVW nidx=null parent=5WWQP]
Cancellaria (Bonellitia) nassoides
 - Cancellaria (Bonellitia) nassoides Schepman, 1911 [PROVISIONALLY_ACCEPTED SPECIES 306706:BFR9C nidx=null]
 + Cancellaria (Bonellitia) nassoides Schepman, 1911 [SYNONYM SPECIES 307232:QK3T nidx=null parent=64SWX]
Carabus viridis
 - Carabus viridis Letzner, 1850 unavailable name [AMBIGUOUS_SYNONYM SPECIES 306706:CNH6W nidx=null parent=8LVKM]
 + Carabus viridis (G.Hauser, 1921) [AMBIGUOUS_SYNONYM SPECIES 307232:CQ2YY nidx=null parent=8MCMH]
 + Carabus viridis Letzner, 1850 [AMBIGUOUS_SYNONYM SPECIES 307232:CQ2YZ nidx=null parent=8LW79]
 + Carabus viridis Letzner, 1850 [AMBIGUOUS_SYNONYM SPECIES 307232:CQ2Z2 nidx=null parent=8LW3X]
Cardicola jiigurru
 - Cardicola jiigurru Yong, Cutmore, Miller, Wee & Cribb, 2016 [ACCEPTED SPECIES 306706:CNHF7 nidx=null]
 + Cardicola jiigurru Yong, Cutmore, Miller, Wee & Cribb, 2016 [ACCEPTED SPECIES 307232:CQ36G nidx=null]
Cardium (Fragum) medium
 - Cardium (Fragum) medium Linnaeus, 1758 [SYNONYM SPECIES 306706:CNHHB nidx=null parent=CR7K]
 + Cardium (Fragum) medium Linnaeus, 1758 [SYNONYM SPECIES 307232:CQ389 nidx=null parent=CR7K]
Cardium (Trachycardium) isocardia
 - Cardium (Trachycardium) isocardia Linnaeus, 1758 [SYNONYM SPECIES 306706:CNHJ2 nidx=null parent=57PTG]
 + Cardium (Trachycardium) isocardia Linnaeus, 1758 [SYNONYM SPECIES 307232:CQ38V nidx=null parent=57PTG]
Carinella macintoshi
 - Carinella macintoshi [SYNONYM SPECIES 306706:RDBT nidx=null parent=59JYN]
 + Carinella macintoshi Bürger, 1892 [SYNONYM SPECIES 307232:CQ3LK nidx=null parent=59JYN]
Castrada (Castrada) hofmanni
 - Castrada (Castrada) hofmanni Braun, 1885 [ACCEPTED SPECIES 306706:5XF3V nidx=null]
 + Castrada (Castrada) hofmanni Braun, 1885 [ACCEPTED SPECIES 307232:RQSY nidx=null]
Cephalothrix bürgeri
 - Cephalothrix bürgeri [SYNONYM SPECIES 306706:69JTD nidx=null parent=5XK5D]
 + Cephalothrix bürgeri Wijnhoff, 1913 [SYNONYM SPECIES 307232:CQ48L nidx=null parent=5XK5D]
Ceratopogon succinctus
 - Ceratopogon succinctus Wiedemann, 1818 [PROVISIONALLY_ACCEPTED SPECIES 306706:9TKXV nidx=null]
 + Ceratopogon succinctus Wiedemann, 1818 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3SQG nidx=null]
Cercopis hemorroidalis
 - Cercopis hemorroidalis (Schrank, 1781) [SYNONYM SPECIES 306706:CNHCJ nidx=null parent=76Q6T]
 + Cercopis hemorroidalis (Schrank, 1781) [SYNONYM SPECIES 307232:CQ355 nidx=null parent=76Q6T]
Cerebratulidae
 - Cerebratulidae [SYNONYM FAMILY 306706:BG3DP nidx=null parent=CDFLN]
 + Cerebratulidae Gibson, 1985 [SYNONYM FAMILY 307232:CQ22D nidx=null parent=CDFLN]
Ceroxys ethiopia
 - †Ceroxys ethiopia Meunier, 1908 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JMS5 nidx=null]
 + Ceroxys ethiopia Meunier, 1908 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3SQX nidx=null]
Chaitophorus clarus
 - Chaitophorus clarus [ACCEPTED SPECIES 306706:TF8J nidx=null]
 + Chaitophorus clarus Tseng & Tao, 1936 [ACCEPTED SPECIES 307232:CQ3VF nidx=null]
Chaitophorus shantungensis
 - Chaitophorus shantungensis [SYNONYM SPECIES 306706:8R37P nidx=null parent=5DTY2]
 + Chaitophorus shantungensis Tseng & Tao, 1936 [SYNONYM SPECIES 307232:CQ3VR nidx=null parent=CQ3VT]
Chaitophorus tremulae shantungensis
 - Chaitophorus tremulae shantungensis [ACCEPTED SUBSPECIES 306706:5DTY2 nidx=null]
 + Chaitophorus tremulae shantungensis Tseng & Tao, 1936 [ACCEPTED SUBSPECIES 307232:CQ3VT nidx=null]
Chaitophours clarus
 - Chaitophours clarus [SYNONYM SPECIES 306706:8QT6T nidx=null parent=TF8J]
 + Chaitophours clarus Tseng & Tao, 1936 [SYNONYM SPECIES 307232:CQ3VV nidx=null parent=CQ3VF]
Chama aspersa
 - Chama aspersa Reeve, 1846 sensu Spry, 1964 [SYNONYM SPECIES 306706:THPB nidx=null parent=5XQ4R]
 + Chama aspersa [SYNONYM SPECIES 307232:CQ467 nidx=null parent=5XQ4R]
Charpentieria (Charpentieria)
 - Charpentieria (Charpentieria) Stabile, 1864 [SYNONYM SUBGENUS 306706:CNK5B nidx=null parent=7NYDV]
 + Charpentieria (Charpentieria) Stabile, 1864 [SYNONYM SUBGENUS 307232:CQ474 nidx=null parent=7NYDV]
Cheilosia nigroapicata
 - Cheilosia nigroapicata Curran, 1926 [ACCEPTED SPECIES 306706:TSRZ nidx=null]
 + Cheilosia nigroapicata Curran, 1926 [ACCEPTED SPECIES 307232:92LQG nidx=null]
Cheilosialepta baltica
 - †Cheilosialepta baltica Hull, 1945 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JMVJ nidx=null]
 + Cheilosialepta baltica Hull, 1945 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3SRQ nidx=null]
Chlorostoma carpenteri
 - Chlorostoma carpenteri Dunker, 1882 [SYNONYM SPECIES 306706:7QNR2 nidx=null parent=B784B]
 + Chlorostoma carpenteri (Dunker, 1860) [SYNONYM SPECIES 307232:CQ3QB nidx=null parent=CQRSJ]
Chondropoma (Chondropoma) yucayum bermudezi
 - Chondropoma (Chondropoma) yucayum bermudezi C. de la Torre & Sánchez de Fuentes, 1954 [SYNONYM SUBSPECIES 306706:CPT9N nidx=null parent=CPT9P]
 + Chondropoma (Chondropoma) yucayum bermudezi A. de la Torre, 1954 [SYNONYM SUBSPECIES 307232:CQVBV nidx=null parent=CQVBW]
Chondropoma solare
 - Chondropoma solare L. Pfeiffer, 1863 [SYNONYM SPECIES 306706:8V7PL nidx=null parent=8VQ7D]
 + Chondropoma solare Reeve, 1863 [SYNONYM SPECIES 307232:CQ3V9 nidx=null parent=8VQ7D]
Chondropoma yucayum bermudezi
 - Chondropoma yucayum bermudezi C. de la Torre & Sánchez de Fuentes, 1954 [ACCEPTED SUBSPECIES 306706:CPT9P nidx=null]
 + Chondropoma yucayum bermudezi A. de la Torre, 1954 [ACCEPTED SUBSPECIES 307232:CQVBW nidx=null]
Chortophila liturata
 - Chortophila liturata Rondani, 1868 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JN92 nidx=null]
 + Chortophila liturata Rondani, 1868 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3SSZ nidx=null]
Chortophila varipes
 - Chortophila varipes Pokorny, 1889 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JN9D nidx=null]
 + Chortophila varipes Pokorny, 1889 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3ST2 nidx=null]
Chrysops hermanni
 - Chrysops hermanni Kröber, 1920 [SYNONYM SPECIES 306706:889SW nidx=null parent=5YS8S]
 + Chrysops hermanni Kröber, 1920 [SYNONYM SPECIES 307232:5Z3ZG nidx=null parent=5YS8S]
Cicada aethyops
 - Cicada aethyops Schrank, 1781 [SYNONYM SPECIES 306706:CLKQH nidx=null parent=76Q6T]
 + Cicada aethyops Schrank, 1781 [SYNONYM SPECIES 307232:CQ5B8 nidx=null parent=76Q6T]
Cicadina
 - Cicadina Batsch, 1789 [SYNONYM SUBORDER 306706:CCZWC nidx=null parent=BXWCS]
 + Cicadina Burmeister, 1835 [SYNONYM SUBORDER 307232:CQ5F3 nidx=null parent=BXWCS]
Cicindela circumflexa
 - Cicindela circumflexa Beuthin, 1894 unavailable name [AMBIGUOUS_SYNONYM SPECIES 306706:CGWC6 nidx=null parent=8MLTQ]
 + Cicindela circumflexa Beuthin, 1893 [AMBIGUOUS_SYNONYM SPECIES 307232:CQ5JH nidx=null parent=8LW8X]
 + Cicindela circumflexa Beuthin, 1894 [AMBIGUOUS_SYNONYM SPECIES 307232:CQ5JJ nidx=null parent=8MLTQ]
 + Cicindela circumflexa Beuthin, 1893 [AMBIGUOUS_SYNONYM SPECIES 307232:CQ5JK nidx=null parent=8LW94]
Cleodora (Creseis) striata
 - Cleodora (Creseis) striata Rang, 1828 [SYNONYM SPECIES 306706:CNKR9 nidx=null parent=3MW9S]
 + Cleodora (Creseis) striata Rang, 1828 [SYNONYM SPECIES 307232:CQ4JR nidx=null parent=3MW9S]
Colorhamphus parvirostris
 - Colorhamphus parvirostris (Darwin, 1839) [ACCEPTED SPECIES 306706:X87J nidx=null]
 + Colorhamphus parvirostris (Gould & G. R. Gray, 1839) [ACCEPTED SPECIES 307232:CQ4HB nidx=null]
Colus (Aulacofusus) sapius
 - Colus (Aulacofusus) sapius Dall, 1919 [SYNONYM SPECIES 306706:CNLCD nidx=null parent=6K67Q]
 + Colus (Aulacofusus) sapius Dall, 1919 [SYNONYM SPECIES 307232:CQ522 nidx=null parent=6K67Q]
Comaster multibrachiatus
 - Comaster multibrachiatus (Carpenter, 1888) [SYNONYM SPECIES 306706:CHXY2 nidx=null parent=8GGJ7]
 + Comaster multibrachiatus (Carpenter, 1888) [SYNONYM SPECIES 307232:CQ532 nidx=null parent=8GGJ7]
Conicera (Conicera) floricola
 - Conicera (Conicera) floricola Schmitz, 1938 [ACCEPTED SPECIES 306706:8BJX9 nidx=null]
 + Conicera (Conicera) floricola Schmitz, 1938 [ACCEPTED SPECIES 307232:5ZTJN nidx=null]
Conops atrimanus
 - Conops atrimanus Kröber, 1939 [SYNONYM SPECIES 306706:88CFZ nidx=null parent=8BK44]
 + Conops atrimanus Kröber, 1939 [SYNONYM SPECIES 307232:XSK3 nidx=null parent=8BK44]
Conops nigrita
 - Conops nigrita Čepelák, 1940 [SYNONYM SPECIES 306706:88CKQ nidx=null parent=XSMJ]
 + Conops nigrita Čepelák, 1940 [SYNONYM SPECIES 307232:XSPZ nidx=null parent=XSMJ]
Conus (Chelyconus) mediterraneus
 - Conus (Chelyconus) mediterraneus Hwass, 1792 [SYNONYM SPECIES 306706:CNMPT nidx=null parent=XYHD]
 + Conus (Chelyconus) mediterraneus Hwass, 1792 [SYNONYM SPECIES 307232:CQ5YS nidx=null parent=XYHD]
Conus (Embrikena) potusmarumai
 - Conus (Embrikena) potusmarumai Kosuge, 1980 [SYNONYM SPECIES 306706:CNMRG nidx=null parent=5ZXST]
 + Conus (Embrikena) potusmarumai Kosuge, 1980 [SYNONYM SPECIES 307232:CQ62C nidx=null parent=5ZXST]
Conus (Lautoconus) fontonae
 - Conus (Lautoconus) fontonae Rolán & Trovão, 1990 [SYNONYM SPECIES 306706:CK3P8 nidx=null parent=XX95]
 + Conus (Lautoconus) fontonae Rolán & Trovão, 1990 [SYNONYM SPECIES 307232:CQ62Y nidx=null parent=XX95]
Conus (Lautoconus) teodorae
 - Conus (Lautoconus) teodorae Rolán & F. Fernandes, 1990 [SYNONYM SPECIES 306706:CNMQX nidx=null parent=XX8X]
 + Conus (Lautoconus) teodorae Rolán & F. Fernandes, 1990 [SYNONYM SPECIES 307232:CQ5ZY nidx=null parent=XX8X]
Conus (Sandericonus) sanderi
 - Conus (Sandericonus) sanderi Wils & Moolenbeek, 1979 [SYNONYM SPECIES 306706:CGWH9 nidx=null parent=XYJ3]
 + Conus (Sandericonus) sanderi Wils & Moolenbeek, 1979 [SYNONYM SPECIES 307232:CQ64L nidx=null parent=XYJ3]
Coptotettix indicua
 - Coptotettix indicua [SYNONYM SPECIES 306706:8PY43 nidx=null parent=5ZY9Z]
 + Coptotettix indicua Hancock, 1912 [SYNONYM SPECIES 307232:CQ6P5 nidx=null parent=5ZY9Z]
Cordylura aea
 - Cordylura aea Walker, 1849 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JNW9 nidx=null]
 + Cordylura aea Walker, 1849 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3T4Y nidx=null]
Cosmopsaltria minahassae
 - Cosmopsaltria minahassae Distant, 1888 [SYNONYM SPECIES 306706:CNLQH nidx=null parent=365R5]
 + Cosmopsaltria minahassae Distant, 1888 [SYNONYM SPECIES 307232:CQ5BF nidx=null parent=365R5]
Cosmosciara hartii
 - Cosmosciara hartii (Johannsen, 1912) [ACCEPTED SPECIES 306706:8BLH3 nidx=null]
 + Cosmosciara hartii (Johannsen, 1912) [ACCEPTED SPECIES 307232:8BLH2 nidx=null]
Craspedosoma hispidulus
 - Craspedosoma hispidulus Silvestri, 1894 [SYNONYM SPECIES 306706:CNMRQ nidx=null parent=66JWB]
 + Craspedosoma hispidulus Silvestri, 1894 [SYNONYM SPECIES 307232:CQ62M nidx=null parent=66JWB]
Crassostrea (Magallana) ariakensis
 - Crassostrea (Magallana) ariakensis (Fujita, 1913) [SYNONYM SPECIES 306706:8RXQ7 nidx=null parent=C562B]
 + Crassostrea (Magallana) ariakensis (Fujita, 1913) [SYNONYM SPECIES 307232:Z6YW nidx=null parent=C562B]
Criotettix ruliensis
 - Criotettix ruliensis [SYNONYM SPECIES 306706:8PY4X nidx=null parent=ZHNF]
 + Criotettix ruliensis Zheng & Ou, 2009 [SYNONYM SPECIES 307232:CQ6WZ nidx=null parent=ZHNF]
Criotettix strivertex
 - Criotettix strivertex [SYNONYM SPECIES 306706:8PY4Y nidx=null parent=6BGVJ]
 + Criotettix strivertex Zheng, Wei & Li, 2009 [SYNONYM SPECIES 307232:CQ6X2 nidx=null parent=6BGVJ]
Ctenophorocera polleniina
 - Ctenophorocera polleniina Bezzi, 1908 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JP34 nidx=null]
 + Ctenophorocera polleniina Bezzi, 1908 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3T9S nidx=null]
Ctenoplusia (Acanthoplusia) latistigma floresiana
 - Ctenoplusia (Acanthoplusia) latistigma floresiana Behounek & Ronkay, 1999 [ACCEPTED SUBSPECIES 306706:C4PSB nidx=null]
 + Ctenoplusia (Acanthoplusia) latistigma floresiana Behounek & Ronkay, 1999 [ACCEPTED SUBSPECIES 307232:CQ6JP nidx=null]
Culex (Melanoconion) bibulus
 - Culex (Melanoconion) bibulus Dyar, 1920 [ACCEPTED SPECIES 306706:CK4MV nidx=null]
 + Culex (Melanoconion) bibulus Dyar, 1920 [ACCEPTED SPECIES 307232:CQ6QD nidx=null]
Culex fossilis
 - †Culex fossilis Brodie, 1845 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JP45 nidx=null]
 + Culex fossilis Brodie, 1845 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3TB4 nidx=null]
Culicoides (Meijerehelea) sugimotonis
 - Culicoides (Meijerehelea) sugimotonis Shiraki, 1913 [ACCEPTED SPECIES 306706:CLN6V nidx=null]
 + Culicoides (Meijerehelea) sugimotonis Shiraki, 1913 [ACCEPTED SPECIES 307232:CQ6RB nidx=null]
Cumia
 - Cumia Bivona, 1838 [ACCEPTED GENUS 306706:7P2L9 nidx=null]
 + Cumia Bivona e Bernardi, 1838 [ACCEPTED GENUS 307232:CQ6T8 nidx=null]
Curimatella alburnus
 - Curimatella alburnus () non Müller & Troschel, 1844 [MISAPPLIED SPECIES 306706:CNP6J nidx=null parent=6C36L]
 + Curimatella alburnus () [MISAPPLIED SPECIES 307232:CQ734 nidx=null parent=6BWY6]
 + Curimatella alburnus () [MISAPPLIED SPECIES 307232:CQ735 nidx=null parent=6C36L]
Cyana (Caudovulpecula) flammeostrigata
 - Cyana (Caudovulpecula) flammeostrigata Karisch, 2003 [ACCEPTED SPECIES 306706:CNPHC nidx=null]
 + Cyana (Caudovulpecula) flammeostrigata Karisch, 2003 [ACCEPTED SPECIES 307232:CQ78F nidx=null]
Cyclolites cristatus
 - Cyclolites cristatus Lamarck, 1801 [SYNONYM SPECIES 306706:CNQCP nidx=null parent=B22JB]
 + Cyclolites cristatus Lamarck, 1801 [SYNONYM SPECIES 307232:CQ7RR nidx=null parent=B22JB]
Cypraea (Aricia) gendinganensis
 - Cypraea (Aricia) gendinganensis K. Martin, 1899 [SYNONYM SPECIES 306706:CNNX2 nidx=null parent=8TJ4W]
 + Cypraea (Aricia) gendinganensis K. Martin, 1899 [SYNONYM SPECIES 307232:CQ6TZ nidx=null parent=8TJ4W]
Cypraea (Erosaria) cernica
 - Cypraea (Erosaria) cernica G. B. Sowerby II, 1870 [SYNONYM SPECIES 306706:CK4TG nidx=null parent=45PTP]
 + Cypraea (Erosaria) cernica G. B. Sowerby II, 1870 [SYNONYM SPECIES 307232:CQ6V7 nidx=null parent=45PTP]
Cypraea (Luponia) trelissickensis
 - Cypraea (Luponia) trelissickensis Suter, 1917 [SYNONYM SPECIES 306706:CNNXH nidx=null parent=6SB53]
 + Cypraea (Luponia) trelissickensis Suter, 1917 [SYNONYM SPECIES 307232:CQ6VJ nidx=null parent=6SB53]
Cypraea (Ocellaria) spurca
 - Cypraea (Ocellaria) spurca Linnaeus, 1758 [SYNONYM SPECIES 306706:CGX68 nidx=null parent=6S6BV]
 + Cypraea (Ocellaria) spurca Linnaeus, 1758 [SYNONYM SPECIES 307232:CQ6W5 nidx=null parent=6S6BV]
Cypraea (Trivia) bouryi
 - Cypraea (Trivia) bouryi Cossmann, 1889 [SYNONYM SPECIES 306706:CNNY4 nidx=null parent=6FM4P]
 + Cypraea (Trivia) bouryi Cossmann, 1889 [SYNONYM SPECIES 307232:CQ6WB nidx=null parent=6FM4P]
Cythereis hazeli
 - Cythereis hazeli Bold, 1946 [SYNONYM SPECIES 306706:CNQ3Q nidx=null parent=85L88]
 + Cythereis hazeli Bold, 1946 [SYNONYM SPECIES 307232:CQ7LN nidx=null parent=85L88]
Cytocystidae
 - Cytocystidae Karling, 1964 [SYNONYM FAMILY 306706:BFDFQ nidx=null parent=7NH4V]
 + Cytocystidae [SYNONYM FAMILY 307232:CQ7NJ nidx=null parent=7NH4V]
Dactynotus cirsi
 - Dactynotus cirsi (Linnaeus, 1758) [SYNONYM SPECIES 306706:CNQK2 nidx=null parent=7DTZT]
 + Dactynotus cirsi (Linnaeus, 1758) [SYNONYM SPECIES 307232:CQ7W4 nidx=null parent=7DTZT]
Dana hauturu
 - Dana hauturu (Duncan, 1994) [SYNONYM SPECIES 306706:7VMTH nidx=null parent=7ZKJL]
 + Dana hauturu (Duncan, 1994) [ACCEPTED SPECIES 307232:343JH nidx=null]
Dasypogon (Saropogon) chalybeiventris
 - Dasypogon (Saropogon) chalybeiventris Loew, 1851 [SYNONYM SPECIES 306706:349LG nidx=null parent=8B38Z]
 + Dasypogon (Saropogon) chalybeiventris Loew, 1851 [SYNONYM SPECIES 307232:88JBC nidx=null parent=8B38Z]
Degeeria mexicana
 - Degeeria mexicana Giglio-Tos, 1893 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JPZL nidx=null]
 + Degeeria mexicana Giglio-Tos, 1893 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3TJM nidx=null]
Deltocephalus tiaratus
 - Deltocephalus tiaratus Fieber, 1869 [SYNONYM SPECIES 306706:CNNJ8 nidx=null parent=36JZD]
 + Deltocephalus tiaratus Fieber, 1869 [SYNONYM SPECIES 307232:CQ6MV nidx=null parent=36JZD]
Deltocephalus xanthoneurus
 - Deltocephalus xanthoneurus Fieber, 1869 [SYNONYM SPECIES 306706:CK4JT nidx=null parent=4YCH5]
 + Deltocephalus xanthoneurus Fieber, 1869 [SYNONYM SPECIES 307232:CQ6MW nidx=null parent=4YCH5]
Dendromyia (Calladimyia) melanoides
 - Dendromyia (Calladimyia) melanoides Root, 1928 [SYNONYM SPECIES 306706:34QNS nidx=null parent=5C4BH]
 + Dendromyia (Calladimyia) melanoides Root, 1928 [SYNONYM SPECIES 307232:88JM9 nidx=null parent=5C4BH]
Dero (Aulophorus) vaga
 - Dero (Aulophorus) vaga (Leidy, 1880) [SYNONYM SPECIES 306706:CLPSJ nidx=null parent=JST3]
 + Dero (Aulophorus) vaga (Leidy, 1880) [SYNONYM SPECIES 307232:CQ7JC nidx=null parent=JST3]
Dichelacera abiens
 - Dichelacera abiens Walker, 1848 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JQ6L nidx=null]
 + Dichelacera abiens Walker, 1848 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3TKF nidx=null]
Diestramima (Diestramima) himalayana
 - Diestramima (Diestramima) himalayana (Griffini, 1914) [ACCEPTED SPECIES 306706:8PYBN nidx=null]
 + Diestramima (Diestramima) himalayana (Griffini, 1914) [ACCEPTED SPECIES 307232:362LB nidx=null]
Diplosiphon baeckmanae
 - Diplosiphon baeckmanae Timoshkin, 1986 [SYNONYM SPECIES 306706:36N4C nidx=null parent=CNZSC]
 + Diplosiphon baeckmanae [SYNONYM SPECIES 307232:CQ874 nidx=null parent=CNZSC]
Diplosis fleothripetiperda
 - Diplosis fleothripetiperda Del Guercio, 1931 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JQ89 nidx=null]
 + Diplosis fleothripetiperda Del Guercio, 1931 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3TQ6 nidx=null]
Dolabrifera pacifica
 - Dolabrifera pacifica Reeve, 1868 [SYNONYM SPECIES 306706:6DDM3 nidx=null parent=3749Y]
