taxonID	type	description	language	source
B07A87F9FFEBFFC0FED1FA9818FFAE3B.taxon	diagnosis	Diagnosis: Body cylindrical, tapering slightly posteriorly, without clear demarcation between prosome and urosome; body ornate with series of produced conical processes, each bearing unmodified sensilla apically. Cephalothorax with two to three pairs of lateral and two pairs of dorsal conical processes. Second pair of dorsal cephalothoracic processes branched. Thoracic somites bearing P 2 – P 5 each with paired dorsal conical processes; P 6 - bearing somite (genital half of double-somite in female) without produced processes. First abdominal somite (abdominal half of double-somite in female) and second abdominal somite with basally fused pair of divergent, conical processes. Remaining integumental sensilla modified, branched. Somatic hyaline frills weakly developed and smooth. Body somites, swimming legs, P 5 and furcal rami with conspicuous tube-pores. Anal operculum rounded with fine setules. Furcal rami elongate and divergent, with seven setae; setae I and II inserted in median third of ramus, seta III sub-distal; seta IV reduced, fused basally to seta V; seta V well developed, pinnate; seta VI reduced; seta VII inserted in median third of ramus, triarticulate at base. Sexual dimorphism in body size, degree of development of cephalothoracic posterodorsal processes and dorsal processes of P 2 – P 3 bearing somites, rostrum size, antennule, P 3 endopod, P 5, P 6, genital segmentation and abdominal ornamentation. Rostrum moderate in size, discernible in dorsal aspect; fused to cephalic shield; with paired bulbous membranous projections proximal to sensilla; with long distinctive midventral tube-pore subdistally. Antennule four-segmented in female, eightsegmented and subchirocer in male (with three segments distal to geniculation); aesthetasc arising from segments 3 and 4 in female, segments 5 and 8 in male; segment 2 (both sexes) with one subapical anterior seta arising from distinctive spinous projection. Antenna with allobasis showing partial suture along exopodal margin, abexopodal margin with two setae of which endopodal one reduced; exopod entirely absent; endopod with three lateral and six distal elements (two spines and three geniculate setae, longest one fused basally to tiny naked seta). Mandible with robust coxa bearing short pinnate dorsal seta; palp one-segmented, uniramous with two to four setae. Maxillule with one element on coxal endite; basis with three elements on proximal endite; exopod and endopod completely incorporated into basis, each represented by one seta. Maxillary syncoxa with two well-developed endites, each with one to two elements; allobasis drawn out into claw with three accessory elements; endopod minute with two setae. Maxilliped subchelate, slender; syncoxa without armature; endopod drawn out into long narrow, curved claw with one reduced accessory seta. P 1 – P 4. Intercoxal sclerites wide and narrow; praecoxae moderately developed; coxa small, quadrangular, bases extremely transversely elongate. P 1 exopod three-segmented; exp 3 with three to five geniculate setae; endopod absent, original position indicated by slightly membranous area. P 2 – P 4 exopods threesegmented; endopods absent (P 2), one to twosegmented (P 3 female and P 4 male); P 2 – P 4 exp 2 with or without inner seta. P 3 endopod male threesegmented; enp 2 elongate, dorsal surface produced distally into recurved apophysis; enp 3 with two apical setae. Armature formula (based on Echinopsyllus normani): Exopod 1 Exopod 2 Exopod 3 P 1 I: 0 I: 0 II: 2: 0 P 2 I; 0 I: 1 II: 2: 0 P 3 I: 0 I; 1 II: 2: 0 I: 0 I: 1 II: 2: 0 P 4 I: 0 I: 1 II: 2: 0 P 5 biramous in both sexes; basal setophore elongate; endopodal lobe of variable shape and ornamentation, with enp being fused or not to