taxonID	type	description	language	source
025CD000880A9C68FC7F44CAFC2EFD3E.taxon	materials_examined	Examined material: Rio de Janeiro state, Ilha Grande Bay, Angra dos Reis Municipality: Machado Beach: 23 ° 00 ′ 11.21 ″ S, 44 ° 15 ′ 24.82 ″ W, intertidal, MNRJP- 002777 (1 specimen). Cataguases Island: 23 ° 01 ′ 28.57 ″ S, 44 ° 17 ′ 06.52 ″ W, intertidal, MNRJP- 002774, MNRJP- 002775, MNRJP- 002776 (10 specimens, including holotype). Holotype: MNRJP- 002774 – Cataguases Island, preserved entire, with tube, 16 May 2019, under rocks. Paratypes: MNRJP- 002775, MNRJP- 002776, MNRJP- 002777, 10 specimens.	en	Brandão, Ivison Cordeiro, Brasil, Ana Claudia dos Santos (2020): On a new species of Spirobranchus Blainville, 1818 (Annelida: Serpulidae) and considerations on the genus along the Brazilian coast. Papéis Avulsos de Zoologia 60: 1-17, DOI: 10.11606/1807-0205/2020.60.51
025CD000880A9C68FC7F44CAFC2EFD3E.taxon	diagnosis	Diagnosis: Tubes solitary with one longitudinal pointed keel and transverse ridges. Operculum and calcareous endplate funnel-shaped, without thorns or spines. Paired reddish ocellar clusters along aboral face of radioles. Collar chaetae absent. Tonguelets bilobed, one lobe bearing finger-like processes.	en	Brandão, Ivison Cordeiro, Brasil, Ana Claudia dos Santos (2020): On a new species of Spirobranchus Blainville, 1818 (Annelida: Serpulidae) and considerations on the genus along the Brazilian coast. Papéis Avulsos de Zoologia 60: 1-17, DOI: 10.11606/1807-0205/2020.60.51
025CD000880A9C68FC7F44CAFC2EFD3E.taxon	etymology	Etymology: The specific epithet is a tribute to Professor Liriane Monte Freitas, from the Universidade Federal de Alagoas (Federal University of Alagoas), responsible for the formation of numerous biologists, including the first author.	en	Brandão, Ivison Cordeiro, Brasil, Ana Claudia dos Santos (2020): On a new species of Spirobranchus Blainville, 1818 (Annelida: Serpulidae) and considerations on the genus along the Brazilian coast. Papéis Avulsos de Zoologia 60: 1-17, DOI: 10.11606/1807-0205/2020.60.51
025CD000880A9C6CFE92434AFAC9FD3E.taxon	diagnosis	Diagnosis (expanded from ten Hove & Kupriyanova, 2009): Tube circular to triangular in cross section, one to five longitudinal keels present, the dorsalmost possibly forming a pointed or flat anterior projection; alveoli and / or transverse ridges possibly present. Radioles arranged in spirals (1 to 8 whorls) in larger species and semicircles in smaller species. Inter-radiolar membrane present. Radiolar photoreceptors absent or various types: simple ocelli, paired or individual ocellar clusters, depending on the taxon. Mouth palps present. Peduncle generally broader than radioles, triangular in cross-section, with distal wing-like projections; constriction between peduncle and opercular ampulla may be present; peduncle inserted left to midline of prostomium. Operculum composed of a basal ampulla as inverted or flattened cone; calcareous reinforcement forming a flattened endplate, thorns may be present. Simple ocelli possibly present in the basal ampulla. Thorax formed by collar and six posterior segments. Collar tri-lobate, chaetigerous or, possibly, achaetous. Tonguelets present between the dorso-lateral lobes and the mid-ventral lobe. Thoracic membrane continuous with dorso-lateral lobes extending throughout the thorax and forming ventral apron over anterior abdominal region. Spirobranchus collar chaetae and / or limbates. Limbate thoracic notochaeta; Saw-shaped thoracic uncini (rasp-shaped in some taxa), anterior main peg bent downwards, gouged. Thoracic tori ending ventrally apart in anterior region and closer in posterior region, forming a ventral thoracic triangular depression. Abdominal uncini similar to thoracic ones. True trumpet-shaped abdominal neurochaetae, distally bent, with 2 distal rows of denticles and a pointed lateral process. Progressively longer neurochaetae along abdomen. Ventral glandular shields present.	en	Brandão, Ivison Cordeiro, Brasil, Ana Claudia dos Santos (2020): On a new species of Spirobranchus Blainville, 1818 (Annelida: Serpulidae) and considerations on the genus along the Brazilian coast. Papéis Avulsos de Zoologia 60: 1-17, DOI: 10.11606/1807-0205/2020.60.51
025CD000880E9C66FC2744CAFA1CFD7E.taxon	materials_examined	Examined material: 29 specimens. Brazil: Alagoas state, Marechal Deodoro Municipality: Frances sandstone reef: 09 ° 46 ′ 16.02 ″ S, 35 ° 50 ′ 18.57 ″ W, MNRJP- 002778 (4 specimens). Saco da Pedra sandstone reef: 09 ° 44 ′ 38.20 ″ S, 35 ° 49 ′ 08.71 ″ W, MNRJP- 002779 (16 specimens). Bahia state: Abrolhos Archipelago, Siriba Island: 17 ° 58 ′ 07 ″ S, 38 ° 42 ′ 46 ″ W, 3 m, IBUFRJ 0007 (7 specimens). Revizee / score-Central Project 17 ° 02 ′ 31.20 ″ S, 37 ° 36 ′ 28.79 ″ W, 50 m, IBUFRJ 3140 (4 specimens). Espírito Santo state: Revizee / score-Central Project 20 ° 09 ′ 03.59 ″ S, 37 ° 28 ′ 47.99 ″ W, IBUFRJ 3139 (2 specimens). Panama: 34 specimens. Caribbean Sea, San Blás Archipelago: 09 ° 34 ′ 37.2 ″ N, 78 ° 53 ′ 06 ″ W, 50 m, IBUFRJ 4092 (15 specimens). 09 ° 34 ′ 37.20 ″ N, 78 ° 53 ′ 60 ″ W, 50 m, IBUFRJ 4093 (10 specimens). 09 ° 34 ′ 37.20 ″ N, 78 ° 53 ′ 60 ″ W, 50 m, IBUFRJ 4094 (9 specimens).	en	Brandão, Ivison Cordeiro, Brasil, Ana Claudia dos Santos (2020): On a new species of Spirobranchus Blainville, 1818 (Annelida: Serpulidae) and considerations on the genus along the Brazilian coast. Papéis Avulsos de Zoologia 60: 1-17, DOI: 10.11606/1807-0205/2020.60.51
025CD000880E9C66FC2744CAFA1CFD7E.taxon	diagnosis	Diagnosis (modified from Jones, 1962): Operculum possessing two dorsal thorns with prominent spines; mid-ventral thorn often present, smaller, dichotomously branching distally. Radiolar crown arranged in spirals of up to 8 whorls.	en	Brandão, Ivison Cordeiro, Brasil, Ana Claudia dos Santos (2020): On a new species of Spirobranchus Blainville, 1818 (Annelida: Serpulidae) and considerations on the genus along the Brazilian coast. Papéis Avulsos de Zoologia 60: 1-17, DOI: 10.11606/1807-0205/2020.60.51
025CD000880E9C66FC2744CAFA1CFD7E.taxon	materials_examined	Type-locality: Curaçao, Caribbean Sea (Atlantic Ocean).	en	Brandão, Ivison Cordeiro, Brasil, Ana Claudia dos Santos (2020): On a new species of Spirobranchus Blainville, 1818 (Annelida: Serpulidae) and considerations on the genus along the Brazilian coast. Papéis Avulsos de Zoologia 60: 1-17, DOI: 10.11606/1807-0205/2020.60.51
025CD000880E9C66FC2744CAFA1CFD7E.taxon	biology_ecology	Habitat: Intertidal: associated to scleractinian corals (Cnidaria: Anthozoa: Scleractinia) and Milleporidae hidrocorals (Cnidaria: Hydrozoa); rarely found without coral association (Skinner et al., 2012).	en	Brandão, Ivison Cordeiro, Brasil, Ana Claudia dos Santos (2020): On a new species of Spirobranchus Blainville, 1818 (Annelida: Serpulidae) and considerations on the genus along the Brazilian coast. Papéis Avulsos de Zoologia 60: 1-17, DOI: 10.11606/1807-0205/2020.60.51