 + Dolabrifera pacifica G. B. Sowerby II, 1868 [SYNONYM SPECIES 307232:CQ6WQ nidx=null parent=3749Y]
Dolabrifera sowerbyi
 - Dolabrifera sowerbyi Reeve, 1868 [SYNONYM SPECIES 306706:6DDLS nidx=null parent=3749V]
 + Dolabrifera sowerbyi G. B. Sowerby II, 1868 [SYNONYM SPECIES 307232:CQ6WR nidx=null parent=3749V]
Dolichopus (Dolichopus) intermedius
 - Dolichopus (Dolichopus) intermedius Staeger, 1842 [ACCEPTED SPECIES 306706:CD6CJ nidx=null]
 + Dolichopus (Dolichopus) intermedius Staeger, 1842 [ACCEPTED SPECIES 307232:CQ72P nidx=null]
Dolichopus (Dolichopus) maculicornis
 - Dolichopus (Dolichopus) maculicornis Verrall, 1875 [ACCEPTED SPECIES 306706:CGYVX nidx=null]
 + Dolichopus (Dolichopus) maculicornis Verrall, 1875 [ACCEPTED SPECIES 307232:CQ72Q nidx=null]
Dolichopus (Dolichopus) parvicaudatus
 - Dolichopus (Dolichopus) parvicaudatus Zetterstedt, 1843 [ACCEPTED SPECIES 306706:92R7R nidx=null]
 + Dolichopus (Dolichopus) parvicaudatus Zetterstedt, 1843 [ACCEPTED SPECIES 307232:376N6 nidx=null]
Doloria pectinata
 - Doloria pectinata (Skogsberg, 1920) [ACCEPTED SPECIES 306706:CNPDY nidx=null]
 + Doloria pectinata (Skogsberg, 1920) [ACCEPTED SPECIES 307232:CQ76S nidx=null]
Donax semistriatus var. rostrata
 - Donax semistriatus var. rostrata P. Fischer, 1880 [SYNONYM VARIETY 306706:9YDCS nidx=null parent=379T6]
 + Donax semistriatus var. rostrata P. Fischer, 1890 [SYNONYM VARIETY 307232:5NLY9 nidx=null parent=379T6]
Dorcadion (Cribridorcadion) koechlini
 - Dorcadion (Cribridorcadion) koechlini Pic, 1898 [ACCEPTED SPECIES 306706:CHZJS nidx=null]
 + Dorcadion (Cribridorcadion) koechlini Pic, 1898 [ACCEPTED SPECIES 307232:CQ7G2 nidx=null]
Dynatosoma gracile
 - Dynatosoma gracile Kertész, 1901 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JQK5 nidx=null]
 + Dynatosoma gracile Kertész, 1901 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3V3P nidx=null]
Echinus esculentus var. tenuispinus
 - Echinus esculentus var. tenuispinus Norman, 1868 [SYNONYM VARIETY 306706:CNPGC nidx=null parent=38LLC]
 + Echinus esculentus var. tenuispinus Norman, 1868 [SYNONYM VARIETY 307232:CQ77N nidx=null parent=38LLC]
Ecituncula (Ecituncula) aptera
 - Ecituncula (Ecituncula) aptera Schmitz, 1923 [ACCEPTED SPECIES 306706:8BYMG nidx=null]
 + Ecituncula (Ecituncula) aptera Schmitz, 1923 [ACCEPTED SPECIES 307232:38N5T nidx=null]
Ecituncula (Ecituncula) berghoffae
 - Ecituncula (Ecituncula) berghoffae Disney & Berghoff, 2005 [ACCEPTED SPECIES 306706:8BYMH nidx=null]
 + Ecituncula (Ecituncula) berghoffae Disney & Berghoff, 2005 [ACCEPTED SPECIES 307232:6DWK9 nidx=null]
Ecituncula (Ecituncula) longipilosa
 - Ecituncula (Ecituncula) longipilosa Borgmeier, 1925 [ACCEPTED SPECIES 306706:8BYMJ nidx=null]
 + Ecituncula (Ecituncula) longipilosa Borgmeier, 1925 [ACCEPTED SPECIES 307232:38N5X nidx=null]
Ecituncula (Ecituncula) tarsalis
 - Ecituncula (Ecituncula) tarsalis Borgmeier, 1925 [ACCEPTED SPECIES 306706:8BYMK nidx=null]
 + Ecituncula (Ecituncula) tarsalis Borgmeier, 1925 [ACCEPTED SPECIES 307232:38N62 nidx=null]
Empidonax fulvifrons
 - Empidonax fulvifrons (Giraud, 1841) [ACCEPTED SPECIES 306706:39HWF nidx=null]
 + Empidonax fulvifrons (Giraud Jr, 1841) [ACCEPTED SPECIES 307232:CQ8TN nidx=null]
Empidonax fulvifrons fulvifrons
 - Empidonax fulvifrons fulvifrons (Giraud, 1841) [ACCEPTED SUBSPECIES 306706:BND9J nidx=null]
 + Empidonax fulvifrons fulvifrons (Giraud Jr, 1841) [ACCEPTED SUBSPECIES 307232:CQ8TP nidx=null]
Enantiulus nanus acutus
 - Enantiulus nanus acutus (Attems, 1929) [ACCEPTED SUBSPECIES 306706:CK7KQ nidx=null]
 + Enantiulus nanus acutus (Attems, 1929) [ACCEPTED SUBSPECIES 307232:CQ92R nidx=null]
Enghoffosoma spinipleurum
 - Enghoffosoma spinipleurum (Carl, 1941) [ACCEPTED SPECIES 306706:39T4K nidx=null]
 + Enghoffosoma spinipleurum (Carl, 1941) [ACCEPTED SPECIES 307232:39T4J nidx=null]
Ephippium nigerrima
 - Ephippium nigerrima Doleschall, 1858 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JQR6 nidx=null]
 + Ephippium nigerrima Doleschall, 1858 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3V9Z nidx=null]
Epiplatys ansorgii
 - Epiplatys ansorgii () non Boulenger, 1911 [MISAPPLIED SPECIES 306706:CNRWN nidx=null parent=6G6RD]
 + Epiplatys ansorgii () [MISAPPLIED SPECIES 307232:CQ8VC nidx=null parent=6G6RD]
Erax nervosus
 - Erax nervosus Macquart, 1838 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JQS4 nidx=null]
 + Erax nervosus Macquart, 1838 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3VFS nidx=null]
Ergatettix serrifemoralis
 - Ergatettix serrifemoralis [SYNONYM SPECIES 306706:8PYRC nidx=null parent=6GK5Y]
 + Ergatettix serrifemoralis Zheng & Shi, 2009 [SYNONYM SPECIES 307232:CQ9HG nidx=null parent=6GK5Y]
Eriosoma (Schizoneura) ulmi
 - Eriosoma (Schizoneura) ulmi [AMBIGUOUS_SYNONYM SPECIES 306706:CLR4V nidx=null parent=3B6C8]
 + Eriosoma (Schizoneura) ulmi (Linnaeus, 1758) [AMBIGUOUS_SYNONYM SPECIES 307232:CQ86N nidx=null parent=7H3K8]
 + Eriosoma (Schizoneura) ulmi [AMBIGUOUS_SYNONYM SPECIES 307232:CQ86Q nidx=null parent=8P9NH]
Eristalis lapideus
 - †Eristalis lapideus Scudder, 1877 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JQTJ nidx=null]
 + Eristalis lapideus Scudder, 1877 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3VHY nidx=null]
Eristalis paucisinuatus
 - †Eristalis paucisinuatus Théobald, 1937 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JQTL nidx=null]
 + Eristalis paucisinuatus Théobald, 1937 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3RK8 nidx=null]
Erythroneura (Erythridula)
 - Erythroneura (Erythridula) Young, 1952 [SYNONYM SUBGENUS 306706:CND52 nidx=null parent=CJV4Q]
 + Erythroneura (Erythridula) Young, 1952 [SYNONYM SUBGENUS 307232:CPYPP nidx=null parent=CJV4Q]
Eucalanus elongatus bungii
 - Eucalanus elongatus bungii Johnson M.W., 1938 [SYNONYM SUBSPECIES 306706:7ZH3T nidx=null parent=3BPDX]
 + Eucalanus elongatus bungii Giesbrecht, 1892 [SYNONYM SUBSPECIES 307232:CQ97G nidx=null parent=3BPDX]
Euparatettix erythromotus
 - Euparatettix erythromotus [SYNONYM SPECIES 306706:8PYTM nidx=null parent=3CHX5]
 + Euparatettix erythromotus Zheng & Jiang, 2000 [SYNONYM SPECIES 307232:CQ8HY nidx=null parent=3CHX5]
Eupholidoptera unimaculata
 - Eupholidoptera unimaculata [SYNONYM SPECIES 306706:8PYVD nidx=null parent=3CMLH]
 + Eupholidoptera unimaculata Karabag, 1956 [SYNONYM SPECIES 307232:CQ8R8 nidx=null parent=3CMLH]
Eurigaster postica
 - Eurigaster postica Walker, 1861 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JQZK nidx=null]
 + Eurigaster postica Walker, 1861 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3VKT nidx=null]
Eurigaster strigosa
 - Eurigaster strigosa Doleschall, 1858 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JQZQ nidx=null]
 + Eurigaster strigosa Doleschall, 1858 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3VKV nidx=null]
Eutettix (Eutettix) subaeneus marmoratus
 - Eutettix (Eutettix) subaeneus marmoratus Van Duzee, 1892 [SYNONYM SUBSPECIES 306706:BQ47Y nidx=null parent=8RKL2]
 + Eutettix (Eutettix) subaeneus marmoratus Van Duzee, 1892 [SYNONYM SUBSPECIES 307232:BQ47X nidx=null parent=8RKL2]
Eutettix (Eutettix) subaeneus querci
 - Eutettix (Eutettix) subaeneus querci Gillette & Baker, 1895 [SYNONYM SUBSPECIES 306706:BQ483 nidx=null parent=8RPC8]
 + Eutettix (Eutettix) subaeneus querci Gillette & Baker, 1895 [SYNONYM SUBSPECIES 307232:BQ482 nidx=null parent=8RPC8]
Eutettix (Eutettix) subaeneus slossoni
 - Eutettix (Eutettix) subaeneus slossoni Van Duzee, 1894 [SYNONYM SUBSPECIES 306706:BQ485 nidx=null parent=8RKLW]
 + Eutettix (Eutettix) subaeneus slossoni Van Duzee, 1894 [SYNONYM SUBSPECIES 307232:BQ484 nidx=null parent=8RKLW]
Eutettix (Eutettix) subaeneus southwicki
 - Eutettix (Eutettix) subaeneus southwicki Van Duzee, 1894 [SYNONYM SUBSPECIES 306706:BQ487 nidx=null parent=8RKLX]
 + Eutettix (Eutettix) subaeneus southwicki Van Duzee, 1894 [SYNONYM SUBSPECIES 307232:BQ486 nidx=null parent=8RKLX]
Eutettix (Eutettix) subaeneus subaeneus
 - Eutettix (Eutettix) subaeneus subaeneus (Van Duzee, 1890) [SYNONYM SUBSPECIES 306706:BQ489 nidx=null parent=8RKM3]
 + Eutettix (Eutettix) subaeneus subaeneus (Van Duzee, 1890) [SYNONYM SUBSPECIES 307232:BQ488 nidx=null parent=8RKM3]
Eutettix phycitis
 - Eutettix phycitis Distant, 1908 [SYNONYM SPECIES 306706:CLVXX nidx=null parent=8RL3P]
 + Eutettix phycitis Distant, 1908 [SYNONYM SPECIES 307232:CQB42 nidx=null parent=8RL3P]
Evolutinella emeljanzevi
 - †Evolutinella emeljanzevi (Sharovskaya, 1966) [ACCEPTED SPECIES 306706:875LB nidx=null]
 + Evolutinella emeljanzevi (Schleifer in Sharovskaya, 1966) [ACCEPTED SPECIES 307232:CQBKK nidx=null]
Fasciola talpae
 - Fasciola talpae Goeze, 1782 [SYNONYM SPECIES 306706:CNRMM nidx=null parent=C7F52]
 + Fasciola talpae Dujardin, 1845 [SYNONYM SPECIES 307232:CQ8NY nidx=null parent=CQCWP]
Felis viverrinus
 - Felis viverrinus Bennett, 1833 [SYNONYM SPECIES 306706:CNRRM nidx=null parent=4MF7G]
 + Felis viverrinus Bennett, 1833 [SYNONYM SPECIES 307232:CQ8SL nidx=null parent=4MF7G]
Fidena (Fidena) castanea
 - Fidena (Fidena) castanea (Perty, 1833) [ACCEPTED SPECIES 306706:8C5LK nidx=null]
 + Fidena (Fidena) castanea (Perty, 1833) [ACCEPTED SPECIES 307232:6HZGV nidx=null]
Fidicina subguttata
 - Fidicina subguttata Walker, 1850 [SYNONYM SPECIES 306706:CLSVQ nidx=null parent=78C24]
 + Fidicina subguttata Walker, 1850 [SYNONYM SPECIES 307232:CQ98W nidx=null parent=78C24]
Forcipomyia (Forcipomyia) flavipubens
 - Forcipomyia (Forcipomyia) flavipubens Goetghebuer, 1927 [ACCEPTED SPECIES 306706:CNTP9 nidx=null]
 + Forcipomyia (Forcipomyia) flavipubens Goetghebuer, 1927 [ACCEPTED SPECIES 307232:CQ9V2 nidx=null]
Formosatettix qinglingensis
 - Formosatettix qinglingensis [SYNONYM SPECIES 306706:8PYY4 nidx=null parent=6JHQ4]
 + Formosatettix qinglingensis Zheng, 1982 [SYNONYM SPECIES 307232:CQB5G nidx=null parent=6JHQ4]
Fungivora lateralis
 - Fungivora lateralis Santos Abreu, 1920 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JR3V nidx=null]
 + Fungivora lateralis Santos Abreu, 1920 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3VRL nidx=null]
Fusconaia barnesiana bigbyensis
 - Fusconaia barnesiana bigbyensis (I. Lea, 1841) [SYNONYM SUBSPECIES 306706:CNWBZ nidx=null parent=4KBTS]
 + Fusconaia barnesiana bigbyensis (I. Lea, 1841) [SYNONYM SUBSPECIES 307232:CQC26 nidx=null parent=4KBTS]
Fusus (Clavella) sangiranensis
 - Fusus (Clavella) sangiranensis K. Martin, 1906 [SYNONYM SPECIES 306706:CLRPJ nidx=null parent=B8H76]
 + Fusus (Clavella) sangiranensis K. Martin, 1906 [SYNONYM SPECIES 307232:CQ8JS nidx=null parent=B8H76]
Galumna (Galumna) lyrica
 - Galumna (Galumna) lyrica (Jacot, 1935) [ACCEPTED SPECIES 306706:8SZJN nidx=null]
 + Galumna (Galumna) lyrica (Jacot, 1935) [ACCEPTED SPECIES 307232:3F79R nidx=null]
Galumna (Neogalumna) araujoi
 - Galumna (Neogalumna) araujoi Pérez-Íñigo & Baggio, 1994 [ACCEPTED SPECIES 306706:8SZJ8 nidx=null]
 + Galumna (Neogalumna) araujoi Pérez-Íñigo & Baggio, 1994 [ACCEPTED SPECIES 307232:3F772 nidx=null]
Gelastorhinus striatus
 - Gelastorhinus striatus Willemse, 1932 [ACCEPTED SPECIES 306706:C9ZJ4 nidx=null]
 + Gelastorhinus striatus Willemse, 1932 [ACCEPTED SPECIES 307232:CQ9PW nidx=null]
Gireoudia plebeja
 - Gireoudia plebeja (Liebm.) Klotzsch [SYNONYM SPECIES 306706:7WBJ8 nidx=null parent=7SGZH]
 + Gireoudia plebeja (Liebm.) Klotzsch [SYNONYM SPECIES 307232:3G3S7 nidx=null parent=7SGZH]
Globigerinoides obliquus subsp. extremus
 - Globigerinoides obliquus subsp. extremus Bolli & Bermúdez, 1965 [SYNONYM SUBSPECIES 306706:CLS8N nidx=null parent=82MGK]
 + Globigerinoides obliquus subsp. extremus Bolli & Bermúdez, 1965 [SYNONYM SUBSPECIES 307232:CQ8YR nidx=null parent=82MGK]
Glycymeris (Grandaxinea) finlayi
 - Glycymeris (Grandaxinea) finlayi Laws, 1939 [SYNONYM SPECIES 306706:CNSNH nidx=null parent=59KFQ]
 + Glycymeris (Grandaxinea) finlayi Laws, 1939 [SYNONYM SPECIES 307232:CQ99D nidx=null parent=59KFQ]
Goniobasis lithasioides
 - Goniobasis lithasioides I. Lea, 1866 [SYNONYM SPECIES 306706:3GVYS nidx=null parent=6F3Q8]
 + Goniobasis lithasioides [SYNONYM SPECIES 307232:CQB55 nidx=null parent=6F3Q8]
Goniocidaris (Petalocidaris) peltata
 - Goniocidaris (Petalocidaris) peltata Mortensen, 1927 [SYNONYM SPECIES 306706:CFWWX nidx=null parent=3GWB7]
 + Goniocidaris (Petalocidaris) peltata Mortensen, 1927 [SYNONYM SPECIES 307232:CQB58 nidx=null parent=3GWB7]
Gorgoderina skrjabini
 - Gorgoderina skrjabini Pigulevsky, 1952 [ACCEPTED SPECIES 306706:CNVNS nidx=null]
 + Gorgoderina skrjabini Pigulevsky, 1953 [ACCEPTED SPECIES 307232:CQBLT nidx=null]
Gorgonorhynchidae
 - Gorgonorhynchidae [SYNONYM FAMILY 306706:623NL nidx=null parent=CDFLN]
 + Gorgonorhynchidae Gibson, 1985 [SYNONYM FAMILY 307232:CQ8LG nidx=null parent=CDFLN]
Grammacephalus
 - Grammacephalus Haupt, 1929 [ACCEPTED GENUS 306706:BYDSF nidx=null]
 + Grammacephalus Haupt, 1929 [ACCEPTED GENUS 307232:8R563 nidx=null]
Gregariella splendida
 - Gregariella splendida (Reeve, 1858) [ACCEPTED SPECIES 306706:3HC87 nidx=null]
 + Gregariella splendida [ACCEPTED SPECIES 307232:CQC2W nidx=null]
Gryllacris (Gryllacris) sirambeica litoralis
 - Gryllacris (Gryllacris) sirambeica litoralis Karny, 1930 [ACCEPTED SUBSPECIES 306706:8PM2S nidx=null]
 + Gryllacris (Gryllacris) sirambeica litoralis Karny, 1930 [ACCEPTED SUBSPECIES 307232:5HJYZ nidx=null]
Gryllotalpa wudangshanensis
 - Gryllotalpa wudangshanensis [SYNONYM SPECIES 306706:8PZ8X nidx=null parent=3HGFZ]
 + Gryllotalpa wudangshanensis Li, Ma & Xu, 2007 [SYNONYM SPECIES 307232:CQCBK nidx=null parent=3HGFZ]
Guillarmodia elegans
 - Guillarmodia elegans (E. von Martens, 1895) [ACCEPTED SPECIES 306706:3HL64 nidx=null]
 + Guillarmodia elegans (Rolle, 1895) [ACCEPTED SPECIES 307232:CQ96T nidx=null]
Haematopota montium
 - Haematopota montium Szilády, 1926 [SYNONYM SPECIES 306706:8FP75 nidx=null parent=6L947]
 + Haematopota montium Szilády, 1926 [SYNONYM SPECIES 307232:3J8PD nidx=null parent=6L947]
Hamacantha (Hamacantha) forcipulata
 - Hamacantha (Hamacantha) forcipulata Lévi, 1993 [SYNONYM SPECIES 306706:CLXXZ nidx=null parent=3JGXV]
 + Hamacantha (Hamacantha) forcipulata Lévi, 1993 [SYNONYM SPECIES 307232:CQBXW nidx=null parent=3JGXV]
Haphsa crassa
 - Haphsa crassa Distant, 1905 [SYNONYM SPECIES 306706:CLYG6 nidx=null parent=3Z32C]
 + Haphsa crassa Distant, 1905 [SYNONYM SPECIES 307232:CQC38 nidx=null parent=3Z32C]
Haplophragmoides emeljanzevi
 - Haplophragmoides emeljanzevi Sharovskaya, 1966 [SYNONYM SPECIES 306706:859XF nidx=null parent=875LB]
 + Haplophragmoides emeljanzevi Schleifer in Sharovskaya, 1966 [SYNONYM SPECIES 307232:CQC7Z nidx=null parent=CQBKK]
Haplothrips (Trybomiella) ramakrishnai
 - Haplothrips (Trybomiella) ramakrishnai Karny, 1926 [ACCEPTED SPECIES 306706:CDG6S nidx=null]
 + Haplothrips (Trybomiella) ramakrishnai Karny, 1926 [ACCEPTED SPECIES 307232:CQCB3 nidx=null]
Hardya (Hardya) alpina
 - Hardya (Hardya) alpina Wagner, 1955 [SYNONYM SPECIES 306706:3JQPL nidx=null parent=9K89K]
 + Hardya (Hardya) alpina Wagner, 1955 [SYNONYM SPECIES 307232:CQCC3 nidx=null parent=9K89K]
Hardya (Hardya) tenuis
 - Hardya (Hardya) tenuis (Germar, 1821) [SYNONYM SPECIES 306706:CJ5KV nidx=null parent=9K8B4]
 + Hardya (Hardya) tenuis (Germar, 1821) [SYNONYM SPECIES 307232:3JQPR nidx=null parent=9K8B4]
Harmostomum opisthotrias
 - Harmostomum opisthotrias [ACCEPTED SPECIES 306706:CNWXQ nidx=null]
 + Harmostomum opisthotrias (Lutz, 1895) Braun, 1899 [SYNONYM SPECIES 307232:CQCCK nidx=null parent=CPSPC]
Harmothoe (Evarnella) impar notialis
 - Harmothoe (Evarnella) impar notialis Monro, 1930 [SYNONYM SUBSPECIES 306706:CNWXW nidx=null parent=3JRGB]
 + Harmothoe (Evarnella) impar notialis Monro, 1930 [SYNONYM SUBSPECIES 307232:CQCCS nidx=null parent=3JRGB]
Helcogramma obtusirostris
 - Helcogramma obtusirostris () non Klunzinger, 1871 [MISAPPLIED SPECIES 306706:CNT35 nidx=null parent=3K47K]
 + Helcogramma obtusirostris () [MISAPPLIED SPECIES 307232:CQ9HV nidx=null parent=3K47K]
Helice latreilli
 - Helice latreilli (H. Milne Edwards, 1837) [SYNONYM SPECIES 306706:CNT9B nidx=null parent=3K69J]
 + Helice latreilli (H. Milne Edwards, 1837) [SYNONYM SPECIES 307232:CQ9M3 nidx=null parent=3K69J]
Helix bifurcata
 - Helix bifurcata Reeve, 1852 [AMBIGUOUS_SYNONYM SPECIES 306706:7RKRQ nidx=null parent=7RSL5]
 + Helix bifurcata [SYNONYM SPECIES 307232:CQBD8 nidx=null parent=7RSL5]
Helix caperata var. hierochuntica
 - Helix caperata var. hierochuntica Kobelt, 1878 [SYNONYM VARIETY 306706:C7939 nidx=null parent=7G9R5]
 + Helix caperata var. hierochuntica Roth, 1855 [SYNONYM VARIETY 307232:CQBD9 nidx=null parent=7G9R5]
Helix darondeauii
 - Helix darondeauii Souleyet, 1842 [SYNONYM SPECIES 306706:8HVFV nidx=null parent=7RNL9]
 + Helix darondeauii Souleyet, 1842 [SYNONYM SPECIES 307232:7RL78 nidx=null parent=7RNL9]
Helodrilus (Dendrobaena) octaedrus
 - Helodrilus (Dendrobaena) octaedrus (Savigny in Cuvier, 1826) [SYNONYM SPECIES 306706:CJ4XV nidx=null parent=34M74]
 + Helodrilus (Dendrobaena) octaedrus (Savigny in Cuvier, 1826) [SYNONYM SPECIES 307232:CQBM5 nidx=null parent=34M74]
Helomyza fasciata
 - Helomyza fasciata Walker, 1849 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JR6B nidx=null]
 + Helomyza fasciata Walker, 1849 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3VX6 nidx=null]
Helomyza robusta
 - Helomyza robusta Walker, 1858 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JR6F nidx=null]
 + Helomyza robusta Walker, 1858 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3VX7 nidx=null]
Helophilus (Helophilus) zodinus