basis. Female genital field located dorsally; gonopores covered by common, unarmed genital operculum derived from medially fused P 6, with one seta on either side. Male P 6 asymmetrical; without armature; functional member represented by small membranous flap. Type species: Echinopsyllus normani Sars, 1909. Locus typicus: Korshaven, Norway (Conroy-Dalton, 2003 a). Additional species: Echinopsyllus brasiliensis sp. nov .., Echinopsyllus nogueirae sp. nov., Echinopsyllus grohmannae sp. nov.	en	Wandeness, Adriane P., George, Kai H., Santos, Paulo J. P. (2009): First record of the taxon Echinopsyllus (Copepoda, Harpacticoida, Ancorabolidae) from the deep sea of Campos Basin, Brazil, with the description of three new species and their contribution to phylogenetic analysis. Zoological Journal of the Linnean Society 156 (1): 52-78, DOI: 10.1111/j.1096-3642.2008.00479.x, URL: https://academic.oup.com/zoolinnean/article-lookup/doi/10.1111/j.1096-3642.2008.00479.x
B07A87F9FFEAFFC0FF33FC631AF1AA21.taxon	materials_examined	Type locality: Station 49 K, 22 ° 04 ′ 33.9 ″ S 39 ° 52 ′ 04.9 ″ W, depth 750 m, layer 0 – 2 cm, 9.4 ° C, 34.6 psu, Campos Basin (Rio de Janeiro, Brazil) in silt-clay sediments. Type material: one male (holotype), dissected on 15 slides, MZUSP collection no. 18827. Etymology: The specific name refers to the country where the species was collected. Description: Male: Habitus (Fig. 2 A) long and slender, without clear demarcation between prosome and urosome. Body length measured from tip of R to posterior margin of FR approximately 720 Mm. Integument moderately chitinized and ornate, with series of conical processes bearing unmodified sensilla arrowed in Figure 2 A. All remaining sensilla on body somites branched. Cephalothorax (Fig. 2 A) with two pairs of lateral and two pairs of dorsal processes. All processes apically with sensilla, each lateral process with one long tube-pore subdistally. Dorsal processes backwardly directed and armed with long spinules. Second pair of dorsal processes longer than first pair, each process protruded at its base and bearing additional sensilla proximally. Rostrum (Fig. 2 A) small, rectangular, fused to cphth, with very long tube-pore at its tip, two sensilla, and with membranous bulbs laterally. Body somites bearing P 3 – P 5 dorsally with tube-pores. All somites except for free abdominal somites third and fourth bearing dorsal cuticular processes, accompanied by sensilla apically. First and second abdominal somites dorsally with basally fused pair of divergent processes. Telson (Fig. 3 A) smaller Endopod 1 Endopod 2 Endopod 3 – – – – – – 0 Apophysis 2 (male) 0 2 (female) 1 – – than preceding body somites, broader than long, anal operculum with small teeth. FR (Fig. 3 A) long and slender, about 11 times as long as broad, with seven setae: I and II of nearly same length, inserted close together in the middle of FR. III as long as I and II, inserted in distal quarter of FR. IV, V and VI inserted distally; seta V longest, seta IV much smaller, VI shorter than IV. Seta VII articulated at its base, inserted dorsally in the middle of FR, close to setae I and II. A 1 (Fig. 4 A and A′) eight-segmented, subchirocer. First segment longest, with several long spinules, and with one bipinnate distal seta. Second segment smaller than first one, with six bare setae and several long spinules posteriorly. Third segment much smaller than preceding segments, with five bare setae. Fourth segment smallest, with two bare setae. Fifth segment slightly swollen, covered with long hairy spinules, and bearing seven very small spiniform setae, one longer seta proximally, three long setae distally, and one seta plus one aes arising subterminally from long protrusion. Sixth segment slender, with three modified spines, arrowed in Figure 4 A′, on its dorsal