 - Helophilus (Helophilus) zodinus Matsumura, 1931 [ACCEPTED SPECIES 306706:CFX4B nidx=null]
 + Helophilus (Helophilus) zodinus Matsumura, 1931 [ACCEPTED SPECIES 307232:CQBMT nidx=null]
Henryhowella keutapangensis
 - †Henryhowella keutapangensis (Kingma, 1948) Whatley & Zhao (Yi-Chun), 1988 [ACCEPTED SPECIES 306706:85SRH nidx=null]
 + Henryhowella keutapangensis (Kingma, 1948) [ACCEPTED SPECIES 307232:CQC79 nidx=null]
Hercostomus (Hercostomus) conglomeratus
 - Hercostomus (Hercostomus) conglomeratus Wei & Song, 2006 [SYNONYM SPECIES 306706:8CBB7 nidx=null parent=8CBDR]
 + Hercostomus (Hercostomus) conglomeratus Wei & Song, 2006 [SYNONYM SPECIES 307232:92SDT nidx=null parent=8CBDR]
Hercostomus (Hercostomus) cyphus
 - Hercostomus (Hercostomus) cyphus Wei & Song, 2006 [SYNONYM SPECIES 306706:92SDX nidx=null parent=8CBFL]
 + Hercostomus (Hercostomus) cyphus Wei & Song, 2006 [SYNONYM SPECIES 307232:8CBBQ nidx=null parent=8CBFL]
Hercostomus (Hercostomus) hilarosus
 - Hercostomus (Hercostomus) hilarosus Wei & Song, 2006 [SYNONYM SPECIES 306706:92SF4 nidx=null parent=8CBDR]
 + Hercostomus (Hercostomus) hilarosus Wei & Song, 2006 [SYNONYM SPECIES 307232:8CBD6 nidx=null parent=8CBDR]
Hydrobia (Hydrobia) elongata procerula
 - Hydrobia (Hydrobia) elongata procerula Wenz, 1925 [SYNONYM SUBSPECIES 306706:CJ42S nidx=null parent=3N5DR]
 + Hydrobia (Hydrobia) elongata procerula Wenz, 1925 [SYNONYM SUBSPECIES 307232:CQCVF nidx=null parent=3N5DR]
Hygroecia
 - Hygroecia Mulsant & Rey, 1874 [SYNONYM GENUS 306706:CL79K nidx=null parent=9JBFK]
 + Hygroecia Mulsant & Rey, 1874 [SYNONYM GENUS 307232:CPY4L nidx=null parent=9JBFK]
 + Hygroecia Mulsant & Rey, 1875 [SYNONYM GENUS 307232:CPY4M nidx=null parent=9JBFK]
 + Hygroecia Mulsant & Rey, 1873 [SYNONYM GENUS 307232:CPY4N nidx=null parent=9JBFK]
Hyla vautierii
 - Hyla vautierii Bibron in Bell, 1843 [SYNONYM SPECIES 306706:CKFR8 nidx=null parent=M82C]
 + Hyla vautierii Bibron in Bell, 1843 [SYNONYM SPECIES 307232:CQD6H nidx=null parent=M82C]
Iassus (Iassus) variatus
 - Iassus (Iassus) variatus (Fallén, 1806) [SYNONYM SPECIES 306706:CKF2T nidx=null parent=8J86X]
 + Iassus (Iassus) variatus (Fallén, 1806) [SYNONYM SPECIES 307232:CQCR4 nidx=null parent=8J86X]
Idiocerus (Idiocerus) apicalis
 - Idiocerus (Idiocerus) apicalis Matsumura, 1912 [ACCEPTED SPECIES 306706:8JTJN nidx=null]
 + Idiocerus (Idiocerus) apicalis Matsumura, 1912 [ACCEPTED SPECIES 307232:6N5LF nidx=null]
Inaequifurcata
 - Inaequifurcata [ACCEPTED SUPERFAMILY 306706:59K nidx=null]
 + Inaequifurcata Stiasny-Wijnhoff, 1936 [SYNONYM SUPERFAMILY 307232:CQDHH nidx=null parent=85GD7]
Indigofera desmodioides
 - Indigofera desmodioides Benth. ex Baker [AMBIGUOUS_SYNONYM SPECIES 306706:CJ6C4 nidx=null parent=4QMZ8]
 + Indigofera desmodioides Benth. ex Baker [AMBIGUOUS_SYNONYM SPECIES 307232:CQDL9 nidx=null parent=4QMZ8]
 + Indigofera desmodioides Baker [AMBIGUOUS_SYNONYM SPECIES 307232:CQDLB nidx=null parent=3PMFF]
Isoplastus formulosus
 - Isoplastus formulosus Skuse, 1889 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JRHJ nidx=null]
 + Isoplastus formulosus Skuse, 1889 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3W7T nidx=null]
Isoplastus paivai
 - Isoplastus paivai Kieffer, 1910 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JRHS nidx=null]
 + Isoplastus paivai Kieffer, 1910 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3W7V nidx=null]
Isotoma tricolor
 - Isotoma tricolor MacGillivray, 1896 [SYNONYM SPECIES 306706:CLZFZ nidx=null parent=3QCL6]
 + Isotoma tricolor Handschin, E in Dahl, F, 1929 [SYNONYM SPECIES 307232:CQCP2 nidx=null parent=3QCL6]
 + Isotoma tricolor Stach, J, 1947 [SYNONYM SPECIES 307232:CQCP3 nidx=null parent=3QCL6]
 + Isotoma tricolor MacGillivray, 1891 [SYNONYM SPECIES 307232:CQCP4 nidx=null parent=3QCL6]
 + Isotoma tricolor MacGillivray, 1896 [SYNONYM SPECIES 307232:CQCP5 nidx=null parent=3QCSF]
Ityogonimus talpae
 - Ityogonimus talpae (Goeze, 1782) [ACCEPTED SPECIES 306706:C7F52 nidx=null]
 + Ityogonimus talpae (Dujardin, 1845) Witenberg, 1925 [SYNONYM SPECIES 307232:CQCWR nidx=null parent=CQCWP]
Ivensia breviata
 - Ivensia breviata [SYNONYM SPECIES 306706:8PZMT nidx=null parent=3QF4L]
 + Ivensia breviata Ragge, 1980 [SYNONYM SPECIES 307232:CQCXJ nidx=null parent=3QF4L]
Jassus philippinensis
 - Jassus philippinensis (Stål, 1870) [SYNONYM SPECIES 306706:CNYZL nidx=null parent=55YPJ]
 + Jassus philippinensis (Stål, 1870) [SYNONYM SPECIES 307232:CQDKS nidx=null parent=55YPJ]
Juannularia arguta perplicata
 - Juannularia arguta perplicata (Gundlach, 1857) [ACCEPTED SUBSPECIES 306706:CPT77 nidx=null]
 + Juannularia arguta perplicata (L. Pfeiffer, 1857) [SYNONYM SUBSPECIES 307232:CQVBT nidx=null parent=86YQ8]
Juliamitrella gardnerae
 - †Juliamitrella gardnerae (Olsson & Harbison, 1953) [ACCEPTED SPECIES 306706:8SMXR nidx=null]
 + Juliamitrella gardnerae (Ward & Blackwelder, 1987) [ACCEPTED SPECIES 307232:CQDR4 nidx=null]
Kioconus (Ongoconus)
 - Kioconus (Ongoconus) da Motta, 1991 [SYNONYM SUBGENUS 306706:CK3QF nidx=null parent=7NTGM]
 + Kioconus (Ongoconus) da Motta, 1991 [SYNONYM SUBGENUS 307232:CQ63X nidx=null parent=7NTGM]
Knipolegus aterrimus anthracinus
 - Knipolegus aterrimus anthracinus Cabanis, 1860 [ACCEPTED SUBSPECIES 306706:BNKJZ nidx=null]
 + Knipolegus aterrimus anthracinus Heine, 1860 [ACCEPTED SUBSPECIES 307232:CQC3L nidx=null]
Koinocystis fluviatus
 - Koinocystis fluviatus (Sibiriakova, 1929) Evdonin, 1977 [SYNONYM SPECIES 306706:6NMPM nidx=null parent=6NMPN]
 + Koinocystis fluviatus [SYNONYM SPECIES 307232:CQC88 nidx=null parent=6NMPN]
Laevilitorina (Laevilitorina)
 - Laevilitorina (Laevilitorina) Pfeffer, 1886 [SYNONYM SUBGENUS 306706:CKFQL nidx=null parent=7P6S6]
 + Laevilitorina (Laevilitorina) Pfeffer, 1886 [SYNONYM SUBGENUS 307232:CQD5X nidx=null parent=7P6S6]
Lagena hexagoniformis
 - Lagena hexagoniformis Akimoto, 2002 [ACCEPTED SPECIES 306706:3RW4X nidx=null]
 + Lagena hexagoniformis McCulloch, 1977 [AMBIGUOUS_SYNONYM SPECIES 307232:3RW4Y nidx=null parent=B8834]
Lamiopsis temminckii
 - Lamiopsis temminckii () non Müller & Henle, 1839 [MISAPPLIED SPECIES 306706:CNZ5H nidx=null parent=3S26Z]
 + Lamiopsis temminckii () [MISAPPLIED SPECIES 307232:CQDNH nidx=null parent=3S26Z]
Lepidapedon (Lepidapedoides) levenseni
 - Lepidapedon (Lepidapedoides) levenseni (Linton, 1907) Manter, 1947 [SYNONYM SPECIES 306706:CKGPS nidx=null parent=3T9Q6]
 + Lepidapedon (Lepidapedoides) levenseni (Linton, 1907) Manter, 1947 [SYNONYM SPECIES 307232:CQDRQ nidx=null parent=3T9Q6]
Leptis inutilis
 - Leptis inutilis Walker, 1848 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JRMR nidx=null]
 + Leptis inutilis Walker, 1848 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3WDS nidx=null]
Leptodesmus tarascus
 - Leptodesmus tarascus Attems, 1901 [SYNONYM SPECIES 306706:3TNM2 nidx=null parent=YFX5]
 + Leptodesmus tarascus (De Saussure, 1860) [SYNONYM SPECIES 307232:CQFKF nidx=null parent=YFX5]
Leptopogon amaurocephalus
 - Leptopogon amaurocephalus Tschudi, 1846 [ACCEPTED SPECIES 306706:3TTJQ nidx=null]
 + Leptopogon amaurocephalus Cabanis in Tschudi, 1846 [ACCEPTED SPECIES 307232:CQFQV nidx=null]
Leptopogon amaurocephalus amaurocephalus
 - Leptopogon amaurocephalus amaurocephalus Tschudi, 1846 [ACCEPTED SUBSPECIES 306706:BNLCD nidx=null]
 + Leptopogon amaurocephalus amaurocephalus Cabanis in Tschudi, 1846 [ACCEPTED SUBSPECIES 307232:CQFQW nidx=null]
Lineus pseudo-lacteus
 - Lineus pseudo-lacteus [SYNONYM SPECIES 306706:3V2RB nidx=null parent=4RCF5]
 + Lineus pseudo-lacteus Gontcharoff, 1951 [SYNONYM SPECIES 307232:CQFL5 nidx=null parent=CQFL4]
Lineus saint-hilairi
 - Lineus saint-hilairi [SYNONYM SPECIES 306706:3V2RR nidx=null parent=3V2RQ]
 + Lineus saint-hilairi Ushakov, 1926 [SYNONYM SPECIES 307232:CQFL6 nidx=null parent=3V2RQ]
Lithodomus splendidus
 - Lithodomus splendidus Reeve, 1858 [SYNONYM SPECIES 306706:3VKL3 nidx=null parent=3HC87]
 + Lithodomus splendidus [SYNONYM SPECIES 307232:CQCYS nidx=null parent=CQC2W]
Lithophaga lithoglypha
 - Lithophaga lithoglypha Clessin, 1890 [SYNONYM SPECIES 306706:3VKV6 nidx=null parent=3VKVY]
 + Lithophaga lithoglypha Dunker, 1882 [SYNONYM SPECIES 307232:CQCZG nidx=null parent=3VKV7]
Lithopoma gibberosum
 - Lithopoma gibberosum (Dillwyn, 1817) [SYNONYM SPECIES 306706:3VL2T nidx=null parent=4LQYH]
 + Lithopoma gibberosum (Dillwyn, 1817) [SYNONYM SPECIES 307232:3VL2S nidx=null parent=4LQYH]
Lodderena sphaeroideum
 - Lodderena sphaeroideum [SYNONYM SPECIES 306706:BH27L nidx=null parent=75SWX]
 + Lodderena sphaeroideum (S. V. Wood, 1842) [SYNONYM SPECIES 307232:CQDKW nidx=null parent=75SWX]
Lottia cona
 - Lottia cona [SYNONYM SPECIES 306706:C4ZGD nidx=null parent=3W7VL]
 + Lottia cona (Test, 1945) [SYNONYM SPECIES 307232:CQF7K nidx=null parent=3W7VL]
Luzarae
 - Luzarae Hebard, 1928 [SYNONYM SUBFAMILY 306706:8PS47 nidx=null parent=8NKX9]
 - Luzarae Hebard, 1928 [SYNONYM INFRATRIBE 306706:8PS48 nidx=null parent=8PTQZ]
 + Luzarae Hebard, 1928 [SYNONYM SUBTRIBE 307232:CQFNL nidx=null parent=8PTQZ]
Luzarinae
 - Luzarinae Hebard, 1928 [ACCEPTED SUBFAMILY 306706:8NKX9 nidx=null]
 + Luzarinae Hebard, 1928 [SYNONYM SUBTRIBE 307232:CQFNM nidx=null parent=8PTQZ]
Lycaena impuncta
 - Lycaena impuncta Courvoisier, 1910 [AMBIGUOUS_SYNONYM SPECIES 306706:9FKR8 nidx=null parent=9DJPN]
 + Lycaena impuncta Courvoisier, 1903 [AMBIGUOUS_SYNONYM SPECIES 307232:CQFPP nidx=null parent=9DBMB]
 + Lycaena impuncta Courvoisier, 1903 [AMBIGUOUS_SYNONYM SPECIES 307232:CQFPQ nidx=null parent=9DBMD]
 + Lycaena impuncta Courvoisier, 1910 [AMBIGUOUS_SYNONYM SPECIES 307232:CQFPR nidx=null parent=9DJPN]
Lygaeus (Plociomera) sylvestris
 - Lygaeus (Plociomera) sylvestris (Linnaeus, 1758) [SYNONYM SPECIES 306706:8QN7H nidx=null parent=6PZ8L]
 + Lygaeus (Plociomera) sylvestris (Linnaeus, 1758) [SYNONYM SPECIES 307232:CQD8J nidx=null parent=6PZ8L]
Lymantria (Lymantria) similis
 - Lymantria (Lymantria) similis Moore, 1879 [ACCEPTED SPECIES 306706:CB6TS nidx=null]
 + Lymantria (Lymantria) similis Moore, 1879 [ACCEPTED SPECIES 307232:CQDBZ nidx=null]
Lymantria (Porthetria) ganara
 - Lymantria (Porthetria) ganara Moore, 1859 [ACCEPTED SPECIES 306706:CM2BX nidx=null]
 + Lymantria (Porthetria) ganara Moore, 1859 [ACCEPTED SPECIES 307232:CQDC6 nidx=null]
Lymantria (Spinotria) inordinata
 - Lymantria (Spinotria) inordinata Walker, 1865 [ACCEPTED SPECIES 306706:3WRQC nidx=null]
 + Lymantria (Spinotria) inordinata Walker, 1865 [ACCEPTED SPECIES 307232:CQDC9 nidx=null]
Macrobiotus hufelandii hufelandii
 - Macrobiotus hufelandii hufelandii C. A. S. Schultze, 1834 [SYNONYM SUBSPECIES 306706:CNZM4 nidx=null parent=3X2T2]
 + Macrobiotus hufelandii hufelandii C. A. S. Schultze, 1834 [SYNONYM SUBSPECIES 307232:CQF2G nidx=null parent=3X2T2]
Macromotettix torulosinota
 - Macromotettix torulosinota [SYNONYM SPECIES 306706:8PZWC nidx=null parent=3X6P3]
 + Macromotettix torulosinota Zheng, 1998 [SYNONYM SPECIES 307232:CQF7X nidx=null parent=3X6P3]
Macrophthalmus (Macrophthalmus) verrauxi
 - Macrophthalmus (Macrophthalmus) verrauxi [SYNONYM SPECIES 306706:CP22J nidx=null parent=3X86M]
 + Macrophthalmus (Macrophthalmus) verrauxi (H. Milne Edwards, 1848) [SYNONYM SPECIES 307232:CQF9D nidx=null parent=3X86M]
Macropsis rufocephalus
 - Macropsis rufocephalus Osborn, 1932 [SYNONYM SPECIES 306706:8K9XZ nidx=null parent=3X8X6]
 + Macropsis rufocephalus Osborn, 1932 [SYNONYM SPECIES 307232:8K9XY nidx=null parent=3X8X6]
Macrosiphoniella (Macrosiphoniella) caucasica
 - Macrosiphoniella (Macrosiphoniella) caucasica [ACCEPTED SPECIES 306706:3X9P3 nidx=null]
 + Macrosiphoniella (Macrosiphoniella) caucasica (Wojciechowski) [ACCEPTED SPECIES 307232:CQFCB nidx=null]
Macrosiphoniella (Macrosiphoniella) crassipes
 - Macrosiphoniella (Macrosiphoniella) crassipes [ACCEPTED SPECIES 306706:CB9HS nidx=null]
 + Macrosiphoniella (Macrosiphoniella) crassipes Shinji [ACCEPTED SPECIES 307232:CQFCD nidx=null]
Macrosiphoniella (Macrosiphoniella) silvestrii
 - Macrosiphoniella (Macrosiphoniella) silvestrii [ACCEPTED SPECIES 306706:CB9J4 nidx=null]
 + Macrosiphoniella (Macrosiphoniella) silvestrii Roberti, 1954 [ACCEPTED SPECIES 307232:CQFCK nidx=null]
Macrosiphoniella cayraticae
 - Macrosiphoniella cayraticae Tseng & Tao [SYNONYM SPECIES 306706:CP26P nidx=null parent=CP26M]
 + Macrosiphoniella cayraticae Tseng & Tao, 1936 [SYNONYM SPECIES 307232:CQFCC nidx=null parent=CP26M]
Macrosiphoniella crassipes
 - Macrosiphoniella crassipes [SYNONYM SPECIES 306706:C7MXB nidx=null parent=CB9HS]
 + Macrosiphoniella crassipes Shinji [SYNONYM SPECIES 307232:CQFCF nidx=null parent=CQFCD]
Macrosiphoniella silvestrii
 - Macrosiphoniella silvestrii [SYNONYM SPECIES 306706:C7MXZ nidx=null parent=CB9J4]
 + Macrosiphoniella silvestrii Roberti, 1954 [SYNONYM SPECIES 307232:CQFCJ nidx=null parent=CQFCK]
Macrosiphum (Macrosiphum) cholodkovskyi
 - Macrosiphum (Macrosiphum) cholodkovskyi [ACCEPTED SPECIES 306706:BMTDK nidx=null]
 + Macrosiphum (Macrosiphum) cholodkovskyi [ACCEPTED SPECIES 307232:CQFD6 nidx=null]
Macrosiphum (Sitobion) rosae
 - Macrosiphum (Sitobion) rosae (Linnaeus, 1758) [SYNONYM SPECIES 306706:BVCJX nidx=null parent=7HD4Q]
 + Macrosiphum (Sitobion) rosae (Linnaeus, 1758) [SYNONYM SPECIES 307232:CQFDG nidx=null parent=7HD4Q]
Macrosteles (Erotettix) cyane
 - Macrosteles (Erotettix) cyane (Boheman, 1845) [SYNONYM SPECIES 306706:8JW7C nidx=null parent=8JW7D]
 + Macrosteles (Erotettix) cyane (Boheman, 1845) [SYNONYM SPECIES 307232:CQFG5 nidx=null parent=8JW7D]
Macrosteles (Macrosteles) borealis
 - Macrosteles (Macrosteles) borealis (Dorst, 1931) [SYNONYM SPECIES 306706:CP2BV nidx=null parent=8JW7R]
 + Macrosteles (Macrosteles) borealis (Dorst, 1931) [SYNONYM SPECIES 307232:8JW7Q nidx=null parent=8JW7R]
Macrosteles (Macrosteles) frontalis
 - Macrosteles (Macrosteles) frontalis (Scott, 1875) [SYNONYM SPECIES 306706:CKHHF nidx=null parent=8JW8S]
 + Macrosteles (Macrosteles) frontalis (Scott, 1875) [SYNONYM SPECIES 307232:8JW8R nidx=null parent=8JW8S]
Macrosteles (Macrosteles) lepidus
 - Macrosteles (Macrosteles) lepidus (Van Duzee, 1894) [SYNONYM SPECIES 306706:8JW9F nidx=null parent=9KG86]
 + Macrosteles (Macrosteles) lepidus (Van Duzee, 1894) [SYNONYM SPECIES 307232:CQFG9 nidx=null parent=9KG86]
Macrosteles (Macrosteles) lineatifrons
 - Macrosteles (Macrosteles) lineatifrons (Stål, 1858) [SYNONYM SPECIES 306706:CP2BY nidx=null parent=8JW9H]
 + Macrosteles (Macrosteles) lineatifrons (Stål, 1858) [SYNONYM SPECIES 307232:8JW9J nidx=null parent=8JW9H]
Macrosteles (Macrosteles) osborni
 - Macrosteles (Macrosteles) osborni (Dorst, 1931) [SYNONYM SPECIES 306706:CKHHH nidx=null parent=8JW8W]
 + Macrosteles (Macrosteles) osborni (Dorst, 1931) [SYNONYM SPECIES 307232:CQFGB nidx=null parent=8JW8W]
Macrosteles (Macrosteles) ramosus
 - Macrosteles (Macrosteles) ramosus Ribaut, 1952 [SYNONYM SPECIES 306706:9KG8F nidx=null parent=8J86D]
 + Macrosteles (Macrosteles) ramosus Ribaut, 1952 [SYNONYM SPECIES 307232:8JWBK nidx=null parent=8J86D]
Macrosteles (Macrosteles) sexnotatus
 - Macrosteles (Macrosteles) sexnotatus (Fallén, 1806) [SYNONYM SPECIES 306706:CP2C3 nidx=null parent=9KG8J]
 + Macrosteles (Macrosteles) sexnotatus (Fallén, 1806) [SYNONYM SPECIES 307232:CQFGD nidx=null parent=9KG8J]
Macrostomum vejdovski
 - Macrostomum vejdovski Brusa, 2006 [SYNONYM SPECIES 306706:733V4 nidx=null parent=7346S]
 + Macrostomum vejdovski [SYNONYM SPECIES 307232:CQFGW nidx=null parent=7346S]
Macrotoma (Navosomopsis) gestroi
 - Macrotoma (Navosomopsis) gestroi Lameere, 1903 [SYNONYM SPECIES 306706:BRVYN nidx=null parent=G6BN]
 + Macrotoma (Navosomopsis) gestroi Lameere, 1903 [SYNONYM SPECIES 307232:CQFJ4 nidx=null parent=G6BN]
Mactra (Micromactra) isthmica
 - Mactra (Micromactra) isthmica Pilsbry & H. N. Lowe, 1932 [SYNONYM SPECIES 306706:CM4GS nidx=null parent=3XDLD]
 + Mactra (Micromactra) isthmica Pilsbry & H. N. Lowe, 1932 [SYNONYM SPECIES 307232:CQFKP nidx=null parent=3XDLD]
Mactra adansonii var. decora
 - Mactra adansonii var. decora Reeve, 1854 sensu W.H.Turton, 1932 [SYNONYM VARIETY 306706:BHRWC nidx=null parent=7348S]
 + Mactra adansonii var. decora [SYNONYM VARIETY 307232:CQFKX nidx=null parent=7348S]
Mactra adansonii var. semistriata
 - Mactra adansonii var. semistriata Reeve, 1854 sensu W.H.Turton, 1932 [SYNONYM VARIETY 306706:86ZQ7 nidx=null parent=7348S]
 + Mactra adansonii var. semistriata [SYNONYM VARIETY 307232:CQFKY nidx=null parent=7348S]
Mactra boysii
 - Mactra boysii Montagu, 1803 [SYNONYM SPECIES 306706:3XD9K nidx=null parent=8LF6]
 + Mactra boysii Montagu, 1803 [SYNONYM SPECIES 307232:3XD9J nidx=null parent=8LF6]
Maculaura alaskensis
 - Maculaura alaskensis Hiebert & Maslakova, 2015 [ACCEPTED SPECIES 306706:3XDPL nidx=null]
 + Maculaura alaskensis (Coe, 1901) [ACCEPTED SPECIES 307232:CQFL9 nidx=null]
Maladera (Maladera) sinica
 - Maladera (Maladera) sinica (Hope, 1842) [ACCEPTED SPECIES 306706:7ZPP8 nidx=null]
 + Maladera (Maladera) sinica (Hope, 1842) [ACCEPTED SPECIES 307232:3XLJ7 nidx=null]
Mantophasma paresisense
 - Mantophasma paresisense [SYNONYM SPECIES 306706:CBDY4 nidx=null parent=4VQ66]
 + Mantophasma paresisense (Klass, Picker, Damgaard, van Noort & Tojo, 2003) [ACCEPTED SPECIES 307232:CQGG3 nidx=null]
Mariareuterella baeckmanae
 - Mariareuterella baeckmanae (Timoshkin, 1986) [SYNONYM SPECIES 306706:3Y69B nidx=null parent=CNZSC]
 + Mariareuterella baeckmanae [SYNONYM SPECIES 307232:CQF64 nidx=null parent=CNZSC]
Melampsalta isshikii
 - Melampsalta isshikii Kato, 1926 [SYNONYM SPECIES 306706:CP4X3 nidx=null parent=55V52]
 + Melampsalta isshikii Kato, 1926 [SYNONYM SPECIES 307232:CQH34 nidx=null parent=55V52]
Meotica (Cryptusa)
 - Meotica (Cryptusa) Mulsant & Rey, 1875 [SYNONYM SUBGENUS 306706:CNMZX nidx=null parent=9JB9H]
 + Meotica (Cryptusa) Mulsant & Rey, 1874 [SYNONYM SUBGENUS 307232:CQ67F nidx=null parent=9JB9H]
 + Meotica (Cryptusa) Mulsant & Rey, 1873 [SYNONYM SUBGENUS 307232:CQ67G nidx=null parent=9JB9H]
 + Meotica (Cryptusa) Mulsant & Rey, 1875 [SYNONYM SUBGENUS 307232:CQ67H nidx=null parent=9JB9H]
Mepachymerus (Mepachymerus) indicus
 - Mepachymerus (Mepachymerus) indicus Frey, 1961 [ACCEPTED SPECIES 306706:8CSWH nidx=null]
 + Mepachymerus (Mepachymerus) indicus Frey, 1961 [ACCEPTED SPECIES 307232:3ZT2C nidx=null]
Mepachymerus (Mepachymerus) moirangus
 - Mepachymerus (Mepachymerus) moirangus Cherian, 1973 [ACCEPTED SPECIES 306706:8CSWJ nidx=null]
 + Mepachymerus (Mepachymerus) moirangus Cherian, 1973 [ACCEPTED SPECIES 307232:3ZT2L nidx=null]
Mepachymerus (Steleocerellus) gladiolus
 - Mepachymerus (Steleocerellus) gladiolus (Becker, 1913) [ACCEPTED SPECIES 306706:8CSWL nidx=null]
 + Mepachymerus (Steleocerellus) gladiolus (Becker, 1913) [ACCEPTED SPECIES 307232:3ZT29 nidx=null]
Merodon (Merodon) escorialensis
 - Merodon (Merodon) escorialensis Strobl, 1909 [ACCEPTED SPECIES 306706:89F36 nidx=null]
 + Merodon (Merodon) escorialensis Strobl, 1909 [ACCEPTED SPECIES 307232:3ZVGG nidx=null]
Merodon (Merodon) haemorrhoidalis
 - Merodon (Merodon) haemorrhoidalis Sack, 1913 [ACCEPTED SPECIES 306706:8CSZ8 nidx=null]
 + Merodon (Merodon) haemorrhoidalis Sack, 1913 [ACCEPTED SPECIES 307232:3ZVH5 nidx=null]
Merodon (Merodon) longicornis
 - Merodon (Merodon) longicornis Sack, 1913 [ACCEPTED SPECIES 306706:92TNK nidx=null]
 + Merodon (Merodon) longicornis Sack, 1913 [ACCEPTED SPECIES 307232:3ZVHR nidx=null]
Merodon (Merodon) unicolor
 - Merodon (Merodon) unicolor Strobl, 1909 [ACCEPTED SPECIES 306706:8CT2Z nidx=null]
 + Merodon (Merodon) unicolor Strobl, 1909 [ACCEPTED SPECIES 307232:3ZVLT nidx=null]
Mesalia melanoides
 - Mesalia melanoides Reeve, 1849 [AMBIGUOUS_SYNONYM SPECIES 306706:73CB7 nidx=null parent=35FM7]
 + Mesalia melanoides [SYNONYM SPECIES 307232:CQGK2 nidx=null parent=35FM7]
Mesodon exoletus
 - Mesodon exoletus (A. Gould, 1851) [SYNONYM SPECIES 306706:CKK7C nidx=null parent=7S53N]
 + Mesodon exoletus (A. Gould, 1851) [SYNONYM SPECIES 307232:CQGVR nidx=null parent=7S53N]
Mesorhynchus terminostylus
 - Mesorhynchus terminostylus Karling, 1956 [SYNONYM SPECIES 306706:6RC3Q nidx=null parent=425VD]
 + Mesorhynchus terminostylus [SYNONYM SPECIES 307232:CQH37 nidx=null parent=425VD]
Miamyia (Miamyia) pintoi
 - Miamyia (Miamyia) pintoi Lima, 1930 [SYNONYM SPECIES 306706:42LGN nidx=null parent=8FMS9]
 + Miamyia (Miamyia) pintoi Lima, 1930 [SYNONYM SPECIES 307232:89FMK nidx=null parent=8FMS9]
Microiulus matulicii pauperatus
 - Microiulus matulicii pauperatus Attems, 1959 [SYNONYM SUBSPECIES 306706:CH8FW nidx=null parent=849PC]
 + Microiulus matulicii pauperatus Attems, 1959 [SYNONYM SUBSPECIES 307232:CQG7P nidx=null parent=849PC]
Miliolina pulchella
 - Miliolina pulchella (d'Orbigny, 1826) [PROVISIONALLY_ACCEPTED SPECIES 306706:BH85L nidx=null]
 + Miliolina pulchella (d'Orbigny, 1846) [SYNONYM SPECIES 307232:CQH2V nidx=null parent=8RPSS]
 + Miliolina pulchella (d'Orbigny, 1846) [PROVISIONALLY_ACCEPTED SPECIES 307232:CQH2W nidx=null]
Miliolina vulgaris var. semicostata
 - Miliolina vulgaris var. semicostata Wiesner, 1923 [ACCEPTED VARIETY 306706:8FSS5 nidx=null]
 + Miliolina vulgaris var. semicostata Wiesner, 1923 [SYNONYM VARIETY 307232:5Q5Q6 nidx=null parent=7D5YB]
Molobrus fuliginosus
 - Molobrus fuliginosus Fitch, 1856 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JSBK nidx=null]
 + Molobrus fuliginosus Fitch, 1856 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3X5X nidx=null]
Mulsantia blanda
 - Mulsantia blanda Robineau-Desvoidy, 1863 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JSH6 nidx=null]
 + Mulsantia blanda Robineau-Desvoidy, 1863 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3X6X nidx=null]
Mulsantia spreta
 - Mulsantia spreta Robineau-Desvoidy, 1863 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JSHV nidx=null]
 + Mulsantia spreta Robineau-Desvoidy, 1863 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3X6Z nidx=null]
Musca abrupta
 - Musca abrupta Gmelin, 1790 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JSHY nidx=null]
 + Musca abrupta Gmelin, 1790 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3X73 nidx=null]
Musca aestuans
 - Musca aestuans Linnaeus, 1758 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JSJH nidx=null]
 + Musca aestuans Linnaeus, 1758 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3X75 nidx=null]
Musca bicolor
 - Musca bicolor Villers, 1789 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JSKL nidx=null]
 + Musca bicolor Villers, 1789 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3X79 nidx=null]
Musca comio
 - Musca comio Harris, 1780 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JSLZ nidx=null]
 + Musca comio Harris, 1780 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3X7J nidx=null]
Musca conica
 - Musca conica Gmelin, 1790 [PROVISIONALLY_ACCEPTED SPECIES 306706:9KH7H nidx=null]
 + Musca conica Gmelin, 1790 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3X7L nidx=null]
Musca convenio
 - Musca convenio Harris, 1780 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JSMD nidx=null]
 + Musca convenio Harris, 1780 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3X7N nidx=null]
Musca decore
 - Musca decore Harris, 1780 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JSMM nidx=null]
 + Musca decore Harris, 1780 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3X7P nidx=null]
Musca doclea
 - Musca doclea Walker, 1849 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JSMZ nidx=null]
 + Musca doclea Walker, 1849 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3X7S nidx=null]
Musca fimetorum
 - Musca fimetorum Geoffroy, 1785 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JSNG nidx=null]
 + Musca fimetorum Geoffroy, 1785 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3X82 nidx=null]
Musca flavipalpis
 - Musca flavipalpis Meigen, 1838 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JSNL nidx=null]
 + Musca flavipalpis Meigen, 1838 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3X83 nidx=null]
Musca grisea
 - Musca grisea Villers, 1789 [PROVISIONALLY_ACCEPTED SPECIES 306706:9KH94 nidx=null]
 + Musca grisea Villers, 1789 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3X87 nidx=null]
Musca guttata
 - Musca guttata Geoffroy, 1785 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JSPB nidx=null]
 + Musca guttata Geoffroy, 1785 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3X88 nidx=null]
Musca hebes
 - Musca hebes Harris, 1780 [PROVISIONALLY_ACCEPTED SPECIES 306706:9KH98 nidx=null]
 + Musca hebes Harris, 1780 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3X8B nidx=null]
Musca helenii
 - Musca helenii Villers, 1789 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JSPK nidx=null]
 + Musca helenii Villers, 1789 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3X8C nidx=null]
Musca lincensis
 - Musca lincensis Schrank, 1776 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JSQY nidx=null]
 + Musca lincensis Schrank, 1776 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3X8M nidx=null]
Musca metallina
 - Musca metallina Gravenhorst, 1807 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JSRP nidx=null]
 + Musca metallina Gravenhorst, 1807 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3X8X nidx=null]
Musca nigripilis
 - Musca nigripilis Gmelin, 1790 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JSSF nidx=null]
 + Musca nigripilis Gmelin, 1790 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3X95 nidx=null]
Musca prodromaria
 - Musca prodromaria Panzer, 1804 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JSTX nidx=null]
 + Musca prodromaria Panzer, 1804 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3X97 nidx=null]
Musca prolabor
 - Musca prolabor Harris, 1780 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JSTY nidx=null]
 + Musca prolabor Harris, 1780 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3X98 nidx=null]
Musca sacalis
 - Musca sacalis Bjerkander, 1783 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JSWK nidx=null]
 + Musca sacalis Bjerkander, 1783 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3X99 nidx=null]
Musca terrestris
 - Musca terrestris Linnaeus, 1767 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JSY2 nidx=null]
 + Musca terrestris Linnaeus, 1767 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3X9B nidx=null]
Mycale (Zygomycale) parishi
 - Mycale (Zygomycale) parishi [SYNONYM SPECIES 306706:CM99S nidx=null parent=6RR43]
 + Mycale (Zygomycale) parishi [SYNONYM SPECIES 307232:CQHJK nidx=null parent=6RR43]
Mycetophila borealis
 - Mycetophila borealis Walker, 1848 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JT38 nidx=null]
 + Mycetophila borealis Walker, 1848 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3X9F nidx=null]
Myctophum alatus
 - Myctophum alatus () non Goode & Bean, 1896 [MISAPPLIED SPECIES 306706:CP6T5 nidx=null parent=3S2Q6]
 + Myctophum alatus () [MISAPPLIED SPECIES 307232:CQHXR nidx=null parent=3S2Q6]
 + Myctophum alatus () [MISAPPLIED SPECIES 307232:CQHXT nidx=null parent=3S2MG]
Mydaea (Mydaria) rufisquama
 - Mydaea (Mydaria) rufisquama Schnabl, 1915 [SYNONYM SPECIES 306706:4524P nidx=null parent=8FFFR]
 + Mydaea (Mydaria) rufisquama Schnabl, 1915 [SYNONYM SPECIES 307232:88QND nidx=null parent=7BXVP]
Myiarchus tuberculifer lawrenceii
 - Myiarchus tuberculifer lawrenceii (Giraud, 1841) [ACCEPTED SUBSPECIES 306706:BNPRL nidx=null]
 + Myiarchus tuberculifer lawrenceii (Giraud Jr, 1841) [ACCEPTED SUBSPECIES 307232:CQJ2T nidx=null]
Myiolepta luhei
 - †Myiolepta luhei Cockerell, 1910 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JT5Q nidx=null]
 + Myiolepta luhei Cockerell, 1910 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3XDW nidx=null]
Myiophasia solitaria
 - Myiophasia solitaria Aldrich, 1934 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JT66 nidx=null]
 + Myiophasia solitaria Aldrich, 1934 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3XDY nidx=null]
Myiophobus fasciatus
 - Myiophobus fasciatus (Statius Muller, 1776) [ACCEPTED SPECIES 306706:452ZW nidx=null]
 + Myiophobus fasciatus (P. L. S. Müller, 1776) [ACCEPTED SPECIES 307232:CQJ4M nidx=null]
Myiozetetes similis texensis
 - Myiozetetes similis texensis (Giraud, 1841) [ACCEPTED SUBSPECIES 306706:BNPYD nidx=null]
 + Myiozetetes similis texensis (Giraud Jr, 1841) [ACCEPTED SUBSPECIES 307232:CQJ53 nidx=null]
Myophora arvicola
 - Myophora arvicola Robineau-Desvoidy, 1830 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JT72 nidx=null]
 + Myophora arvicola Robineau-Desvoidy, 1830 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3XF9 nidx=null]
Myophora rapida
 - Myophora rapida Robineau-Desvoidy, 1830 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JT7Z nidx=null]
 + Myophora rapida Robineau-Desvoidy, 1830 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3XFQ nidx=null]
Myothyria degeerioides
 - Myothyria degeerioides Wulp, 1890 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JT8F nidx=null]
 + Myothyria degeerioides Wulp, 1890 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3XGC nidx=null]
Mytilus dunkeri
 - Mytilus dunkeri Reeve, 1857 sensu Angas, 1867 [SYNONYM SPECIES 306706:45GMC nidx=null parent=45GQT]
 + Mytilus dunkeri [SYNONYM SPECIES 307232:CQG24 nidx=null parent=45GQT]
Myzocallis (Myzocallis) coryli
 - Myzocallis (Myzocallis) coryli (Goeze, 1778) [ACCEPTED SPECIES 306706:BWDZ4 nidx=null]
 + Myzocallis (Myzocallis) coryli (Goeze, 1778) [ACCEPTED SPECIES 307232:9GSRH nidx=null]
Myzocallis (Myzocallis) ulmifoliae
 - Myzocallis (Myzocallis) ulmifoliae [ACCEPTED SPECIES 306706:8QZ66 nidx=null]
 + Myzocallis (Myzocallis) ulmifoliae Shinji [ACCEPTED SPECIES 307232:CQG63 nidx=null]
Myzocallis ulmifoliae
 - Myzocallis ulmifoliae [SYNONYM SPECIES 306706:C7RH7 nidx=null parent=8QZ66]
 + Myzocallis ulmifoliae Shinji [SYNONYM SPECIES 307232:CQG62 nidx=null parent=CQG63]
Nanina (Bensonia) splendens
 - Nanina (Bensonia) splendens W. H. Benson, 1838 [SYNONYM SPECIES 306706:CP3ZG nidx=null parent=7T9YH]
 + Nanina (Bensonia) splendens W. H. Benson, 1838 [SYNONYM SPECIES 307232:CQGCZ nidx=null parent=7T9YH]
Nassa (Eione) bellula
 - Nassa (Eione) bellula A. Adams, 1852 [SYNONYM SPECIES 306706:CP4H6 nidx=null parent=45RKN]
 + Nassa (Eione) bellula A. Adams, 1852 [SYNONYM SPECIES 307232:CQGNG nidx=null parent=45RKN]
Nassa (Niotha) kieneri
 - Nassa (Niotha) kieneri Deshayes, 1863 [SYNONYM SPECIES 306706:CP4HN nidx=null parent=7S9RQ]
 + Nassa (Niotha) kieneri Deshayes, 1863 [SYNONYM SPECIES 307232:CQGNY nidx=null parent=7S9RQ]
Nassa (Phos) guadelupensis
 - Nassa (Phos) guadelupensis Petit de la Saussaye, 1852 [SYNONYM SPECIES 306706:CM7SL nidx=null parent=39THS]
 + Nassa (Phos) guadelupensis Petit de la Saussaye, 1852 [SYNONYM SPECIES 307232:CQGP3 nidx=null parent=39THS]
Nassa unicolorata
 - Nassa unicolorata Reeve, 1853 [SYNONYM SPECIES 306706:BH974 nidx=null parent=6RTYX]
 + Nassa unicolorata (Kiener, 1834) [SYNONYM SPECIES 307232:CQGPN nidx=null parent=6RTYX]
Natica josephinia var. aegyptiaca
 - Natica josephinia var. aegyptiaca Pallary, 1912 [SYNONYM VARIETY 306706:7LY7F nidx=null parent=47BNS]
 + Natica josephinia var. aegyptiaca Dautzenberg, 1912 [SYNONYM VARIETY 307232:CQGVY nidx=null parent=47BNS]
Nemertopsis gracile
 - Nemertopsis gracile [PROVISIONALLY_ACCEPTED SPECIES 306706:BSCSN nidx=null]
 + Nemertopsis gracile Coe, 1904 [SYNONYM SPECIES 307232:CQHS2 nidx=null parent=CQHS3]
Nemertopsis gracilis
 - Nemertopsis gracilis Coe, 1904 [ACCEPTED SPECIES 306706:73V4K nidx=null]
 - Nemertopsis gracilis sensu Morton & Morton, 1983 [PROVISIONALLY_ACCEPTED SPECIES 306706:BSCSR nidx=null]
 + Nemertopsis gracilis Coe, 1904 [ACCEPTED SPECIES 307232:CQHS3 nidx=null]
Nemobiodes madderi
 - Nemobiodes madderi [SYNONYM SPECIES 306706:8Q2CF nidx=null parent=73V5Y]
 + Nemobiodes madderi Fernando, 1957 [SYNONYM SPECIES 307232:CQHSS nidx=null parent=73V5Y]
Nemotelus (Nemotelus) fraternus
 - Nemotelus (Nemotelus) fraternus Loew, 1846 [ACCEPTED SPECIES 306706:CP6NK nidx=null]
 + Nemotelus (Nemotelus) fraternus Loew, 1846 [ACCEPTED SPECIES 307232:CQHV6 nidx=null]
Nemotelus (Nemotelus) gracilis
 - Nemotelus (Nemotelus) gracilis Loew, 1846 [ACCEPTED SPECIES 306706:CP6NL nidx=null]
 + Nemotelus (Nemotelus) gracilis Loew, 1846 [ACCEPTED SPECIES 307232:CQHV7 nidx=null]
Nemotelus rufus
 - Nemotelus rufus De Geer, 1776 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JT97 nidx=null]
 + Nemotelus rufus De Geer, 1776 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3XGT nidx=null]
Nemotelus sylvestris
 - Nemotelus sylvestris Müller, 1776 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JT9F nidx=null]
 + Nemotelus sylvestris Müller, 1776 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3XGZ nidx=null]
Neoschwagerina subgen. Neoschwagerina
 - Neoschwagerina subgen. Neoschwagerina Yabe, 1903 [SYNONYM SUBGENUS 306706:CK6XM nidx=null parent=7ZVXV]
 + Neoschwagerina subgen. Neoschwagerina Yabe, 1903 [SYNONYM SUBGENUS 307232:CQ8JR nidx=null parent=7ZVXV]
Neritina coromandeliana
 - Neritina coromandeliana G. B. Sowerby I, 1836 [SYNONYM SPECIES 306706:7SBRK nidx=null parent=7FT8W]
 + Neritina coromandeliana G. B. Sowerby I, 1836 [SYNONYM SPECIES 307232:CQGL6 nidx=null parent=7FT8W]
Neverita (Hypterita)
 - Neverita (Hypterita) Woodring, 1957 [SYNONYM SUBGENUS 306706:CNTJS nidx=null parent=7P5LT]
 + Neverita (Hypterita) Woodring, 1957 [SYNONYM SUBGENUS 307232:CQ9RP nidx=null parent=7P5LT]
Notechinus magellanicus novaeamsterdamiae
 - Notechinus magellanicus novaeamsterdamiae Döderlein, 1906 [SYNONYM SUBSPECIES 306706:CP7S5 nidx=null parent=4NM38]
 + Notechinus magellanicus novaeamsterdamiae Döderlein, 1906 [SYNONYM SUBSPECIES 307232:CQJHY nidx=null parent=4NM38]
Notiphila peregrina
 - Notiphila peregrina Wiedemann, 1830 [PROVISIONALLY_ACCEPTED SPECIES 306706:9V8GB nidx=null]
 + Notiphila peregrina Wiedemann, 1830 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3XKK nidx=null]
Notopocorystes (Cretacoranina) exiguus
 - Notopocorystes (Cretacoranina) exiguus Glaessner, 1980 [SYNONYM SPECIES 306706:CP86K nidx=null parent=9WXRH]
 + Notopocorystes (Cretacoranina) exiguus Glaessner, 1980 [SYNONYM SPECIES 307232:CQJQR nidx=null parent=9WXRH]
Nubeculariina
 - Nubeculariina Saidova, 1981 [ACCEPTED SUBORDER 306706:BW7TV nidx=null]
 + Nubeculariina Jones in Griffith & Henfrey, 1875 [ACCEPTED SUBORDER 307232:CQJW6 nidx=null]
Nucula (Nuculopsis) hilli
 - Nucula (Nuculopsis) hilli Woodring, 1925 [SYNONYM SPECIES 306706:CMDYR nidx=null parent=72JDC]
 + Nucula (Nuculopsis) hilli Woodring, 1925 [SYNONYM SPECIES 307232:CQJX6 nidx=null parent=72JDC]
Nuculana (Pseudoportlandia) tahuia
 - Nuculana (Pseudoportlandia) tahuia Marwick, 1942 [SYNONYM SPECIES 306706:CMF27 nidx=null parent=6WGQB]
 + Nuculana (Pseudoportlandia) tahuia Marwick, 1942 [SYNONYM SPECIES 307232:CQJYJ nidx=null parent=6WGQB]
Nuculana (Saccella) fastigata
 - Nuculana (Saccella) fastigata Keen, 1958 [SYNONYM SPECIES 306706:CP8FH nidx=null parent=4TW4H]
 + Nuculana (Saccella) fastigata Keen, 1958 [SYNONYM SPECIES 307232:CQJYN nidx=null parent=4TW4H]