margin. Seventh segment small, with one bare seta; eighth segment enlarged, distally acute, with eight bare setae and one aes fused with one additional seta. Setal formula: I- 1; II- 6; III- 5; IV- 2; V- 12 + aes; VI- 3; VII- 1; VIII- 9 + aes. A 2 (Fig. 4 B) with allobasis covered with spinules, with two abexopodal setae (the distal one bare and smaller than the first, bipinnate seta). Without exp. Enp with several spinules, medially with two (one unipinnate and one bare) spines and one bare seta smaller than preceding spines. Terminally with six setae, three of which long, dentate, and geniculate, two unipinnate setae, and one small bare seta. Subterminally on anterior margin there is a strong cuticular dentate frill. Md (Fig. 2 B and B′) gnathobase badly damaged. Mandibular palp one-segmented, long and slender, covered with spinules, with two apical setae. Mxl (Fig. 2 C) praecoxal arthrite apically with seven strong spines, subapically with two surface setae. Additionally with surface row of long spinules. Coxa with one single bare seta. Basis, enp, and exp fused, bearing four setae. Mx (Fig. 2 D) badly damaged, proximal endite with one seta.	en	Wandeness, Adriane P., George, Kai H., Santos, Paulo J. P. (2009): First record of the taxon Echinopsyllus (Copepoda, Harpacticoida, Ancorabolidae) from the deep sea of Campos Basin, Brazil, with the description of three new species and their contribution to phylogenetic analysis. Zoological Journal of the Linnean Society 156 (1): 52-78, DOI: 10.1111/j.1096-3642.2008.00479.x, URL: https://academic.oup.com/zoolinnean/article-lookup/doi/10.1111/j.1096-3642.2008.00479.x
B07A87F9FFEEFFC8FF04F9B31822A890.taxon	materials_examined	Type locality: Station 75 P, 22 ° 31 ′ 28.3 ″ S 40 ° 03 ′ 50.4 ″ W, depth 1050 m, layer 0 – 2 cm, 4 ° C, 34.3 psu, Campos Basin (Rio de Janeiro, Brazil) in silt-clay sediments. Type material: one female (holotype), dissected on 12 slides, MZUSP collection no. 18828. Etymology: the species is dedicated in fond appreciation of the late Professor Catarina R. Nogueira, who introduced the first author to the taxonomic study of copepods. Description: Female. Habitus (Fig. 7 A) body length measured from tip of R to posterior margin of FR of approximately 673 Mm. Pattern of body processes and sensilla as in E. brasiliensis sp. nov. Telson (Fig. 10 A) smaller than preceding body somites, broader than long, anal operculum with small teeth. FR (Fig. 10 A) long and slender, about 11 times as long as broad, with seven setae. Setae I and II of different length, seta I smaller and bare, seta II bipinnate, close to proximal quarter of FR. Seta III bare, inserted in distal quarter of FR. Setae IV, V, and VI inserting distally. Setae IV and V lost during processing, seta VI bare. Seta VII articuled at its base, inserted dorsally in the middle of FR. A 1 (Fig. 8 A) four-segmented. Segments 1, 3, and 4 elongate. First segment with several long spinules, with one bipinnate seta. Second segment shortest, with five setae. Third segment with seven setae and apical acrothek consisting of aesthetasc and one bare seta. Fourth segment with nine bare setae (one broken) and apical acrothek enclosing two setae and aes. Setal formula: I- 1; II- 5; III- 8 + aes; IV- 11 + aes. A 2 (Fig. 9 A). Allobasis ornamented with spinules with two abexopodal setae (distal one bare and smaller than the proximal, pinnate seta), without exp. Enp with several spinules, medially with two (one unipinnate and one bare) spines and one bare seta smaller than preceding spines. Apically with six setae, four of which geniculate and one small bare seta. Md (Fig. 7 B). Mandibular palp one-segmented, long and slender; covered with spinules, with one inner and three apical setae. Mxl (Fig. 7 D). Praecoxal arthrite with two surface setae subapically and seven