Obovaria cordata
 - Obovaria cordata Rafinesque, 1820 [SYNONYM SPECIES 306706:74FBR nidx=null parent=6VRS2]
 + Obovaria cordata Rafinesque, 1820 [SYNONYM SPECIES 307232:48B4B nidx=null parent=6VRS2]
Ochtiphila albiceps
 - Ochtiphila albiceps Meigen, 1830 [PROVISIONALLY_ACCEPTED SPECIES 306706:9V8GW nidx=null]
 + Ochtiphila albiceps Meigen, 1830 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3XLH nidx=null]
Odopoea walkerii
 - Odopoea walkerii (Guérin-Méneville, 1856) [SYNONYM SPECIES 306706:CKLHP nidx=null parent=7DDX3]
 + Odopoea walkerii (Guérin-Méneville, 1856) [SYNONYM SPECIES 307232:CQHWW nidx=null parent=7DDX3]
Odostomia (Chrysallida) trachis
 - Odostomia (Chrysallida) trachis Dall & Bartsch, 1909 [SYNONYM SPECIES 306706:CMB9B nidx=null parent=7QP5W]
 + Odostomia (Chrysallida) trachis Dall & Bartsch, 1909 [SYNONYM SPECIES 307232:CQHX4 nidx=null parent=7QP5W]
Odostomia margarita
 - Odostomia margarita Pilsbry, 1918 [ACCEPTED SPECIES 306706:74GZ2 nidx=null]
 + Odostomia margarita Pilsbry, 1944 [ACCEPTED SPECIES 307232:CQHXH nidx=null]
Oedaleus nigro-fasciatus
 - Oedaleus nigro-fasciatus [SYNONYM SPECIES 306706:8PG2G nidx=null parent=CG785]
 + Oedaleus nigro-fasciatus (De Geer, 1773) [SYNONYM SPECIES 307232:CQJ5F nidx=null parent=CG785]
Olesicoccus costalimai
 - Olesicoccus costalimai Borgmeier, 1931 [SYNONYM SPECIES 306706:6SKLW nidx=null parent=35878]
 + Olesicoccus costalimai Borgmeier, 1931 [SYNONYM SPECIES 307232:494FT nidx=null parent=35878]
Ommatoiulus vilnensis
 - Ommatoiulus vilnensis (Jawłowski, 1925) [SYNONYM SPECIES 306706:CP892 nidx=null parent=84D2B]
 + Ommatoiulus vilnensis (Jawłowski, 1925) [SYNONYM SPECIES 307232:CQJSN nidx=null parent=84D2B]
Oncideres callydryas
 - Oncideres callydryas [SYNONYM SPECIES 306706:CBHPK nidx=null parent=6QLRW]
 + Oncideres callydryas [SYNONYM SPECIES 307232:CQK2Z nidx=null parent=6QLRW]
Oncopsis gibbus
 - Oncopsis gibbus Evans, 1942 [SYNONYM SPECIES 306706:CMFK3 nidx=null parent=B79TX]
 + Oncopsis gibbus Evans, 1942 [SYNONYM SPECIES 307232:CQK9F nidx=null parent=B79TX]
Oncopsis pullus
 - Oncopsis pullus Evans, 1935 [SYNONYM SPECIES 306706:CP8RL nidx=null parent=57GBD]
 + Oncopsis pullus Evans, 1936 [SYNONYM SPECIES 307232:CQK9H nidx=null parent=57GBD]
Onesia gentilis
 - Onesia gentilis Robineau-Desvoidy, 1830 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JTGZ nidx=null]
 + Onesia gentilis Robineau-Desvoidy, 1830 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3XNS nidx=null]
Onukia kelloggii
 - Onukia kelloggii Baker, 1923 [SYNONYM SPECIES 306706:CM95N nidx=null parent=RD9Y]
 + Onukia kelloggii Baker, 1923 [SYNONYM SPECIES 307232:CQHDW nidx=null parent=RD9Y]
Opisthosiphon (Opisthosiphon) bahamensis
 - Opisthosiphon (Opisthosiphon) bahamensis Pilsbry, 1930 [SYNONYM SPECIES 306706:7SJT7 nidx=null parent=7SJTP]
 + Opisthosiphon (Opisthosiphon) bahamensis (L. Pfeiffer, 1865) [SYNONYM SPECIES 307232:CQJ7W nidx=null parent=7SJTQ]
Oplatocera (Epioplatocera) oberthuri
 - Oplatocera (Epioplatocera) oberthuri [MISAPPLIED SPECIES 306706:CP79R nidx=null parent=6T4C4]
 + Oplatocera (Epioplatocera) oberthuri [MISAPPLIED SPECIES 307232:CQJ9Y nidx=null parent=6T4C4]
Opsius lethieryi
 - Opsius lethieryi Wagner, 1942 [SYNONYM SPECIES 306706:CP7FC nidx=null parent=6T3XR]
 + Opsius lethieryi Wagner, 1942 [SYNONYM SPECIES 307232:CQJCW nidx=null parent=6T3XR]
Orchelimum laticauda
 - Orchelimum laticauda [SYNONYM SPECIES 306706:8P9ZK nidx=null parent=6STCT]
 + Orchelimum laticauda (Redtenbacher, 1891) [SYNONYM SPECIES 307232:CQJHM nidx=null parent=6STCT]
Ortalis semivitta
 - Ortalis semivitta Walker, 1865 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JTKB nidx=null]
 + Ortalis semivitta Walker, 1865 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3XQ4 nidx=null]
Otiorhynchus vlasuljensis
 - Otiorhynchus vlasuljensis Apfelbeck, 1895 [SYNONYM SPECIES 306706:CH995 nidx=null parent=6DBV9]
 + Otiorhynchus vlasuljensis Apfelbeck, 1895 [SYNONYM SPECIES 307232:CQJ6W nidx=null parent=6DBV9]
 + Otiorhynchus vlasuljensis Apfelbeck, 1894 [SYNONYM SPECIES 307232:CQJ6X nidx=null parent=6DBV9]
Pachyopsis laetus
 - Pachyopsis laetus Uhler, 1877 [SYNONYM SPECIES 306706:B4FNP nidx=null parent=8KHWD]
 + Pachyopsis laetus Uhler, 1877 [SYNONYM SPECIES 307232:CQK9J nidx=null parent=8KHWD]
Palaeocolpodia eocenica
 - †Palaeocolpodia eocenica Meunier, 1904 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JTQ7 nidx=null]
 + Palaeocolpodia eocenica Meunier, 1904 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3XVF nidx=null]
Palaeontinopsis arcuatus
 - Palaeontinopsis arcuatus Martynov, 1939 [SYNONYM SPECIES 306706:8JBLZ nidx=null parent=4C2LG]
 + Palaeontinopsis arcuatus Becker-Migdisova, 1949 [AMBIGUOUS_SYNONYM SPECIES 307232:4C2LH nidx=null parent=CQKR9]
Palaeopipiza xenos
 - †Palaeopipiza xenos Meunier, 1902 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JTQD nidx=null]
 + Palaeopipiza xenos Meunier, 1902 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3XVG nidx=null]
Palaeosphegina tristis
 - †Palaeosphegina tristis Hull, 1945 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JTQR nidx=null]
 + Palaeosphegina tristis Hull, 1945 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3XVH nidx=null]
Pangonia senegalensis
 - Pangonia senegalensis Macquart, 1834 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JTTY nidx=null]
 + Pangonia senegalensis Macquart, 1834 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3XVW nidx=null]
Pangonius (Pangonius) escalarae
 - Pangonius (Pangonius) escalarae (Strobl, 1906) [ACCEPTED SPECIES 306706:8D62F nidx=null]
 + Pangonius (Pangonius) escalarae (Strobl, 1906) [ACCEPTED SPECIES 307232:6TKVL nidx=null]
Panorhynchidae
 - Panorhynchidae [SYNONYM FAMILY 306706:626K5 nidx=null parent=CDFLN]
 + Panorhynchidae Gibson, 1985 [SYNONYM FAMILY 307232:CQJMH nidx=null parent=CDFLN]
Papilio iarbus
 - Papilio iarbus Fabricius, 1787 [SYNONYM SPECIES 306706:CP897 nidx=null parent=BZM88]
 + Papilio iarbus Fabricius, 1787 [SYNONYM SPECIES 307232:CQJSR nidx=null parent=BZM88]
Papillella quadrata
 - Papillella quadrata (Hanckock, 1849) [SYNONYM SPECIES 306706:4CKWD nidx=null parent=W7P5]
 + Papillella quadrata (von Lendenfeld, 1898) [SYNONYM SPECIES 307232:CQJYS nidx=null parent=W7P5]
Paragavialidium curivispinum
 - Paragavialidium curivispinum [SYNONYM SPECIES 306706:8Q2SJ nidx=null parent=4CVLX]
 + Paragavialidium curivispinum Zheng, 1994 [SYNONYM SPECIES 307232:CQKKF nidx=null parent=4CVLX]
Parantipathes (Aphanipathes) filix
 - Parantipathes (Aphanipathes) filix (Pourtalès, 1867) [SYNONYM SPECIES 306706:CPBBL nidx=null parent=36XMR]
 + Parantipathes (Aphanipathes) filix (Pourtalès, 1867) [SYNONYM SPECIES 307232:CQL5V nidx=null parent=36XMR]
Parapholas penita
 - Parapholas penita Dunker, 1882 [SYNONYM SPECIES 306706:6TQXR nidx=null parent=76JXY]
 + Parapholas penita [SYNONYM SPECIES 307232:CQL99 nidx=null parent=76JXY]
Paratettix cnemidotus
 - Paratettix cnemidotus [SYNONYM SPECIES 306706:8PGPL nidx=null parent=CXMF]
 + Paratettix cnemidotus (Burmeister, 1838) [SYNONYM SPECIES 307232:6TRRV nidx=null parent=CXMF]
Paratettix minus
 - Paratettix minus [SYNONYM SPECIES 306706:8Q2X4 nidx=null parent=3CHXW]
 + Paratettix minus (Bolívar, 1887) [SYNONYM SPECIES 307232:CQLPT nidx=null parent=3CHXW]
Paratilapia victorianus
 - Paratilapia victorianus () non Pellegrin, 1904 [MISAPPLIED SPECIES 306706:CPC6R nidx=null parent=3JLZP]
 + Paratilapia victorianus () [MISAPPLIED SPECIES 307232:CQLST nidx=null parent=3JLZP]
Pauropsalta judithae
 - Pauropsalta judithae Boulard, 1997 [SYNONYM SPECIES 306706:CMFWN nidx=null parent=5WTX4]
 + Pauropsalta judithae Boulard, 1997 [SYNONYM SPECIES 307232:CQKKL nidx=null parent=5WTX4]
Pecten (Chlamys) clintonius
 - Pecten (Chlamys) clintonius Say, 1824 [SYNONYM SPECIES 306706:CKNQS nidx=null parent=B5CP8]
 + Pecten (Chlamys) clintonius Say, 1824 [SYNONYM SPECIES 307232:CQKRV nidx=null parent=B5CP8]
Pecten (Chlamys) islandicus
 - Pecten (Chlamys) islandicus O. F. Müller, 1776 [SYNONYM SPECIES 306706:CP9HB nidx=null parent=69X4D]
 + Pecten (Chlamys) islandicus O. F. Müller, 1776 [SYNONYM SPECIES 307232:CQKS2 nidx=null parent=69X4D]
Pecten (Chlamys) latiauratus
 - Pecten (Chlamys) latiauratus Conrad, 1837 [SYNONYM SPECIES 306706:CMG4T nidx=null parent=3TSL8]
 + Pecten (Chlamys) latiauratus Conrad, 1837 [SYNONYM SPECIES 307232:CQKS5 nidx=null parent=3TSL8]
Pecten (Pecten) macdonaldi
 - Pecten (Pecten) macdonaldi Olsson, 1922 [SYNONYM SPECIES 306706:CKNRW nidx=null parent=B6J3Z]
 + Pecten (Pecten) macdonaldi Olsson, 1922 [SYNONYM SPECIES 307232:CQKSV nidx=null parent=B6J3Z]
Pegomya laminata
 - Pegomya laminata Ringdahl, 1951 [ACCEPTED SPECIES 306706:75XZC nidx=null]
 + Pegomya laminata Ringdahl, 1951 [ACCEPTED SPECIES 307232:92VST nidx=null]
Pelagopleura magna
 - Pelagopleura magna Tokioka, 1964 [ACCEPTED SPECIES 306706:6TY3G nidx=null]
 + Pelagopleura magna Lohmann in Lohmann & Bückmann, 1926 [ACCEPTED SPECIES 307232:CQL6D nidx=null]
Pelophryne scalptus
 - Pelophryne scalptus (Liu & Hu in Liu, Hu, Fei & Huang, 1973) [SYNONYM SPECIES 306706:CPBMJ nidx=null parent=4D7F2]
 + Pelophryne scalptus (Liu & Hu in Liu, Hu, Fei & Huang, 1973) [SYNONYM SPECIES 307232:CQLCV nidx=null parent=4D7F2]
Pemphigus (Pemphigus) niishimae
 - Pemphigus (Pemphigus) niishimae [ACCEPTED SPECIES 306706:CJBYZ nidx=null]
 + Pemphigus (Pemphigus) niishimae [ACCEPTED SPECIES 307232:CQLJP nidx=null]
Penthimia vanduzeii
 - Penthimia vanduzeii (Kirkaldy, 1906) [SYNONYM SPECIES 306706:CPCKV nidx=null parent=38QVS]
 + Penthimia vanduzeii (Kirkaldy, 1906) [SYNONYM SPECIES 307232:CQM42 nidx=null parent=38QVS]
Pepsis bicarinata
 - Pepsis bicarinata Mocsáry in litt. [SYNONYM SPECIES 306706:76S5K nidx=null parent=76RV7]
 + Pepsis bicarinata Mocsáry in litt. [SYNONYM SPECIES 307232:CQM6D nidx=null parent=76RV7]
Phaenocladius karicus
 - Phaenocladius karicus Chernovsky, 1944 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JVF9 nidx=null]
 + Phaenocladius karicus Chernovsky, 1944 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3XYB nidx=null]
Phalaena (Noctua) fagi
 - Phalaena (Noctua) fagi Linnaeus, 1758 [SYNONYM SPECIES 306706:BRCX7 nidx=null parent=93PHG]
 + Phalaena (Noctua) fagi Linnaeus, 1758 [SYNONYM SPECIES 307232:94CYF nidx=null parent=93PHG]
Phalaena (Tinea) goedartella
 - Phalaena (Tinea) goedartella Linnaeus, 1758 [SYNONYM SPECIES 306706:BRCXH nidx=null parent=BFLFD]
 + Phalaena (Tinea) goedartella Linnaeus, 1758 [SYNONYM SPECIES 307232:94CZG nidx=null parent=BFLFD]
Phanaeus lautus
 - Phanaeus lautus MacLeay, 1819 [SYNONYM SPECIES 306706:4FSMT nidx=null parent=7ZQ4T]
 + Phanaeus lautus MacLeay, 1819 [SYNONYM SPECIES 307232:7Y4LS nidx=null parent=7ZQ4T]
Philinta flava
 - Philinta flava Robineau-Desvoidy, 1830 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JVGQ nidx=null]
 + Philinta flava Robineau-Desvoidy, 1830 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3Y23 nidx=null]
Phimenes curvatus
 - Phimenes curvatus (de Saussure, 1856) [ACCEPTED SPECIES 306706:CBSWG nidx=null]
 + Phimenes curvatus (de Saussure, 1856) [ACCEPTED SPECIES 307232:CQK4L nidx=null]
Phimenes solomonis
 - Phimenes solomonis (Vecht, 1959) [ACCEPTED SPECIES 306706:9XC52 nidx=null]
 + Phimenes solomonis (Vecht, 1959) [ACCEPTED SPECIES 307232:CQK5B nidx=null]
Phlepsius palustris
 - Phlepsius palustris Sanders & DeLong, 1923 [SYNONYM SPECIES 306706:CP8SP nidx=null parent=8KKHD]
 + Phlepsius palustris Sanders & DeLong, 1923 [SYNONYM SPECIES 307232:CQKBW nidx=null parent=8KKHD]
Pholas muricatus
 - Pholas muricatus da Costa, 1778 [SYNONYM SPECIES 306706:4GKXJ nidx=null parent=4GKW9]
 + Pholas muricatus da Costa, 1778 [SYNONYM SPECIES 307232:4GKXH nidx=null parent=4GKW9]
Phora gigantea
 - Phora gigantea Enderlein, 1912 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JVHG nidx=null]
 + Phora gigantea Enderlein, 1912 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3Y2M nidx=null]
Phormosoma luculentum
 - Phormosoma luculentum Koehler, 1896, 8?? non A.Agassiz, 18?? [AMBIGUOUS_SYNONYM SPECIES 306706:4GRNT nidx=null parent=3NCDL]
 + Phormosoma luculentum Koehler, 1896, 8?? [AMBIGUOUS_SYNONYM SPECIES 307232:CQKTR nidx=null parent=3NCDL]
Phragmoceratidae
 - †Phragmoceratidae Flower, 1957 [ACCEPTED FAMILY 306706:C5M9Y nidx=null]
 + Phragmoceratidae Miller, 1877 [ACCEPTED FAMILY 307232:CQKYH nidx=null]
Phyllospongia (Antheroplax) dendyi var. frondosa
 - Phyllospongia (Antheroplax) dendyi var. frondosa Lendenfeld, 1889 [SYNONYM VARIETY 306706:CMK7R nidx=null parent=3T56V]
 + Phyllospongia (Antheroplax) dendyi var. frondosa Lendenfeld, 1889 [SYNONYM VARIETY 307232:CQLQV nidx=null parent=3T56V]
Piophila senescens
 - Piophila senescens Melander & Spuler, 1917 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JVTT nidx=null]
 + Piophila senescens Melander & Spuler, 1917 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3Y67 nidx=null]
Pitaria (Hysteroconcha)
 - Pitaria (Hysteroconcha) Dall, 1902 [SYNONYM SUBGENUS 306706:CNX9D nidx=null parent=7P5M2]
 + Pitaria (Hysteroconcha) Dall, 1902 [SYNONYM SUBGENUS 307232:CQCK9 nidx=null parent=7P5M2]
Plagionotus (Echinocerus) floralis
 - Plagionotus (Echinocerus) floralis [AMBIGUOUS_SYNONYM SPECIES 306706:CPBY4 nidx=null parent=BS8WR]
 + Plagionotus (Echinocerus) floralis [AMBIGUOUS_SYNONYM SPECIES 307232:CQLMP nidx=null parent=BS92S]
 + Plagionotus (Echinocerus) floralis [AMBIGUOUS_SYNONYM SPECIES 307232:CQLMQ nidx=null parent=BS8WR]
Plagioporus lobatus
 - Plagioporus lobatus (Yamaguti, 1934) Manter, 1947 [SYNONYM SPECIES 306706:CPBYL nidx=null parent=3ZZTS]
 + Plagioporus lobatus (Yamaguti, 1934) Manter, 1947 [SYNONYM SPECIES 307232:CQLMX nidx=null parent=3ZZTS]
Plagiostenopterina (Meringomeria) hebes
 - Plagiostenopterina (Meringomeria) hebes Hendel, 1914 [ACCEPTED SPECIES 306706:8DDJH nidx=null]
 + Plagiostenopterina (Meringomeria) hebes Hendel, 1914 [ACCEPTED SPECIES 307232:4JH95 nidx=null]
Plagiostenopterina (Meringomeria) interrupta
 - Plagiostenopterina (Meringomeria) interrupta (Enderlein, 1924) [ACCEPTED SPECIES 306706:8DDJJ nidx=null]
 + Plagiostenopterina (Meringomeria) interrupta (Enderlein, 1924) [ACCEPTED SPECIES 307232:4JH9B nidx=null]
Plagiostenopterina (Meringomeria) leytensis
 - Plagiostenopterina (Meringomeria) leytensis (Steyskal, 1966) [ACCEPTED SPECIES 306706:8DDJK nidx=null]
 + Plagiostenopterina (Meringomeria) leytensis (Steyskal, 1966) [ACCEPTED SPECIES 307232:4JH9D nidx=null]
Plagiostenopterina (Meringomeria) olivacea
 - Plagiostenopterina (Meringomeria) olivacea Hendel, 1913 [ACCEPTED SPECIES 306706:8DDJM nidx=null]
 + Plagiostenopterina (Meringomeria) olivacea Hendel, 1913 [ACCEPTED SPECIES 307232:4JH9Q nidx=null]
Plagiostenopterina (Meringomeria) pallidipes
 - Plagiostenopterina (Meringomeria) pallidipes Frey, 1930 [ACCEPTED SPECIES 306706:8DDJN nidx=null]
 + Plagiostenopterina (Meringomeria) pallidipes Frey, 1930 [ACCEPTED SPECIES 307232:4JH9S nidx=null]
Plagiostenopterina (Meringomeria) planidorsum
 - Plagiostenopterina (Meringomeria) planidorsum (Walker, 1861) [ACCEPTED SPECIES 306706:8DDJP nidx=null]
 + Plagiostenopterina (Meringomeria) planidorsum (Walker, 1861) [ACCEPTED SPECIES 307232:4JH9V nidx=null]
Plagiostenopterina (Meringomeria) trivittata
 - Plagiostenopterina (Meringomeria) trivittata (Walker, 1849) [ACCEPTED SPECIES 306706:8DDJQ nidx=null]
 + Plagiostenopterina (Meringomeria) trivittata (Walker, 1849) [ACCEPTED SPECIES 307232:77N5W nidx=null]
Plagiostenopterina (Meringomeria) trivittigera
 - Plagiostenopterina (Meringomeria) trivittigera Malloch, 1931 [ACCEPTED SPECIES 306706:8DDJR nidx=null]
 + Plagiostenopterina (Meringomeria) trivittigera Malloch, 1931 [ACCEPTED SPECIES 307232:77N68 nidx=null]
Planaria torva
 - Planaria torva (Müller OF, 1773) [ACCEPTED SPECIES 306706:4JJCL nidx=null]
 + Planaria torva (Müller, 1773) Müller, 176 [ACCEPTED SPECIES 307232:CQLR9 nidx=null]
Planorbis bahiensis
 - Planorbis bahiensis Dunker, 1886 [SYNONYM SPECIES 306706:4JKR3 nidx=null parent=LV34]
 + Planorbis bahiensis Dunker, 1850 [SYNONYM SPECIES 307232:CQLXL nidx=null parent=LV34]
Planorbis becki
 - Planorbis becki Dunker, 1886 [SYNONYM SPECIES 306706:4JKR7 nidx=null parent=LV34]
 + Planorbis becki Dunker, 1850 [SYNONYM SPECIES 307232:CQLXM nidx=null parent=LV34]
Platylomia karäisana
 - Platylomia karäisana (Matsumura, 1907) [SYNONYM SPECIES 306706:CJDRQ nidx=null parent=6R3ZC]
 + Platylomia karäisana (Matsumura, 1907) [SYNONYM SPECIES 307232:CQMHV nidx=null parent=6R3ZC]
Platypetasus anderssoni
 - Platypetasus anderssoni Odhner, 1925 [SYNONYM SPECIES 306706:84Z7T nidx=null parent=B77FZ]
 + Platypetasus anderssoni Odhner, 1925 [SYNONYM SPECIES 307232:7SQYK nidx=null parent=B77FZ]
Plectostaffella subgen. Plectostaffella
 - Plectostaffella subgen. Plectostaffella Reitlinger, 1971 [SYNONYM SUBGENUS 306706:BMMLG nidx=null parent=7ZWDT]
 + Plectostaffella subgen. Plectostaffella Reitlinger, 1971 [SYNONYM SUBGENUS 307232:CQ867 nidx=null parent=7ZWDT]
Plethocrossus longispina erraticolus
 - Plethocrossus longispina erraticolus (Silvestri, 1898) [ACCEPTED SUBSPECIES 306706:CP9BH nidx=null]
 + Plethocrossus longispina erraticolus (Silvestri, 1898) [ACCEPTED SUBSPECIES 307232:CQKNT nidx=null]
Pleurotoma (Clavus) interstrigata
 - Pleurotoma (Clavus) interstrigata E. A. Smith, 1882 [SYNONYM SPECIES 306706:CMG9W nidx=null parent=5WSJ8]
 + Pleurotoma (Clavus) interstrigata E. A. Smith, 1882 [SYNONYM SPECIES 307232:CQKXH nidx=null parent=5WSJ8]
Pocecitopsaltria
 - Pocecitopsaltria Amyot & Audinet-Serville, 1843 [SYNONYM GENUS 306706:8JLV3 nidx=null parent=8HFSH]
 + Pocecitopsaltria Stål, 1866 [SYNONYM GENUS 307232:CQLG4 nidx=null parent=8HFSH]
Poecilimon (Poecilimon) armeniacus
 - Poecilimon (Poecilimon) armeniacus (Uvarov, 1921) [ACCEPTED SPECIES 306706:4KSHC nidx=null]
 + Poecilimon (Poecilimon) armeniacus (Uvarov, 1921) [ACCEPTED SPECIES 307232:CQLQG nidx=null]
Poecilimon (Poecilimon) celebi
 - Poecilimon (Poecilimon) celebi Karabag, 1953 [ACCEPTED SPECIES 306706:CPC45 nidx=null]
 + Poecilimon (Poecilimon) celebi Karabag, 1953 [ACCEPTED SPECIES 307232:CQLQK nidx=null]
Poecilimon (Poecilimon) jonicus
 - Poecilimon (Poecilimon) jonicus (Fieber, 1853) [ACCEPTED SPECIES 306706:CG7SR nidx=null]
 + Poecilimon (Poecilimon) jonicus (Fieber, 1853) [ACCEPTED SPECIES 307232:CQLQX nidx=null]
Poecilimon (Poecilimon) luschani
 - Poecilimon (Poecilimon) luschani Ramme, 1933 [ACCEPTED SPECIES 306706:4KSKJ nidx=null]
 + Poecilimon (Poecilimon) luschani Ramme, 1933 [ACCEPTED SPECIES 307232:CQLR2 nidx=null]
Poecilimon (Poecilimon) ornatus
 - Poecilimon (Poecilimon) ornatus (Schmidt, 1850) [ACCEPTED SPECIES 306706:4KSL2 nidx=null]
 + Poecilimon (Poecilimon) ornatus (Schmidt, 1850) [ACCEPTED SPECIES 307232:CQLRD nidx=null]
Poecilimon (Poecilimon) pergamicus
 - Poecilimon (Poecilimon) pergamicus Brunner von Wattenwyl, 1891 [ACCEPTED SPECIES 306706:4KSL4 nidx=null]
 + Poecilimon (Poecilimon) pergamicus Brunner von Wattenwyl, 1891 [ACCEPTED SPECIES 307232:CQLRG nidx=null]
Poecilopsaltera
 - Poecilopsaltera Amyot & Audinet-Serville, 1843 [SYNONYM GENUS 306706:8JLV9 nidx=null parent=8HFSH]
 + Poecilopsaltera Stål, 1866 [SYNONYM GENUS 307232:CQLVP nidx=null parent=8HFSH]
Poecilopsalteria
 - Poecilopsalteria Amyot & Audinet-Serville, 1843 [SYNONYM GENUS 306706:8JLVB nidx=null parent=8HFSH]
 + Poecilopsalteria Stål, 1866 [SYNONYM GENUS 307232:CQLVQ nidx=null parent=8HFSH]
Poecsilopsaltria
 - Poecsilopsaltria Amyot & Audinet-Serville, 1843 [SYNONYM GENUS 306706:8JLVF nidx=null parent=8HFSH]
 + Poecsilopsaltria Stål, 1866 [SYNONYM GENUS 307232:CQLXW nidx=null parent=8HFSH]
Poesilopsaltria
 - Poesilopsaltria Amyot & Audinet-Serville, 1843 [SYNONYM GENUS 306706:8JLVG nidx=null parent=8HFSH]
 + Poesilopsaltria Stål, 1866 [SYNONYM GENUS 307232:CQLY4 nidx=null parent=8HFSH]
Poicilopsaltria
 - Poicilopsaltria Amyot & Audinet-Serville, 1843 [SYNONYM GENUS 306706:8JLVH nidx=null parent=8HFSH]
 + Poicilopsaltria Stål, 1866 [SYNONYM GENUS 307232:CQM43 nidx=null parent=8HFSH]
Polybiidae
 - Polybiidae Ortmann, 1893 [ACCEPTED FAMILY 306706:7NKKT nidx=null]
 + Polybiidae Paulson, 1875 [ACCEPTED FAMILY 307232:CQM8L nidx=null]
Polybiinae
 - Polybiinae Ortmann, 1893 [SYNONYM SUBFAMILY 306706:B8X66 nidx=null parent=7NKKT]
 + Polybiinae Paulson, 1875 [SYNONYM SUBFAMILY 307232:CQM8M nidx=null parent=CQM8L]
Polybrachiorhynchidae
 - Polybrachiorhynchidae [SYNONYM FAMILY 306706:627HV nidx=null parent=CDFLN]
 + Polybrachiorhynchidae Gibson, 1985 [SYNONYM FAMILY 307232:CQM9H nidx=null parent=CDFLN]
Polydesmus tarascus
 - Polydesmus tarascus De Saussure, 1860 [SYNONYM SPECIES 306706:CMMM8 nidx=null parent=YFX5]
 + Polydesmus tarascus De Saussure, 1860 [SYNONYM SPECIES 307232:6W4HS nidx=null parent=YFX5]
Polydrusus (Polydrusus) picus viridimaculatus
 - Polydrusus (Polydrusus) picus viridimaculatus Pic, 1919 [ACCEPTED SUBSPECIES 306706:7HTL9 nidx=null]
 + Polydrusus (Polydrusus) picus viridimaculatus Pic, 1919 [SYNONYM SUBSPECIES 307232:BHTKY nidx=null parent=CQMJB]
Polypedilum (Polypedilum) flavipes
 - Polypedilum (Polypedilum) flavipes Kieffer, 1920 [ACCEPTED SPECIES 306706:CDWT9 nidx=null]
 + Polypedilum (Polypedilum) flavipes Kieffer, 1920 [ACCEPTED SPECIES 307232:CQKVX nidx=null]
Polypedilum (Polypedilum) pelostolum
 - Polypedilum (Polypedilum) pelostolum Kieffer, 1912 [ACCEPTED SPECIES 306706:CKNW7 nidx=null]
 + Polypedilum (Polypedilum) pelostolum Kieffer, 1912 [ACCEPTED SPECIES 307232:CQKVY nidx=null]
Pontaralia beklemishevi
 - Pontaralia beklemishevi Mack-Fira, 1968 [SYNONYM SPECIES 306706:6VVYQ nidx=null parent=6VVZ2]
 + Pontaralia beklemishevi [SYNONYM SPECIES 307232:CQLMN nidx=null parent=6VVZ2]
Poromya (Dermatomya) mactroides
 - Poromya (Dermatomya) mactroides Dall, 1889 [SYNONYM SPECIES 306706:CPCKS nidx=null parent=34X58]
 + Poromya (Dermatomya) mactroides Dall, 1889 [SYNONYM SPECIES 307232:CQM3Z nidx=null parent=34X58]
Porterius andersoni
 - †Porterius andersoni (K. van W. Palmer, 1918) [ACCEPTED SPECIES 306706:4LZYS nidx=null]
 + Porterius andersoni (Van Winkle, 1918) [ACCEPTED SPECIES 307232:CQM5Z nidx=null]
Postharmostomum fleuryi
 - Postharmostomum fleuryi Fonseca, 1939 [ACCEPTED SPECIES 306706:CPSNC nidx=null]
 + Postharmostomum fleuryi (Fonseca, 1939) Skrjabin, 1948 [ACCEPTED SPECIES 307232:CQVBP nidx=null]
Potamon (Orientopotamon) magnum
 - Potamon (Orientopotamon) magnum [SYNONYM SPECIES 306706:CPCXF nidx=null parent=4M4FJ]
 + Potamon (Orientopotamon) magnum (Pretzmann, 1962) [SYNONYM SPECIES 307232:CQM9M nidx=null parent=4M4FJ]
Prasia vitticollis
 - Prasia vitticollis Ashton, 1912 [SYNONYM SPECIES 306706:CPDG7 nidx=null parent=3T4B3]
 + Prasia vitticollis Ashton, 1912 [SYNONYM SPECIES 307232:CQMP8 nidx=null parent=3T4B3]
Primnia sanctae-helenae
 - Primnia sanctae-helenae [SYNONYM SPECIES 306706:BT7D8 nidx=null parent=6W8WK]
 + Primnia sanctae-helenae Stål, 1861 [SYNONYM SPECIES 307232:CQMVK nidx=null parent=6W8WK]
Prionus (Neopolyarthron) imbricornis
 - Prionus (Neopolyarthron) imbricornis [MISAPPLIED SPECIES 306706:CPF72 nidx=null parent=BRRNQ]
 + Prionus (Neopolyarthron) imbricornis [MISAPPLIED SPECIES 307232:CQN3B nidx=null parent=BRRNQ]
Procephalotrix
 - Procephalotrix Senz, 1993 [SYNONYM GENUS 306706:BGNXK nidx=null parent=84M7H]
 + Procephalotrix [SYNONYM GENUS 307232:CQN94 nidx=null parent=84M7H]
Proscopia hospida
 - Proscopia hospida [SYNONYM SPECIES 306706:8Q3HV nidx=null parent=YRS7]
 + Proscopia hospida (Klug, 1820) [SYNONYM SPECIES 307232:CQLNT nidx=null parent=YRS7]
Prostoma nigrifrons
 - Prostoma nigrifrons [SYNONYM SPECIES 306706:BHFXQ nidx=null parent=55SGW]
 + Prostoma nigrifrons (Coe, 1904) [SYNONYM SPECIES 307232:CQLZZ nidx=null parent=55SGW]
Proterocameroceratidae
 - †Proterocameroceratidae Hyatt, 1884 [ACCEPTED FAMILY 306706:CG9GT nidx=null]
 + Proterocameroceratidae Flower, 1958 [ACCEPTED FAMILY 307232:CQM5W nidx=null]
Protoargilloecia
 - †Protoargilloecia Mandel'shtam, 1956 [ACCEPTED GENUS 306706:85HML nidx=null]
 + Protoargilloecia Mandelstam in Mandelstam et al., 1956 [ACCEPTED GENUS 307232:CQM7C nidx=null]
Protomyia fusca
 - †Protomyia fusca Oustalet, 1870 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JW6S nidx=null]
 + Protomyia fusca Oustalet, 1870 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3YDJ nidx=null]
Psalidognathus wallisii
 - Psalidognathus wallisii Taschenberg, 1870 [SYNONYM SPECIES 306706:BPMSN nidx=null parent=BJY8V]
 + Psalidognathus wallisii Taschenberg, 1870 [SYNONYM SPECIES 307232:CQMMV nidx=null parent=BJY8V]
Pseudecphora proquadricostata
 - †Pseudecphora proquadricostata (Conrad, 1843) [ACCEPTED SPECIES 306706:CN78F nidx=null]
 + Pseudecphora proquadricostata (Wade, 1916) [ACCEPTED SPECIES 307232:CQV9Q nidx=null]
Pseudelma (Pseudelma)
 - Pseudelma (Pseudelma) Kobelt, 1904 [SYNONYM SUBGENUS 306706:CNPKV nidx=null parent=7PDQR]
 + Pseudelma (Pseudelma) Kobelt, 1904 [SYNONYM SUBGENUS 307232:CQ7B9 nidx=null parent=7PDQR]
Pseudoechinorhynchus lenoki
 - Pseudoechinorhynchus lenoki (Achmerov & Dombrovskaja-Achmerova, 1941) [SYNONYM SPECIES 306706:CMPZY nidx=null parent=6DWQP]
 + Pseudoechinorhynchus lenoki (Achmerov & Dombrovskaja-Achmerova, 1941) [SYNONYM SPECIES 307232:CQNF3 nidx=null parent=6DWQP]
Pseudofentonia (Dymantis) tiga
 - Pseudofentonia (Dymantis) tiga Schintlmeister, 1997 [SYNONYM SPECIES 306706:6WFWQ nidx=null parent=96LT9]
 + Pseudofentonia (Dymantis) tiga Schintlmeister, 1997 [SYNONYM SPECIES 307232:BMWFS nidx=null parent=96LT9]
Pseudofentonia (Eufentonia) emiror
 - Pseudofentonia (Eufentonia) emiror Schintlmeister, 1989 [SYNONYM SPECIES 306706:78G8L nidx=null parent=C4MJT]
 + Pseudofentonia (Eufentonia) emiror Schintlmeister, 1989 [SYNONYM SPECIES 307232:BMWFP nidx=null parent=C4MJT]
Pseudohormomyia orientalis
 - Pseudohormomyia orientalis Rao, 1956 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JW8M nidx=null]
 + Pseudohormomyia orientalis Rao, 1956 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3YDW nidx=null]
Pseudopsaltria
 - Pseudopsaltria Amyot & Audinet-Serville, 1843 [SYNONYM GENUS 306706:8JLWL nidx=null parent=8HFSH]
 + Pseudopsaltria Stål, 1866 [SYNONYM GENUS 307232:CQMTM nidx=null parent=8HFSH]
Pseudosphegina dichoptica
 - †Pseudosphegina dichoptica Hull, 1945 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JWB2 nidx=null]
 + Pseudosphegina dichoptica Hull, 1945 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3YF8 nidx=null]
Pseudotriton salmoneus
 - Pseudotriton salmoneus (Storer in Holbrook, 1838) [SYNONYM SPECIES 306706:CMPFY nidx=null parent=3HYSW]
 + Pseudotriton salmoneus (Storer in Holbrook, 1838) [SYNONYM SPECIES 307232:CQN2K nidx=null parent=3HYSW]
Psilopus ducalis
 - Psilopus ducalis Rondani, 1850 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JWG8 nidx=null]
 + Psilopus ducalis Rondani, 1850 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3YFC nidx=null]
Psilopus gemmatus
 - Psilopus gemmatus Walker, 1849 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JWGB nidx=null]
 + Psilopus gemmatus Walker, 1849 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3YFD nidx=null]
Psilopus leiopus
 - Psilopus leiopus Doleschall, 1856 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JWGH nidx=null]
 + Psilopus leiopus Doleschall, 1856 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3YFF nidx=null]
Psilopus nitidus
 - Psilopus nitidus Walker, 1852 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JWGK nidx=null]
 + Psilopus nitidus Walker, 1852 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3YFG nidx=null]
Psilopus palmetorum
 - Psilopus palmetorum Doleschall, 1858 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JWGM nidx=null]
 + Psilopus palmetorum Doleschall, 1858 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3YFH nidx=null]
Psilopus restrictus
 - Psilopus restrictus Hutton, 1901 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JWGV nidx=null]
 + Psilopus restrictus Hutton, 1901 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3YFK nidx=null]
Psilopus saphirus
 - Psilopus saphirus Bigot, 1858 [SYNONYM SPECIES 306706:4PJGL nidx=null parent=9H8MR]
 + Psilopus saphirus Bigot, 1858 [SYNONYM SPECIES 307232:8D6F6 nidx=null parent=9H8MR]
Psilosciara delphinii
 - Psilosciara delphinii Séguy, 1961 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JWH5 nidx=null]
 + Psilosciara delphinii Séguy, 1961 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3YFL nidx=null]
Psilota tabidosa
 - †Psilota tabidosa Scudder, 1890 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JWH7 nidx=null]
 + Psilota tabidosa Scudder, 1890 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3YFM nidx=null]
Pternoscirtus gracilis
 - Pternoscirtus gracilis [SYNONYM SPECIES 306706:8PJ8L nidx=null parent=XP49]
 + Pternoscirtus gracilis (Miller, 1929) [SYNONYM SPECIES 307232:4PV9T nidx=null parent=XP49]
Pterocera (Millepes)
 - Pterocera (Millepes) Mörch, 1852 [SYNONYM SUBGENUS 306706:CH5HC nidx=null parent=7P6TV]
 + Pterocera (Millepes) Mörch, 1852 [SYNONYM SUBGENUS 307232:CQDLQ nidx=null parent=7P6TV]
Pterolepis venosus
 - Pterolepis venosus (Fischer von Waldheim, 1839) [SYNONYM SPECIES 306706:CPGH7 nidx=null parent=4PLSV]
 + Pterolepis venosus (Fischer von Waldheim, 1839) [SYNONYM SPECIES 307232:CQNZ5 nidx=null parent=4PLSV]
Pterynotus (Pterynotus)
 - Pterynotus (Pterynotus) Swainson, 1833 [SYNONYM SUBGENUS 306706:CP4Z7 nidx=null parent=7PF5Y]
 + Pterynotus (Pterynotus) Swainson, 1833 [SYNONYM SUBGENUS 307232:CQH4W nidx=null parent=7PF5Y]
Ptilozeuxia termitoxena
 - Ptilozeuxia termitoxena Silvestri, 1903 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JWJF nidx=null]
 + Ptilozeuxia termitoxena Silvestri, 1903 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3YN5 nidx=null]
Pyrgomorpha neavei
 - Pyrgomorpha neavei [SYNONYM SPECIES 306706:8Q3NM nidx=null parent=7BKGF]
 + Pyrgomorpha neavei (Kevan, 1962) [SYNONYM SPECIES 307232:CQMW7 nidx=null parent=7BKGF]
Quinqueloculina seminulum var. jugosa
 - Quinqueloculina seminulum var. jugosa Cushman, 1944 [SYNONYM VARIETY 306706:CPFNS nidx=null parent=4R75G]
 + Quinqueloculina seminulum var. jugosa Cushman, 1944 [SYNONYM VARIETY 307232:CQNCQ nidx=null parent=4R75G]
Radula
 - Radula Mörch, 1853 [PROVISIONALLY_ACCEPTED GENUS 306706:C7LS7 nidx=null]
 + Radula J. E. Gray, 1842 [SYNONYM GENUS 307232:CQKZN nidx=null parent=7P9RV]
Rafinesquia
 - Rafinesquia Raf. [SYNONYM UNRANKED 306706:CMQCZ nidx=null parent=99F8S]
 + Rafinesquia Raf. [SYNONYM GENUS 307232:CQNPV nidx=null parent=8VWBG]
 + Rafinesquia Raf. [SYNONYM UNRANKED 307232:CQNPW nidx=null parent=99F8S]
Ramsdenia enodis brevilabris
 - Ramsdenia enodis brevilabris (Aguayo, 1943) [ACCEPTED SUBSPECIES 306706:8NCZG nidx=null]
 + Ramsdenia enodis brevilabris (Aguayo, 1943) [ACCEPTED SUBSPECIES 307232:86YRQ nidx=null]
Rhabdotylus planiventris
 - Rhabdotylus planiventris (Wiedemann, 1828) [ACCEPTED SPECIES 306706:8DKZ3 nidx=null]
 + Rhabdotylus planiventris (Wiedemann, 1828) [ACCEPTED SPECIES 307232:92WRF nidx=null]
Rhaetofungivora perrecticulata
 - †Rhaetofungivora perrecticulata Rohdendorf, 1964 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JWM2 nidx=null]
 + Rhaetofungivora perrecticulata Rohdendorf, 1964 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3YQR nidx=null]
Rhagio bicolor
 - Rhagio bicolor Fabricius, 1794 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JWM5 nidx=null]
 + Rhagio bicolor Fabricius, 1794 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3YQS nidx=null]
Rhamphomyia (Lundstroemiella) confinis
 - Rhamphomyia (Lundstroemiella) confinis Zetterstedt, 1852 [ACCEPTED SPECIES 306706:8DLCN nidx=null]
 + Rhamphomyia (Lundstroemiella) confinis Zetterstedt, 1852 [ACCEPTED SPECIES 307232:4S2VB nidx=null]
Rhinoclavis (Rhinoclavis)
 - Rhinoclavis (Rhinoclavis) Swainson, 1840 [SYNONYM SUBGENUS 306706:CLGJL nidx=null parent=7PFQY]
 + Rhinoclavis (Rhinoclavis) Swainson, 1840 [SYNONYM SUBGENUS 307232:CQ3CM nidx=null parent=7PFQY]
Rhinocricus arboreus krugii
 - Rhinocricus arboreus krugii (Karsch, 1881) [SYNONYM SUBSPECIES 306706:CPFLR nidx=null parent=BMZFS]
 + Rhinocricus arboreus krugii (Karsch, 1881) [SYNONYM SUBSPECIES 307232:CQNB5 nidx=null parent=BMZFS]
Rhynchomyia bicolor
 - Rhynchomyia bicolor Macquart, 1844 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JWSP nidx=null]
 + Rhynchomyia bicolor Macquart, 1844 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3YVH nidx=null]
Rimella (Dientomochilus) longirostra
 - Rimella (Dientomochilus) longirostra Pannekoek, 1936 [SYNONYM SPECIES 306706:CMNC5 nidx=null parent=8T6MN]
 + Rimella (Dientomochilus) longirostra Pannekoek, 1936 [SYNONYM SPECIES 307232:CQMLS nidx=null parent=8T6MN]
Saemundssonia (Saemundssonia) platygaster
 - Saemundssonia (Saemundssonia) platygaster (Denny, 1842) [ACCEPTED SPECIES 306706:C5YDP nidx=null]
 + Saemundssonia (Saemundssonia) platygaster (Denny, 1842) [ACCEPTED SPECIES 307232:CQT3J nidx=null]
Salasiella elegans
 - Salasiella elegans E. von Martens, 1895 [SYNONYM SPECIES 306706:8KDD4 nidx=null parent=3HL64]
 + Salasiella elegans Rolle, 1895 [SYNONYM SPECIES 307232:CQP6P nidx=null parent=CQ96T]
Sapromyza fuscipes
 - Sapromyza fuscipes Macquart, 1844 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JWVH nidx=null]
 + Sapromyza fuscipes Macquart, 1844 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3YW8 nidx=null]
Scala (Cirsotrema) montereyensis
 - Scala (Cirsotrema) montereyensis Dall, 1907 [SYNONYM SPECIES 306706:CPHZG nidx=null parent=49TF4]
 + Scala (Cirsotrema) montereyensis Dall, 1907 [SYNONYM SPECIES 307232:CQPZZ nidx=null parent=49TF4]
Scanidae
 - Scanidae Stål, 1870 [SYNONYM TRIBE 306706:8RGBT nidx=null parent=BY5ST]
 + Scanidae Amyot & Audinet-Serville, 1843 [SYNONYM TRIBE 307232:CQQ32 nidx=null parent=BY5YR]
Scaphella papillaris
 - Scaphella papillaris Swainson, 1840 [SYNONYM SPECIES 306706:6Y5PX nidx=null parent=6GNZJ]
 + Scaphella papillaris (Broderip, 1833) [SYNONYM SPECIES 307232:CQQ3Q nidx=null parent=6GNZJ]
Scaphytopius (Cloanthanus) abbreviatus
 - Scaphytopius (Cloanthanus) abbreviatus (DeLong, 1916) [SYNONYM SPECIES 306706:8RDVV nidx=null parent=9KSJ3]
 + Scaphytopius (Cloanthanus) abbreviatus (DeLong, 1916) [SYNONYM SPECIES 307232:CQQ57 nidx=null parent=9KSJ3]
Scaphytopius (Cloanthanus) acutus cirrus
 - Scaphytopius (Cloanthanus) acutus cirrus Musgrave, 1975 [SYNONYM SUBSPECIES 306706:8RFTY nidx=null parent=9LK97]
 + Scaphytopius (Cloanthanus) acutus cirrus Musgrave, 1975 [SYNONYM SUBSPECIES 307232:CQQ58 nidx=null parent=9LK97]
Scaphytopius (Cloanthanus) amplinotus
 - Scaphytopius (Cloanthanus) amplinotus Hepner, 1946 [SYNONYM SPECIES 306706:8RDW6 nidx=null parent=9KSJM]
 + Scaphytopius (Cloanthanus) amplinotus Hepner, 1946 [SYNONYM SPECIES 307232:CQQ5C nidx=null parent=9KSJM]
Scaphytopius (Cloanthanus) atrafrons
 - Scaphytopius (Cloanthanus) atrafrons (DeLong, 1943) [SYNONYM SPECIES 306706:CHGFF nidx=null parent=9KSK3]
 + Scaphytopius (Cloanthanus) atrafrons (DeLong, 1943) [SYNONYM SPECIES 307232:8RDWG nidx=null parent=9KSK3]
Scaphytopius (Cloanthanus) biflavus