distal spines. Coxa with one single bare seta. Basis, enp, and exp fused, bearing three setae (two bare and one unipinnate). Mx (Fig. 7 C). Syncoxa with spinule patches. With two coxal endites; proximal endite with one bipinnate spine and second endite with one bipinnate spine and one bare seta. Allobasal endite with one fused spine and an accessory armature consisting of three bare setae, one apically bifid spine, and one spine. Enp represented by two bare setae. Mxp (Fig. 8 B) Subchelate and slender. Syncoxa with spinule patches. Enp with curved claw bearing one accessory seta. P 1 (Fig. 10 B) with three-segmented exp, without enp. Basis transversely prolonged, with bare inner and outer bipinnate seta. Exps 1 and 2 with outer bipinnate spine, exp 3 with one bipinnate spine and one geniculate seta on outer margin and two geniculate setae on distal margin. P 2 as in E. brasiliensis sp. nov. P 3 – P 4 (Fig. 11 A, B) with transversely prolonged bases ornamented with long spinules and one tube-pore on their dorsal margins. Exps three-segmented, exp 2 without inner seta. P 3 with one-segmented enp armed with one small and one long bipinnate seta. Enp P 4 one-segmented, with one bipinnate seta. Armature formula as follows: Exopod 1 Exopod 2 Exopod 3 Endopod 1 Endopod 2 Endopod 3 P 2 I; 0 I; 0 II; 2; 0 – – – P 3 I; 0 I; 0 II; 2; 0 2 – – P 4 I; 0 I; 0 II; 2; 0 1 – – P 5 (Fig. 9 B). Baseoendopodal lobe represented by one small bare seta; with tube-pore at base of setophore. Exp distinct, with four bare setae. GF (Fig. 9 B) gonopores covered by P 6 with one bare seta. Male unknown.	en	Wandeness, Adriane P., George, Kai H., Santos, Paulo J. P. (2009): First record of the taxon Echinopsyllus (Copepoda, Harpacticoida, Ancorabolidae) from the deep sea of Campos Basin, Brazil, with the description of three new species and their contribution to phylogenetic analysis. Zoological Journal of the Linnean Society 156 (1): 52-78, DOI: 10.1111/j.1096-3642.2008.00479.x, URL: https://academic.oup.com/zoolinnean/article-lookup/doi/10.1111/j.1096-3642.2008.00479.x
B07A87F9FFE2FFCCFF36F9EF1C03ACF7.taxon	materials_examined	Type locality: Station 75 F, 22 ° 31 ′ 28.3 ″ S 40 ° 03 ′ 50.4 ″ W, depth 1050 m, layer 0 – 2 cm, 4 ° C, 34.3 psu, Campos Basin (Rio de Janeiro, Brazil) in silt-clay sediments. Type material: two females, dissected on 14 slides, MZUSP collection no. 18829. Etymology: the species name is given in grateful dedication to Dr. Priscila A. Grohmann (Universidade Federal do Rio de Janeiro, Brazil), in recognition of her contribution to the scientific formation of the first author. Description: Female: Habitus (Fig. 12 A) body length measured from tip of R to posterior margin of FR of approximately 670 Mm. Pattern of body processes and sensilla as in E. brasiliensis sp. nov. Telson (Fig. 12 A) smaller than preceding body somites, broader than long, anal operculum with small teeth. FR (Fig. 13 A) long and slender, about 11 times as long as broad, with seven setae: I and II bipinnate of nearly same length, inserted close together in the middle of FR. Seta III bipinnate as long as I and II, inserted in distal quarter of FR. Setae IV, V, and VI inserted distally; seta V longest, seta IV much smaller, seta VI shorter than seta IV. Seta VII inserted dorsally in the middle of FR, close to setae I and II. A 1 (Fig. 14 A) four-segmented. Segments 1, 3, and 4 elongate. First segment with several long spinules and distally with one seta. Second segment shortest, with five setae. Third segment with seven setae and apical acrothek consisting of aesthetasc and one bare seta. Fourth segment with nine setae and apical acrothek consisting of two setae and aes. Setal formula: I- 1; II- 5; III- 8 + aes; IV- 11 + aes. A 2 (Fig. 14 B) with allobasis ornamented with spinules, with two abexopodal setae (distal one bare, arrowed in Fig. 14 B, and smaller than the proximal, pinnate seta), without exp. Enp with several spinules, medially with two (one unipinnate and one bare) spines and one bare seta smaller than preceding spines. Terminally with six setae, three of which geniculate, two unipinnate, and one small bare seta. Md (Fig. 13 B and B′). Mandibular palp onesegmented, long and slender; covered with spinules, with two bare terminal setae. Mxl (Fig. 12 B). Praecoxal arthrite with two surface setae subapically and seven distal spines. Coxa with one single pinnate seta. Basis, enp, and exp fused, bearing four setae (three bare and one unipinnate). Mx (Fig. 13 C). Syncoxa with spinular patches, with two coxal endites; proximal endite with one bipinnate, apically bifid spine, and distal endite with one bipinnate, apically bifid spine and one bare seta. Allobasal endite with one fused spine and an accessory armature consisting of two bare setae, one apically bifid spine, and one spine. Enp with two bare setae. Mxp (Fig. 12 C). Subchelate and slender. Syncoxa with spinule patches. Enp with curved claw bearing one accessory seta. P 1 (Fig. 15 A) with three-segmented exp, without enp. Basis transversely prolonged, with bare inner and outer bipinnate seta. Exps 1 and 2 with outer Exopod 1 Exopod 2 Exopod 3 P 2 I; 0 I; 0 II; 2; 0 P 3 I; 0 I; 0 II; 2; 0 P 4 I; 0 I; 0 II; 2; 0 bipinnate spine, exp 3 with two outer and two apical geniculate setae. P 2 as in E. brasiliensis sp. nov. P 3 – P 4 (Figs 15 B, B′ and 16 A, A′) with transversely prolonged bases, with long spinules on their dorsal margins. Exp three-segmented, exp 2 without inner seta. P 3 with one-segmented enp, with two small bare setae. Enp P 4 one-segmented, with one small bare seta and one longer bipinnate seta. Armature formula as follows: Endopod 1 Endopod 2 Endopod 3 – – – 2 – – 2 – – P 5 (Fig. 16 B) baseoendopod bearing two small bare setae accompanied by one tube-pore. Setophore long, articulated. One additional very long tube-pore present on the outer margin near the setophore. Exp distinct, with four setae and one long tubepore. GF (Fig. 16 C) gonopores covered by fused P 6 bearing one pair of bare setae. Male unknown. With the addition of three new species to the genus Echinopsyllus, a key to the species is presented. 1. Cephalothorax with pair of anterolateral conical processes; P 2 – P 4 exp 2 with inner seta ... E. normani Sars, 1909 Cephalothorax without pair of anterolateral conical processes; P 2 exp 2 without inner seta ............................. 2 2. P 4 enp two-segmented ........................................................................................ E. brasiliensis sp. nov. P 4 enp one-segmented ........................................................................................................................ 3 3. P 4 enp with one unipinnate seta; P 5 benp minute and distinct, with one small bare seta, exp with four bare setae ......................................................................................................................... E. nogueirae sp. nov. P 4 enp with two setae; P 5 baseoendopodal lobe elongate with two small bare setae and one tube-pore, exp with four bare setae and one tube-pore .............................................................................. E. grohmannae sp. nov.	en	Wandeness, Adriane P., George, Kai H., Santos, Paulo J. P. (2009): First record of the taxon Echinopsyllus (Copepoda, Harpacticoida, Ancorabolidae) from the deep sea of Campos Basin, Brazil, with the description of three new species and their contribution to phylogenetic analysis. Zoological Journal of the Linnean Society 156 (1): 52-78, DOI: 10.1111/j.1096-3642.2008.00479.x, URL: https://academic.oup.com/zoolinnean/article-lookup/doi/10.1111/j.1096-3642.2008.00479.x