 - Scaphytopius (Cloanthanus) biflavus Cwikla & Freytag, 1982 [SYNONYM SPECIES 306706:CJH3S nidx=null parent=9KSK7]
 + Scaphytopius (Cloanthanus) biflavus Cwikla & Freytag, 1982 [SYNONYM SPECIES 307232:8RDWK nidx=null parent=9KSK7]
Scaphytopius (Cloanthanus) calliandrus
 - Scaphytopius (Cloanthanus) calliandrus (Ball, 1931) [SYNONYM SPECIES 306706:CPJ5N nidx=null parent=9KSKH]
 + Scaphytopius (Cloanthanus) calliandrus (Ball, 1931) [SYNONYM SPECIES 307232:8RDWN nidx=null parent=9KSKH]
Scaphytopius (Cloanthanus) canus
 - Scaphytopius (Cloanthanus) canus Hepner, 1946 [SYNONYM SPECIES 306706:8RDWQ nidx=null parent=9KSKK]
 + Scaphytopius (Cloanthanus) canus Hepner, 1946 [SYNONYM SPECIES 307232:CQQ5J nidx=null parent=9KSKK]
Scaphytopius (Cloanthanus) cinnamoneus
 - Scaphytopius (Cloanthanus) cinnamoneus (Osborn, 1915) [SYNONYM SPECIES 306706:8RNDV nidx=null parent=9MHX5]
 + Scaphytopius (Cloanthanus) cinnamoneus (Osborn, 1915) [SYNONYM SPECIES 307232:CQQ5L nidx=null parent=9MHX5]
Scaphytopius (Cloanthanus) dilatus
 - Scaphytopius (Cloanthanus) dilatus (DeLong, 1944) [SYNONYM SPECIES 306706:8RDX3 nidx=null parent=9KSL9]
 + Scaphytopius (Cloanthanus) dilatus (DeLong, 1944) [SYNONYM SPECIES 307232:CQQ5Q nidx=null parent=9KSL9]
Scaphytopius (Cloanthanus) dorsalis
 - Scaphytopius (Cloanthanus) dorsalis (Ball, 1909) [SYNONYM SPECIES 306706:8RDX4 nidx=null parent=9KSLG]
 + Scaphytopius (Cloanthanus) dorsalis (Ball, 1909) [SYNONYM SPECIES 307232:CQQ5S nidx=null parent=9KSLG]
Scaphytopius (Cloanthanus) duocolorus
 - Scaphytopius (Cloanthanus) duocolorus (DeLong, 1943) [SYNONYM SPECIES 306706:8RDX6 nidx=null parent=9KSLJ]
 + Scaphytopius (Cloanthanus) duocolorus (DeLong, 1943) [SYNONYM SPECIES 307232:CQQ5T nidx=null parent=9KSLJ]
Scaphytopius (Cloanthanus) fasciatus
 - Scaphytopius (Cloanthanus) fasciatus (DeLong, 1944) [SYNONYM SPECIES 306706:8RDX8 nidx=null parent=9KSLP]
 + Scaphytopius (Cloanthanus) fasciatus (DeLong, 1944) [SYNONYM SPECIES 307232:CQQ5V nidx=null parent=9KSLP]
Scaphytopius (Cloanthanus) fulvus
 - Scaphytopius (Cloanthanus) fulvus (Osborn, 1905) [SYNONYM SPECIES 306706:CF3NR nidx=null parent=9KSLY]
 + Scaphytopius (Cloanthanus) fulvus (Osborn, 1905) [SYNONYM SPECIES 307232:8RDXF nidx=null parent=9KSLY]
Scaphytopius (Cloanthanus) goodi
 - Scaphytopius (Cloanthanus) goodi (DeLong, 1943) [SYNONYM SPECIES 306706:8RDXJ nidx=null parent=9KSM5]
 + Scaphytopius (Cloanthanus) goodi (DeLong, 1943) [SYNONYM SPECIES 307232:CQQ5Z nidx=null parent=9KSM5]
Scaphytopius (Cloanthanus) guterranus
 - Scaphytopius (Cloanthanus) guterranus (Ball, 1931) [SYNONYM SPECIES 306706:8RDXL nidx=null parent=9KSM7]
 + Scaphytopius (Cloanthanus) guterranus (Ball, 1931) [SYNONYM SPECIES 307232:CQQ62 nidx=null parent=9KSM7]
Scaphytopius (Cloanthanus) hebatus
 - Scaphytopius (Cloanthanus) hebatus (DeLong, 1943) [SYNONYM SPECIES 306706:CPJ63 nidx=null parent=9KSM9]
 + Scaphytopius (Cloanthanus) hebatus (DeLong, 1943) [SYNONYM SPECIES 307232:8RDXN nidx=null parent=9KSM9]
Scaphytopius (Cloanthanus) hilaris
 - Scaphytopius (Cloanthanus) hilaris Linnavuori, 1959 [SYNONYM SPECIES 306706:CPJ65 nidx=null parent=9KSMC]
 + Scaphytopius (Cloanthanus) hilaris Linnavuori, 1959 [SYNONYM SPECIES 307232:8RDXQ nidx=null parent=9KSMC]
Scaphytopius (Cloanthanus) iadmon
 - Scaphytopius (Cloanthanus) iadmon Linnavuori, 1973 [SYNONYM SPECIES 306706:CGD75 nidx=null parent=9KSMF]
 + Scaphytopius (Cloanthanus) iadmon Linnavuori, 1973 [SYNONYM SPECIES 307232:8RDXS nidx=null parent=9KSMF]
Scaphytopius (Cloanthanus) latus
 - Scaphytopius (Cloanthanus) latus (Baker, 1900) [SYNONYM SPECIES 306706:8RDY2 nidx=null parent=9KSMV]
 + Scaphytopius (Cloanthanus) latus (Baker, 1900) [SYNONYM SPECIES 307232:CQQ67 nidx=null parent=9KSMV]
Scaphytopius (Cloanthanus) lineafrons
 - Scaphytopius (Cloanthanus) lineafrons (DeLong, 1943) [SYNONYM SPECIES 306706:CHGG4 nidx=null parent=9KSMZ]
 + Scaphytopius (Cloanthanus) lineafrons (DeLong, 1943) [SYNONYM SPECIES 307232:8RDY6 nidx=null parent=9KSMZ]
Scaphytopius (Cloanthanus) magdalensis
 - Scaphytopius (Cloanthanus) magdalensis (Provancher, 1889) [SYNONYM SPECIES 306706:8RDY8 nidx=null parent=9KSN9]
 + Scaphytopius (Cloanthanus) magdalensis (Provancher, 1889) [SYNONYM SPECIES 307232:CQQ69 nidx=null parent=9KSN9]
Scaphytopius (Cloanthanus) meridianus
 - Scaphytopius (Cloanthanus) meridianus Hepner, 1946 [SYNONYM SPECIES 306706:CPJ6C nidx=null parent=9KSNF]
 + Scaphytopius (Cloanthanus) meridianus Hepner, 1946 [SYNONYM SPECIES 307232:8RDYB nidx=null parent=9KSNF]
Scaphytopius (Cloanthanus) nanus
 - Scaphytopius (Cloanthanus) nanus (Van Duzee, 1907) [SYNONYM SPECIES 306706:8RDYD nidx=null parent=9KSNJ]
 + Scaphytopius (Cloanthanus) nanus (Van Duzee, 1907) [SYNONYM SPECIES 307232:CQQ6B nidx=null parent=9KSNJ]
Scaphytopius (Cloanthanus) nigrifrons
 - Scaphytopius (Cloanthanus) nigrifrons (DeLong, 1923) [SYNONYM SPECIES 306706:CMSK7 nidx=null parent=9KSNQ]
 + Scaphytopius (Cloanthanus) nigrifrons (DeLong, 1923) [SYNONYM SPECIES 307232:8RDYG nidx=null parent=9KSNQ]
Scaphytopius (Cloanthanus) nigrinotus
 - Scaphytopius (Cloanthanus) nigrinotus Caldwell, 1952 [SYNONYM SPECIES 306706:8RDYH nidx=null parent=9KSNR]
 + Scaphytopius (Cloanthanus) nigrinotus Caldwell, 1952 [SYNONYM SPECIES 307232:CQQ6F nidx=null parent=9KSNR]
Scaphytopius (Cloanthanus) oregonensis
 - Scaphytopius (Cloanthanus) oregonensis (Baker, 1900) [SYNONYM SPECIES 306706:8RDYL nidx=null parent=9KSP2]
 + Scaphytopius (Cloanthanus) oregonensis (Baker, 1900) [SYNONYM SPECIES 307232:CQQ6J nidx=null parent=9KSP2]
Scaphytopius (Cloanthanus) pallescens
 - Scaphytopius (Cloanthanus) pallescens Linnavuori & DeLong, 1979 [SYNONYM SPECIES 306706:8RDYN nidx=null parent=9KSP4]
 + Scaphytopius (Cloanthanus) pallescens Linnavuori & DeLong, 1979 [SYNONYM SPECIES 307232:CQQ6K nidx=null parent=9KSP4]
Scaphytopius (Cloanthanus) paraguayensis
 - Scaphytopius (Cloanthanus) paraguayensis Cheng, 1980 [SYNONYM SPECIES 306706:8RDYR nidx=null parent=9KSP7]
 + Scaphytopius (Cloanthanus) paraguayensis Cheng, 1980 [SYNONYM SPECIES 307232:CQQ6L nidx=null parent=9KSP7]
Scaphytopius (Cloanthanus) plummeri
 - Scaphytopius (Cloanthanus) plummeri (DeLong, 1943) [SYNONYM SPECIES 306706:CPJ6M nidx=null parent=9KSPH]
 + Scaphytopius (Cloanthanus) plummeri (DeLong, 1943) [SYNONYM SPECIES 307232:8RDYX nidx=null parent=9KSPH]
Scaphytopius (Cloanthanus) serratus
 - Scaphytopius (Cloanthanus) serratus (DeLong, 1943) [SYNONYM SPECIES 306706:8RDZ7 nidx=null parent=9KSPS]
 + Scaphytopius (Cloanthanus) serratus (DeLong, 1943) [SYNONYM SPECIES 307232:CQQ6N nidx=null parent=9KSPS]
Scaphytopius (Cloanthanus) vinculus
 - Scaphytopius (Cloanthanus) vinculus (DeLong, 1943) [SYNONYM SPECIES 306706:CGD7Q nidx=null parent=9KSQG]
 + Scaphytopius (Cloanthanus) vinculus (DeLong, 1943) [SYNONYM SPECIES 307232:8RDZP nidx=null parent=9KSQG]
Scaphytopius (Convelinus) anadamus
 - Scaphytopius (Convelinus) anadamus (DeLong, 1943) [SYNONYM SPECIES 306706:CPJ5G nidx=null parent=9KSJN]
 + Scaphytopius (Convelinus) anadamus (DeLong, 1943) [SYNONYM SPECIES 307232:CQQ5D nidx=null parent=9KSJN]
Scaphytopius (Convelinus) expansus
 - Scaphytopius (Convelinus) expansus Linnavuori & Heller, 1961 [SYNONYM SPECIES 306706:C5YKR nidx=null parent=9KSLM]
 + Scaphytopius (Convelinus) expansus Linnavuori & Heller, 1961 [SYNONYM SPECIES 307232:8RF28 nidx=null parent=9KSLM]
Scaphytopius (Convelinus) fulvostriatus
 - Scaphytopius (Convelinus) fulvostriatus Linnavuori, 1959 [SYNONYM SPECIES 306706:8RF2B nidx=null parent=9KSLX]
 + Scaphytopius (Convelinus) fulvostriatus Linnavuori, 1959 [SYNONYM SPECIES 307232:CQQ6R nidx=null parent=9KSLX]
Scaphytopius (Convelinus) fuscifrons compactus
 - Scaphytopius (Convelinus) fuscifrons compactus (Ball, 1916) [SYNONYM SUBSPECIES 306706:CPJ62 nidx=null parent=BQFG3]
 + Scaphytopius (Convelinus) fuscifrons compactus (Ball, 1916) [SYNONYM SUBSPECIES 307232:CQQ5Y nidx=null parent=BQFG3]
Scaphytopius (Convelinus) neloricatus
 - Scaphytopius (Convelinus) neloricatus Caldwell, 1952 [SYNONYM SPECIES 306706:8RF2J nidx=null parent=9KSNM]
 + Scaphytopius (Convelinus) neloricatus Caldwell, 1952 [SYNONYM SPECIES 307232:CQQ6S nidx=null parent=9KSNM]
Scaphytopius (Convelinus) nigricollis
 - Scaphytopius (Convelinus) nigricollis (Ball, 1916) [SYNONYM SPECIES 306706:CPJ6G nidx=null parent=9KSNN]
 + Scaphytopius (Convelinus) nigricollis (Ball, 1916) [SYNONYM SPECIES 307232:CQQ6D nidx=null parent=9KSNN]
Scaphytopius (Convelinus) schuezi
 - Scaphytopius (Convelinus) schuezi Linnavuori & Heller, 1961 [SYNONYM SPECIES 306706:CHGGJ nidx=null parent=9KSPP]
 + Scaphytopius (Convelinus) schuezi Linnavuori & Heller, 1961 [SYNONYM SPECIES 307232:8RF2Q nidx=null parent=9KSPP]
Scaphytopius (Tumeus) majestus
 - Scaphytopius (Tumeus) majestus (Ball, 1909) [SYNONYM SPECIES 306706:CPJ6T nidx=null parent=9QP2V]
 + Scaphytopius (Tumeus) majestus (Ball, 1909) [SYNONYM SPECIES 307232:CQQ6T nidx=null parent=9QP2V]
Scariidae
 - Scariidae Stål, 1870 [SYNONYM TRIBE 306706:8RGBW nidx=null parent=BY5ST]
 + Scariidae Amyot & Audinet-Serville, 1843 [SYNONYM TRIBE 307232:CQQ7M nidx=null parent=BY5YR]
Scarisides
 - Scarisides Stål, 1870 [SYNONYM TRIBE 306706:8JKFM nidx=null parent=BY5ST]
 + Scarisides Amyot & Audinet-Serville, 1843 [SYNONYM TRIBE 307232:CQQ8G nidx=null parent=BY5YR]
Scopolia lateralis
 - Scopolia lateralis Macquart, 1844 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JX98 nidx=null]
 + Scopolia lateralis Macquart, 1844 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3Z6M nidx=null]
Sekerana stolzi
 - Sekerana stolzi (Sekera, 1911) Strand, 1914 [SYNONYM SPECIES 306706:894XX nidx=null parent=8GP75]
 + Sekerana stolzi [SYNONYM SPECIES 307232:CQQF4 nidx=null parent=8GP75]
Setulia algira
 - Setulia algira Robineau-Desvoidy, 1863 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JX9S nidx=null]
 + Setulia algira Robineau-Desvoidy, 1863 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3Z7J nidx=null]
Sinopodisma spinocera
 - Sinopodisma spinocera [SYNONYM SPECIES 306706:8Q3XR nidx=null parent=4XLPD]
 + Sinopodisma spinocera Zheng & Liang, 1986 [SYNONYM SPECIES 307232:CQQD6 nidx=null parent=4XLPD]
Sinospirifer
 - †Sinospirifer Gatinaud, 1949 [ACCEPTED GENUS 306706:CF3VL nidx=null]
 + Sinospirifer Grabau, 1931 [ACCEPTED GENUS 307232:CQQDF nidx=null]
Sitobion (Sitobion)
 - Sitobion (Sitobion) Mordvilko, 1914 [ACCEPTED SUBGENUS 306706:CH6NP nidx=null]
 + Sitobion (Sitobion) Mordvilko, 1914 [ACCEPTED SUBGENUS 307232:CQFDT nidx=null]
Sphaerophoria (Sphaerophoria) nigricoxa
 - Sphaerophoria (Sphaerophoria) nigricoxa Zetterstedt, 1843 [ACCEPTED SPECIES 306706:CKV9K nidx=null]
 + Sphaerophoria (Sphaerophoria) nigricoxa Zetterstedt, 1843 [ACCEPTED SPECIES 307232:CQQD2 nidx=null]
Sphenarium purpurasceus
 - Sphenarium purpurasceus [SYNONYM SPECIES 306706:8Q3YC nidx=null parent=4YV4N]
 + Sphenarium purpurasceus Charpentier, 1845 [SYNONYM SPECIES 307232:CQQH9 nidx=null parent=4YV4N]
Spherillo nigroflavus
 - Spherillo nigroflavus Wahrberg, 1922 [SYNONYM SPECIES 306706:4YY9G nidx=null parent=328BQ]
 + Spherillo nigroflavus Wahrberg, 1922 [SYNONYM SPECIES 307232:4YY9F nidx=null parent=328BQ]
Sphyrotarsus hervibazini
 - Sphyrotarsus hervibazini (Parent, 1914) [SYNONYM SPECIES 306706:8F4C5 nidx=null parent=9HRYG]
 + Sphyrotarsus hervibazini (Parent, 1914) [SYNONYM SPECIES 307232:92X3Z nidx=null parent=9HRYG]
Spondylus gumanomocon
 - †Spondylus gumanomocon A. P. Brown & Pilsbry, 1913 [ACCEPTED SPECIES 306706:BRDSX nidx=null]
 + Spondylus gumanomocon A. P. Brown & Pilsbry, 1913 [ACCEPTED SPECIES 307232:BLLW9 nidx=null]
Spongia verrucosa
 - Spongia verrucosa sensu Montagu, 1814 [AMBIGUOUS_SYNONYM SPECIES 306706:6ZDK7 nidx=null parent=55KFS]
 + Spongia verrucosa Montagu, 1814 [AMBIGUOUS_SYNONYM SPECIES 307232:CQQCM nidx=null parent=55KFS]
Stenobothrus kirgizorum
 - Stenobothrus kirgizorum [SYNONYM SPECIES 306706:8Q43S nidx=null parent=4ZVYD]
 + Stenobothrus kirgizorum Ikonnikov, 1911 [ACCEPTED SPECIES 307232:CQQWD nidx=null]
Stephanophyllia (Letepsammia) formosissima
 - Stephanophyllia (Letepsammia) formosissima Moseley, 1876 [SYNONYM SPECIES 306706:CMXTK nidx=null parent=6PR9R]
 + Stephanophyllia (Letepsammia) formosissima Moseley, 1876 [SYNONYM SPECIES 307232:CQRJL nidx=null parent=6PR9R]
Suzukia (Pheosiopsis) luscinicola
 - Suzukia (Pheosiopsis) luscinicola Nakamura, 1973 [SYNONYM SPECIES 306706:98GBT nidx=null parent=946X6]
 + Suzukia (Pheosiopsis) luscinicola Nakamura, 1973 [SYNONYM SPECIES 307232:BRDV8 nidx=null parent=946X6]
Syllis (Typosyllis) variegata variegata
 - Syllis (Typosyllis) variegata variegata Cognetti, 1954 [SYNONYM SUBSPECIES 306706:CPM8K nidx=null parent=53MXK]
 + Syllis (Typosyllis) variegata variegata Cognetti, 1954 [SYNONYM SUBSPECIES 307232:CQRV4 nidx=null parent=53MXK]
Tabanus (Tabanus) laticinctus
 - Tabanus (Tabanus) laticinctus Schuurmans Stekhoven, 1926 [ACCEPTED SPECIES 306706:92X7Y nidx=null]
 + Tabanus (Tabanus) laticinctus Schuurmans Stekhoven, 1926 [ACCEPTED SPECIES 307232:8F923 nidx=null]
Tabanus (Tabanus) trichinopolis
 - Tabanus (Tabanus) trichinopolis Ricardo, 1914 [ACCEPTED SPECIES 306706:CPKGP nidx=null]
 + Tabanus (Tabanus) trichinopolis Ricardo, 1914 [ACCEPTED SPECIES 307232:CQQRW nidx=null]
Tachydromyia sericea
 - Tachydromyia sericea Macquart, 1823 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JXY3 nidx=null]
 + Tachydromyia sericea Macquart, 1823 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3ZLH nidx=null]
Talopena
 - Talopena Iredale, 1918 [SYNONYM GENUS 306706:BGS6B nidx=null parent=7P96N]
 + Talopena Iredale, 1918 [ACCEPTED GENUS 307232:CQRBP nidx=null]
Tantulonychiurus volinensis
 - Tantulonychiurus volinensis Babenko, 2003 [SYNONYM SPECIES 306706:CPLD4 nidx=null parent=4WPPF]
 + Tantulonychiurus volinensis Babenko, 2003 [SYNONYM SPECIES 307232:CQRFW nidx=null parent=4WPPF]
 + Tantulonychiurus volinensis Babenko & Fjellberg, 2006 [AMBIGUOUS_SYNONYM SPECIES 307232:CQRFX nidx=null parent=4WPPF]
Tanyderites admirandus
 - †Tanyderites admirandus Kalugina, 1985 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JXZ6 nidx=null]
 + Tanyderites admirandus Kalugina, 1985 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3ZMD nidx=null]
Tanytarsus longipes
 - Tanytarsus longipes Akhrorov, 1967 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JY44 nidx=null]
 + Tanytarsus longipes Akhrorov, 1967 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3ZMV nidx=null]
Tegula pfeifferi carpenteri
 - Tegula pfeifferi carpenteri (Dunker, 1882) [ACCEPTED SUBSPECIES 306706:B784B nidx=null]
 + Tegula pfeifferi carpenteri (Dunker, 1860) [ACCEPTED SUBSPECIES 307232:CQRSJ nidx=null]
Tellina (Arcopagia) crassa
 - Tellina (Arcopagia) crassa Pennant, 1777 [SYNONYM SPECIES 306706:CMZ2K nidx=null parent=68293]
 + Tellina (Arcopagia) crassa Pennant, 1777 [SYNONYM SPECIES 307232:CQRWV nidx=null parent=68293]
Tellina (Peronidia) bodegensis
 - Tellina (Peronidia) bodegensis Hinds, 1845 [SYNONYM SPECIES 306706:CPMDB nidx=null parent=3YWFY]
 + Tellina (Peronidia) bodegensis Hinds, 1845 [SYNONYM SPECIES 307232:CQRY3 nidx=null parent=3YWFY]
Tellina (Sinuosipagia) parisiensis
 - Tellina (Sinuosipagia) parisiensis A. E. Salisbury, 1934 [SYNONYM SPECIES 306706:CMZ3Y nidx=null parent=8Z8FQ]
 + Tellina (Sinuosipagia) parisiensis A. E. Salisbury, 1934 [SYNONYM SPECIES 307232:CQRY8 nidx=null parent=8Z8FQ]
Temnocephalidae
 - Temnocephalidae Van Steenkiste, Rivlin, Kahn, Wakeman & Leander, 2021 [ACCEPTED FAMILY 306706:8V4VJ nidx=null]
 - Temnocephalidae Monticelli, 1898 [SYNONYM FAMILY 306706:BDVFG nidx=null parent=8V4VJ]
 + Temnocephalidae Monticelli, 1899 [ACCEPTED FAMILY 307232:7NL92 nidx=null]
Tendipes allothrix
 - Tendipes allothrix Kieffer, 1912 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JY5G nidx=null]
 + Tendipes allothrix Kieffer, 1912 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3ZN8 nidx=null]
Tendipes armatifrons
 - Tendipes armatifrons Kieffer, 1913 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JY5L nidx=null]
 + Tendipes armatifrons Kieffer, 1913 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3ZN9 nidx=null]
Tendipes atrifurea
 - Tendipes atrifurea Kieffer, 1911 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JY5Q nidx=null]
 + Tendipes atrifurea Kieffer, 1911 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3ZNB nidx=null]
Tendipes brunetttii
 - Tendipes brunetttii Kieffer, 1913 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JY5V nidx=null]
 + Tendipes brunetttii Kieffer, 1913 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3ZNC nidx=null]
Tendipes inermifrons
 - Tendipes inermifrons Kieffer, 1916 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JY7D nidx=null]
 + Tendipes inermifrons Kieffer, 1916 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3ZNH nidx=null]
Tendipes sessilis
 - Tendipes sessilis Kieffer, 1911 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JY7Z nidx=null]
 + Tendipes sessilis Kieffer, 1911 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3ZNJ nidx=null]
Tenellia chaetopterana
 - Tenellia chaetopterana Ekimova, Deart & Schepetov, 2017 [SYNONYM SPECIES 306706:7TBTN nidx=null parent=7SP4S]
 + Tenellia chaetopterana Ekimova, Deart & Schepetov, 2017 [ACCEPTED SPECIES 307232:7BQVM nidx=null]
Tephritis macula
 - Tephritis macula Fabricius, 1805 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JY8S nidx=null]
 + Tephritis macula Fabricius, 1805 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3ZNM nidx=null]
Tetanorhynchus porpinquus
 - Tetanorhynchus porpinquus [SYNONYM SPECIES 306706:8Q4CR nidx=null parent=55K6H]
 + Tetanorhynchus porpinquus Brunner von Wattenwyl, 1890 [SYNONYM SPECIES 307232:CQQS3 nidx=null parent=55K6H]
Tetraneura (Tetraneura) chinensis
 - Tetraneura (Tetraneura) chinensis [SYNONYM SPECIES 306706:CC9RY nidx=null parent=CC9RZ]
 + Tetraneura (Tetraneura) chinensis Mordvilko [SYNONYM SPECIES 307232:CQQTX nidx=null parent=CQQTW]
Tetraneura (Tetraneurella) chinensis
 - Tetraneura (Tetraneurella) chinensis [ACCEPTED SPECIES 306706:CC9RZ nidx=null]
 + Tetraneura (Tetraneurella) chinensis Mordvilko [ACCEPTED SPECIES 307232:CQQTW nidx=null]
Tetraneura chinensis
 - Tetraneura chinensis [SYNONYM SPECIES 306706:C8JVG nidx=null parent=CC9RZ]
 + Tetraneura chinensis Mordvilko [SYNONYM SPECIES 307232:CQQTY nidx=null parent=CQQTW]
Tetraneura hirsuta
 - Tetraneura hirsuta [AMBIGUOUS_SYNONYM SPECIES 306706:8PKKC nidx=null parent=8PLS7]
 + Tetraneura hirsuta (Baker, 1921) [SYNONYM SPECIES 307232:55Q59 nidx=null parent=CPKP4]
Tetrastemma bobi
 - Tetrastemma bobi [SYNONYM SPECIES 306706:7BSKG nidx=null parent=55SJZ]
 + Tetrastemma bobi Corrêa, 1961 [SYNONYM SPECIES 307232:CQR2D nidx=null parent=55SJZ]
Tetrastemma nigrifrons var. aequicolor
 - Tetrastemma nigrifrons var. aequicolor [SYNONYM VARIETY 306706:BHSRF nidx=null parent=55SGW]
 + Tetrastemma nigrifrons var. aequicolor Chernyshev, 1998 [SYNONYM VARIETY 307232:CQR2N nidx=null parent=CQVGW]
Tetrastemma nigrifrons var. bicolor
 - Tetrastemma nigrifrons var. bicolor [SYNONYM VARIETY 306706:BHSRG nidx=null parent=55SGW]
 + Tetrastemma nigrifrons var. bicolor Coe, 1904 [SYNONYM VARIETY 307232:CQR2Q nidx=null parent=55SGW]
Tetrastemma nigrifrons var. bilineatum
 - Tetrastemma nigrifrons var. bilineatum [SYNONYM VARIETY 306706:BHSRH nidx=null parent=55SGW]
 + Tetrastemma nigrifrons var. bilineatum Iwata, 1954 [SYNONYM VARIETY 307232:CQR2R nidx=null parent=55SJ9]
Tetrastemma nigrifrons var. bilineatus
 - Tetrastemma nigrifrons var. bilineatus [SYNONYM VARIETY 306706:BHSRJ nidx=null parent=55SGW]
 + Tetrastemma nigrifrons var. bilineatus Iwata, 1954 [SYNONYM VARIETY 307232:CQR2S nidx=null parent=55SJ9]
Tetrastemma nigrifrons var. bimaculatum
 - Tetrastemma nigrifrons var. bimaculatum [SYNONYM VARIETY 306706:BHSRK nidx=null parent=55SGW]
 + Tetrastemma nigrifrons var. bimaculatum Chernyshev, 1998 [SYNONYM VARIETY 307232:CQR2T nidx=null parent=55SJ9]
Tetrastemma nigrifrons var. pallidum
 - Tetrastemma nigrifrons var. pallidum [SYNONYM VARIETY 306706:BHSRL nidx=null parent=55SGW]
 + Tetrastemma nigrifrons var. pallidum Coe, 1904 [SYNONYM VARIETY 307232:CQR2V nidx=null parent=55SGW]
Tettigonia hartii
 - Tettigonia hartii Ball, 1901 [SYNONYM SPECIES 306706:CKWHJ nidx=null parent=VCL5]
 + Tettigonia hartii Ball, 1901 [SYNONYM SPECIES 307232:CQR9V nidx=null parent=VCL5]
Thamnastraea rectilammelosa
 - Thamnastraea rectilammelosa Winkler, 1861 [SYNONYM SPECIES 306706:CPLHM nidx=null parent=8GN2J]
 + Thamnastraea rectilammelosa Winkler, 1861 [SYNONYM SPECIES 307232:CQRHK nidx=null parent=8GN2J]
Thamnotrizon femoralis
 - Thamnotrizon femoralis [SYNONYM SPECIES 306706:8Q4FN nidx=null parent=4GLSR]
 + Thamnotrizon femoralis (Fieber, 1853) [SYNONYM SPECIES 307232:CQRJQ nidx=null parent=4GLSR]
Theobaldius annulatus
 - Theobaldius annulatus (Troschel, 1847) [ACCEPTED SPECIES 306706:56BML nidx=null]
 + Theobaldius annulatus (L. Pfeiffer, 1852) [ACCEPTED SPECIES 307232:CQRPJ nidx=null]
Theobaldius annulatus annulatus
 - Theobaldius annulatus annulatus (Troschel, 1847) [ACCEPTED SUBSPECIES 306706:8SYHF nidx=null]
 + Theobaldius annulatus annulatus (L. Pfeiffer, 1852) [ACCEPTED SUBSPECIES 307232:CQRPK nidx=null]
Thereva nigella
 - Thereva nigella Wiedemann, 1828 [PROVISIONALLY_ACCEPTED SPECIES 306706:9V8H7 nidx=null]
 + Thereva nigella Wiedemann, 1828 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3ZPY nidx=null]
Thibron tectaus
 - Thibron tectaus [SYNONYM SPECIES 306706:9H38R nidx=null parent=7BWQM]
 + Thibron tectaus Günther, 1979 [SYNONYM SPECIES 307232:CQRVZ nidx=null parent=7BWQM]
Thracia hiatelloides
 - Thracia hiatelloides Brusina, 1886 [SYNONYM SPECIES 306706:56LBD nidx=null parent=C7F7K]
 + Thracia hiatelloides Brusina, 1866 [SYNONYM SPECIES 307232:CQS2Y nidx=null parent=C7F7K]
Thricops (Lasiops) rufisquamus
 - Thricops (Lasiops) rufisquamus (Schnabl, 1915) [ACCEPTED SPECIES 306706:8FFFR nidx=null]
 + Thricops (Lasiops) rufisquamus (Schnabl, 1915) [ACCEPTED SPECIES 307232:7BXVP nidx=null]
Tiaropsidium roseum
 - Tiaropsidium roseum (Maas, 1905) [ACCEPTED SPECIES 306706:7BZ76 nidx=null]
 + Tiaropsidium roseum (Agassiz & Mayer, 1899, sensu Maas, 1905) [ACCEPTED SPECIES 307232:CQS9N nidx=null]
Tiaropsis rosea
 - Tiaropsis rosea Maas, 1905 [SYNONYM SPECIES 306706:7BZ75 nidx=null parent=7BZ76]
 + Tiaropsis rosea Agassiz & Mayer, 1899 [SYNONYM SPECIES 307232:CQS9P nidx=null parent=CQS9N]
Tinaria obumbrata
 - Tinaria obumbrata [SYNONYM SPECIES 306706:BTGNQ nidx=null parent=6W8WK]
 + Tinaria obumbrata (Walker, 1875) [SYNONYM SPECIES 307232:56ZVQ nidx=null parent=6W8WK]
Tinaria vittifera
 - Tinaria vittifera [SYNONYM SPECIES 306706:BTGNR nidx=null parent=6W8WK]
 + Tinaria vittifera (Walker, 1875) [SYNONYM SPECIES 307232:7CB5V nidx=null parent=6W8WK]
Tinocallis ulmi-parvifoliae
 - Tinocallis ulmi-parvifoliae [AMBIGUOUS_SYNONYM SPECIES 306706:CPL8Y nidx=null parent=BWYT9]
 + Tinocallis ulmi-parvifoliae [AMBIGUOUS_SYNONYM SPECIES 307232:CQRC6 nidx=null parent=573DS]
 + Tinocallis ulmi-parvifoliae [AMBIGUOUS_SYNONYM SPECIES 307232:CQRC7 nidx=null parent=BWYT9]
Tipula florilega
 - Tipula florilega Linnaeus, 1758 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JYDH nidx=null]
 + Tipula florilega Linnaeus, 1758 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3ZTK nidx=null]
Tipula vibratrix
 - Tipula vibratrix Linnaeus, 1761 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JYHF nidx=null]
 + Tipula vibratrix Linnaeus, 1761 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3ZVP nidx=null]
Tomonotus carinatus
 - Tomonotus carinatus [SYNONYM SPECIES 306706:8PKSK nidx=null parent=6855Z]
 + Tomonotus carinatus (Scudder, 1869) [SYNONYM SPECIES 307232:57DHB nidx=null parent=6855Z]
Tragocephala obiona
 - Tragocephala obiona [SYNONYM SPECIES 306706:9GV2F nidx=null parent=5WWQP]
 + Tragocephala obiona (Thomas, 1871) [SYNONYM SPECIES 307232:7CMX4 nidx=null parent=5WWQP]
Trichocladius atriforceps
 - Trichocladius atriforceps Kieffer, 1924 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JYJG nidx=null]
 + Trichocladius atriforceps Kieffer, 1924 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3ZXZ nidx=null]
Trichocladius sahorensis
 - Trichocladius sahorensis Kieffer, 1926 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JYQG nidx=null]
 + Trichocladius sahorensis Kieffer, 1926 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3ZY3 nidx=null]
Trichocladius terricola
 - Trichocladius terricola Kieffer, 1919 [PROVISIONALLY_ACCEPTED SPECIES 306706:9JYQX nidx=null]
 + Trichocladius terricola Kieffer, 1919 [PROVISIONALLY_ACCEPTED SPECIES 307232:B3ZY4 nidx=null]
Trichopoda (Galactomyia) cilipes
 - Trichopoda (Galactomyia) cilipes Wiedemann, 1830 [ACCEPTED SPECIES 306706:BZFS8 nidx=null]
 + Trichopoda (Galactomyia) cilipes Wiedemann, 1830 [ACCEPTED SPECIES 307232:CQS4K nidx=null]
Trichopoda (Galactomyia) flavicornis
 - Trichopoda (Galactomyia) flavicornis Robineau-Desvoidy, 1830 [ACCEPTED SPECIES 306706:CHJ3F nidx=null]
 + Trichopoda (Galactomyia) flavicornis Robineau-Desvoidy, 1830 [ACCEPTED SPECIES 307232:CQS4L nidx=null]
Tripylus (Abatus) cavernosus
 - Tripylus (Abatus) cavernosus (Philippi, 1845) [SYNONYM SPECIES 306706:CPNPS nidx=null parent=8JK9]
 + Tripylus (Abatus) cavernosus (Philippi, 1845) [SYNONYM SPECIES 307232:CQSTG nidx=null parent=8JK9]
Trishoplita goodwinii var. suprazonata
 - Trishoplita goodwinii var. suprazonata Pilsbry, 1900 [SYNONYM VARIETY 306706:852NK nidx=null parent=7TF6D]
 + Trishoplita goodwinii var. suprazonata Pilsbry, 1900 [SYNONYM VARIETY 307232:7V9P9 nidx=null parent=7TF6D]
Triticites (Montiparus) rhombiformis
 - Triticites (Montiparus) rhombiformis Rozovskaya, 1950 [SYNONYM SPECIES 306706:CHJRT nidx=null parent=82YTL]
 + Triticites (Montiparus) rhombiformis Rozovskaya, 1950 [SYNONYM SPECIES 307232:CQSWR nidx=null parent=82YTL]
Trochus (Gibbula) nefas
 - Trochus (Gibbula) nefas V. P. Kolesnikov, 1931 [SYNONYM SPECIES 306706:CPNZ4 nidx=null parent=7T3GF]
 + Trochus (Gibbula) nefas V. P. Kolesnikov, 1931 [SYNONYM SPECIES 307232:CQT2S nidx=null parent=7T3GF]
Trophon (Boreotrophon) planispina
 - Trophon (Boreotrophon) planispina E. A. Smith, 1906 [SYNONYM SPECIES 306706:CKYQM nidx=null parent=39VD3]
 + Trophon (Boreotrophon) planispina E. A. Smith, 1906 [SYNONYM SPECIES 307232:CQT8F nidx=null parent=39VD3]
Truxaloides checkei
 - Truxaloides checkei [SYNONYM SPECIES 306706:8Q4MX nidx=null parent=7D8BG]
 + Truxaloides checkei Popov, 1985 [SYNONYM SPECIES 307232:CQTFC nidx=null parent=7D8BG]
Turbinella elegans
 - Turbinella elegans Dunker, 1844 [SYNONYM SPECIES 306706:59MRK nidx=null parent=5ZC3Z]
 + Turbinella elegans Küster, 1844 [SYNONYM SPECIES 307232:CQS89 nidx=null parent=5ZC3Z]
Turbonilla (Nisiturris) crystallina
 - Turbonilla (Nisiturris) crystallina Clessin, 1900 [SYNONYM SPECIES 306706:CN2N8 nidx=null parent=84XNN]
 + Turbonilla (Nisiturris) crystallina Clessin, 1900 [SYNONYM SPECIES 307232:CQSB3 nidx=null parent=84XNN]
Turbonilla rambhanensis
 - Turbonilla rambhanensis (Preston, 1914) [ACCEPTED SPECIES 306706:59P7V nidx=null]
 + Turbonilla rambhanensis [SYNONYM SPECIES 307232:CQSBT nidx=null parent=CQW9X]
Turris (Surcula) fusinella
 - Turris (Surcula) fusinella Dall, 1908 [SYNONYM SPECIES 306706:CN32F nidx=null parent=6K66W]
 + Turris (Surcula) fusinella Dall, 1908 [SYNONYM SPECIES 307232:CQSDX nidx=null parent=6K66W]
Turritella martini
 - †Turritella martini Wanner & Hahn, 1935 [ACCEPTED SPECIES 306706:BDF5T nidx=null]
 + Turritella martini Cossmann, 1913 [SYNONYM SPECIES 307232:CQSG9 nidx=null parent=CQSFV]
Typhlotanais (Typhlotanais) mananensis
 - Typhlotanais (Typhlotanais) mananensis Wallace, 1919 [SYNONYM SPECIES 306706:CJLP7 nidx=null parent=4DHCP]
 + Typhlotanais (Typhlotanais) mananensis Wallace, 1919 [SYNONYM SPECIES 307232:CQSPG nidx=null parent=4DHCP]
Urophora (Urophora) hispanica
 - Urophora (Urophora) hispanica Strobl, 1905 [ACCEPTED SPECIES 306706:8FQ4T nidx=null]
 + Urophora (Urophora) hispanica Strobl, 1905 [ACCEPTED SPECIES 307232:7DY4T nidx=null]
Usia (Micrusia) novakii
 - Usia (Micrusia) novakii Strobl, 1902 [ACCEPTED SPECIES 306706:8FL5F nidx=null]
 + Usia (Micrusia) novakii Strobl, 1902 [ACCEPTED SPECIES 307232:7F39B nidx=null]
Usia (Micrusia) pusilla
 - Usia (Micrusia) pusilla Meigen, 1820 [ACCEPTED SPECIES 306706:8FL5H nidx=null]
 + Usia (Micrusia) pusilla Meigen, 1820 [ACCEPTED SPECIES 307232:7F39K nidx=null]
Usia (Micrusia) versicolor
 - Usia (Micrusia) versicolor (Fabricius, 1787) [ACCEPTED SPECIES 306706:8FL5N nidx=null]
 + Usia (Micrusia) versicolor (Fabricius, 1787) [ACCEPTED SPECIES 307232:7F2Y4 nidx=null]
Usia (Usia) accola
 - Usia (Usia) accola Becker, 1906 [ACCEPTED SPECIES 306706:8FL5P nidx=null]
 + Usia (Usia) accola Becker, 1906 [ACCEPTED SPECIES 307232:7F2YT nidx=null]
Usia (Usia) aenea
 - Usia (Usia) aenea (Rossi, 1794) [ACCEPTED SPECIES 306706:8FL5Q nidx=null]
 + Usia (Usia) aenea (Rossi, 1794) [ACCEPTED SPECIES 307232:7F2Z5 nidx=null]
Usia (Usia) aeneoides
 - Usia (Usia) aeneoides Paramonov, 1950 [ACCEPTED SPECIES 306706:8FL5S nidx=null]
 + Usia (Usia) aeneoides Paramonov, 1950 [ACCEPTED SPECIES 307232:7F2YS nidx=null]
Usia (Usia) albifrons
 - Usia (Usia) albifrons (Gmelin, 1790) [ACCEPTED SPECIES 306706:8FL5T nidx=null]
 + Usia (Usia) albifrons (Gmelin, 1790) [ACCEPTED SPECIES 307232:7F2Z4 nidx=null]
Usia (Usia) angustifrons
 - Usia (Usia) angustifrons Becker, 1906 [ACCEPTED SPECIES 306706:8FL5V nidx=null]
 + Usia (Usia) angustifrons Becker, 1906 [ACCEPTED SPECIES 307232:7F2YR nidx=null]
Usia (Usia) atrata
 - Usia (Usia) atrata (Fabricius, 1798) [ACCEPTED SPECIES 306706:8FL5X nidx=null]
 + Usia (Usia) atrata (Fabricius, 1798) [ACCEPTED SPECIES 307232:7F2Z2 nidx=null]
Usia (Usia) calva
 - Usia (Usia) calva Loew, 1869 [ACCEPTED SPECIES 306706:8FL5Z nidx=null]
 + Usia (Usia) calva Loew, 1869 [ACCEPTED SPECIES 307232:7F38Z nidx=null]
Usia (Usia) carmelitensis
 - Usia (Usia) carmelitensis Becker, 1906 [ACCEPTED SPECIES 306706:8FL62 nidx=null]
 + Usia (Usia) carmelitensis Becker, 1906 [ACCEPTED SPECIES 307232:7F2WY nidx=null]
Usia (Usia) crinipes
 - Usia (Usia) crinipes Becker, 1906 [ACCEPTED SPECIES 306706:8FL63 nidx=null]
 + Usia (Usia) crinipes Becker, 1906 [ACCEPTED SPECIES 307232:7F2WX nidx=null]
Usia (Usia) engeli
 - Usia (Usia) engeli Paramonov, 1950 [ACCEPTED SPECIES 306706:8FL67 nidx=null]
 + Usia (Usia) engeli Paramonov, 1950 [ACCEPTED SPECIES 307232:7F2X8 nidx=null]
Usia (Usia) florea
 - Usia (Usia) florea (Fabricius, 1794) [ACCEPTED SPECIES 306706:8FL69 nidx=null]
 + Usia (Usia) florea (Fabricius, 1794) [ACCEPTED SPECIES 307232:7F398 nidx=null]
Usia (Usia) ignorata
 - Usia (Usia) ignorata Becker, 1906 [ACCEPTED SPECIES 306706:8FL6C nidx=null]
 + Usia (Usia) ignorata Becker, 1906 [ACCEPTED SPECIES 307232:7F396 nidx=null]
Usia (Usia) incognita
 - Usia (Usia) incognita Paramonov, 1950 [ACCEPTED SPECIES 306706:8FL6D nidx=null]
 + Usia (Usia) incognita Paramonov, 1950 [ACCEPTED SPECIES 307232:7F2WT nidx=null]
Usia (Usia) lata
 - Usia (Usia) lata Loew, 1846 [ACCEPTED SPECIES 306706:8FL6G nidx=null]
 + Usia (Usia) lata Loew, 1846 [ACCEPTED SPECIES 307232:7F38T nidx=null]
Usia (Usia) manca
 - Usia (Usia) manca Loew, 1846 [ACCEPTED SPECIES 306706:8FL6H nidx=null]
 + Usia (Usia) manca Loew, 1846 [ACCEPTED SPECIES 307232:7F2XD nidx=null]
Usia (Usia) notata
 - Usia (Usia) notata Loew, 1873 [ACCEPTED SPECIES 306706:8FL6L nidx=null]
 + Usia (Usia) notata Loew, 1873 [ACCEPTED SPECIES 307232:7F2XB nidx=null]
Usia (Usia) pallescens
 - Usia (Usia) pallescens Becker, 1906 [ACCEPTED SPECIES 306706:8FL6M nidx=null]
 + Usia (Usia) pallescens Becker, 1906 [ACCEPTED SPECIES 307232:7F2XL nidx=null]
Usia (Usia) similis
 - Usia (Usia) similis Paramonov, 1950 [ACCEPTED SPECIES 306706:8FL6Q nidx=null]
 + Usia (Usia) similis Paramonov, 1950 [ACCEPTED SPECIES 307232:7F2XG nidx=null]
Usia (Usia) syriaca
 - Usia (Usia) syriaca Paramonov, 1950 [ACCEPTED SPECIES 306706:8FL6R nidx=null]
 + Usia (Usia) syriaca Paramonov, 1950 [ACCEPTED SPECIES 307232:7F2XF nidx=null]
Usia (Usia) unicolor
 - Usia (Usia) unicolor Loew, 1873 [ACCEPTED SPECIES 306706:8FL6V nidx=null]
 + Usia (Usia) unicolor Loew, 1873 [ACCEPTED SPECIES 307232:7F39T nidx=null]
Usia (Usia) vestita
 - Usia (Usia) vestita Macquart, 1846 [ACCEPTED SPECIES 306706:8FL6X nidx=null]
 + Usia (Usia) vestita Macquart, 1846 [ACCEPTED SPECIES 307232:7F39S nidx=null]
Valvata (Cincinna) gradata
 - Valvata (Cincinna) gradata T. Fuchs, 1870 [SYNONYM SPECIES 306706:CN4FY nidx=null parent=3QNYD]
 + Valvata (Cincinna) gradata T. Fuchs, 1870 [SYNONYM SPECIES 307232:CQTDK nidx=null parent=3QNYD]
Valvata (Valvata) simplex bicincta
 - Valvata (Valvata) simplex bicincta T. Fuchs, 1870 [SYNONYM SUBSPECIES 306706:CPPHF nidx=null parent=44HW8]
 + Valvata (Valvata) simplex bicincta T. Fuchs, 1870 [SYNONYM SUBSPECIES 307232:CQTF6 nidx=null parent=44HW8]
Vampirovibrio chlorellavorus
 - Vampirovibrio chlorellavorus (ex Gromov & Mamkayeva, 1972) Gromov & Mamkayeva, 1980 [ACCEPTED SPECIES 306706:7FDSD nidx=null]
 + Vampirovibrio chlorellavorus (Gromov & Mamkaeva, 1972) ex Gromov & Mamkayeva, 1980 [ACCEPTED SPECIES 307232:CQTF7 nidx=null]
Venericardia (Pleuromeris) marshalli
 - Venericardia (Pleuromeris) marshalli Marwick, 1924 [SYNONYM SPECIES 306706:CPPJB nidx=null parent=4KBSM]
 + Venericardia (Pleuromeris) marshalli Marwick, 1924 [SYNONYM SPECIES 307232:CQTFW nidx=null parent=4KBSM]
Vexillum nitidum
 - †Vexillum nitidum (Schaffer, 1897) [ACCEPTED SPECIES 306706:7TLVB nidx=null]
 + Vexillum nitidum (Bellardi, 1887) [ACCEPTED SPECIES 307232:CQSVG nidx=null]
Vitrina (Semilimax) kotulae
 - Vitrina (Semilimax) kotulae (Westerlund, 1883) [SYNONYM SPECIES 306706:CPPJR nidx=null parent=3L69B]
 + Vitrina (Semilimax) kotulae (Westerlund, 1883) [SYNONYM SPECIES 307232:CQTG6 nidx=null parent=3L69B]
Weinmannia microphylla
 - Weinmannia microphylla Ruiz & Pav. ex López [ACCEPTED SPECIES 306706:CHJSC nidx=null]
 + Weinmannia microphylla Ruiz & Pav. [AMBIGUOUS_SYNONYM SPECIES 307232:CQTP8 nidx=null parent=5BWKJ]
 + Weinmannia microphylla Ruiz & Pav. ex López [ACCEPTED SPECIES 307232:CQTP9 nidx=null]
Zammara brevis
 - Zammara brevis (Thouvenot, 2007) non Distant, 1905 [SYNONYM SPECIES 306706:CPPBD nidx=null parent=BRFBJ]
 + Zammara brevis (Thouvenot, 2007) [SYNONYM SPECIES 307232:CQTBR nidx=null parent=BRFBJ]
Zygaena rosea
 - Zygaena rosea Rocci, 1916 [SYNONYM SPECIES 306706:99XRQ nidx=null parent=944MQ]
 + Zygaena rosea Rocci, 1914 [SYNONYM SPECIES 307232:CQTYF nidx=null parent=944GY]
 + Zygaena rosea Rocci, 1916 [SYNONYM SPECIES 307232:CQTYG nidx=null parent=944MQ]
Zygaena rubrior
 - Zygaena rubrior Reiss, 1941 [AMBIGUOUS_SYNONYM SPECIES 306706:CN587 nidx=null parent=94GCY]
 + Zygaena rubrior Reiss, 1941 [AMBIGUOUS_SYNONYM SPECIES 307232:CQTYP nidx=null parent=94GCY]
 + Zygaena rubrior Reiss, 1940 [AMBIGUOUS_SYNONYM SPECIES 307232:CQTYQ nidx=null parent=98VJD]
Zygonemertes maslowskyi
 - Zygonemertes maslowskyi [SYNONYM SPECIES 306706:5DBDX nidx=null parent=5DBDW]
 + Zygonemertes maslowskyi (Czerniavsky, 1880) [SYNONYM SPECIES 307232:CQTMW nidx=null parent=5DBDW]