025CD00088009C64FC50450AFA59FEDE.taxon	materials_examined	Examined material: 67 specimens. Alagoas state, Maceió Municipality: Garça Torta reef: 09 ° 34 ′ 55.72 ″ S, 35 ° 39 ′ 22.56 ″ W, MNRJP- 002780 (6 specimens). Ipioca Reef: 09 ° 30 ′ 54.08 ″ S, 35 ° 35 ′ 11.64 ″ W, MNRJP- 002781 (1 specimen). Marechal Deodoro Municipality: Frances sandstone reef: 09 ° 46 ′ 16.02 ″ S, 35 ° 50 ′ 18.57 ″ W, MNRJP- 002782 (11 specimens). Rio de Janeiro state, Armação dos Búzios Municipality: Geribá Beach: 22 ° 46 ′ 50.62 ″ S, 41 ° 54 ′ 14.59 ″ W, MNRJP- 002783 (8 specimens). Santa Catarina state, Florianopolis Municipality: Daniela Beach: 27 ° 26 ′ 32.23 ″ S, 48 ° 31 ′ 24.37 ″ W, MNRJP- 002785 (32 specimens). Armação Beach: 27 ° 45 ′ 00.45 ″ S, 48 ° 30 ′ 01.91 ″ W, MNRJP- 002786 (5 specimens). Pantano do Sul: 27 ° 47 ′ 01.06 ″ S, 48 ° 30 ′ 24.69 ″ W, MNRJP- 002784 (4 specimens).	en	Brandão, Ivison Cordeiro, Brasil, Ana Claudia dos Santos (2020): On a new species of Spirobranchus Blainville, 1818 (Annelida: Serpulidae) and considerations on the genus along the Brazilian coast. Papéis Avulsos de Zoologia 60: 1-17, DOI: 10.11606/1807-0205/2020.60.51
025CD00088009C64FC50450AFA59FEDE.taxon	diagnosis	Diagnosis (after Bastida-Zavala et al., 2017): Tube white, with three longitudinal keels and rows of alveoli between keels; without peristomes. Opercular peduncle with thin distal wings, white. Operculum conical, with calcareous distal plate, with rounded tip. First notopodium with 2 - 3 limbate collar chaetae, but sometimes lacking collar chaetae altogether, with glandular spot in position of collar chaetae.	en	Brandão, Ivison Cordeiro, Brasil, Ana Claudia dos Santos (2020): On a new species of Spirobranchus Blainville, 1818 (Annelida: Serpulidae) and considerations on the genus along the Brazilian coast. Papéis Avulsos de Zoologia 60: 1-17, DOI: 10.11606/1807-0205/2020.60.51
025CD00088009C64FC50450AFA59FEDE.taxon	biology_ecology	Habitat: Intertidal: on rocky shores, beneath rocks.	en	Brandão, Ivison Cordeiro, Brasil, Ana Claudia dos Santos (2020): On a new species of Spirobranchus Blainville, 1818 (Annelida: Serpulidae) and considerations on the genus along the Brazilian coast. Papéis Avulsos de Zoologia 60: 1-17, DOI: 10.11606/1807-0205/2020.60.51
025CD00088029C63FC3947AAFC41F8BE.taxon	materials_examined	Examined material: 28 specimens. Rio de Janeiro state, Ilha Grande Bay, Angra dos Reis Municipality: Cataguases Island: 23 ° 01 ′ 28.57 ″ S, 44 ° 17 ′ 06.52 ″ W, intertidal, MNRJP- 002787 (2 specimens). Paraty Municipality: Catimbau Island: 23 ° 11 ′ 42.41 ″ S, 44 ° 37 ′ 33.19 ″ W, UERJ 6284 (1 specimen). Mangaratiba Municipality: Ibicuí Beach: 22 ° 57 ′ 45.30 ″ S, 44 ° 01 ′ 28.50 ″ W, MNRJP- 002788 (10 specimens). Itaguaí Municipality: Coroa Grande Beach: 22 ° 54 ′ 24.34 ″ S, 43 ° 52 ′ 00.26 ″ W, MNRJP- 002789 (15 specimens).	en	Brandão, Ivison Cordeiro, Brasil, Ana Claudia dos Santos (2020): On a new species of Spirobranchus Blainville, 1818 (Annelida: Serpulidae) and considerations on the genus along the Brazilian coast. Papéis Avulsos de Zoologia 60: 1-17, DOI: 10.11606/1807-0205/2020.60.51
025CD00088029C63FC3947AAFC41F8BE.taxon	diagnosis	Diagnosis (after Kupriyanova et al., 2015): Opercular plate mostly flat, sometimes conical; basally carrying 1 mid-ventral and 2 dorso-lateral spines (“ tricornis ” condition); alternatively, some specimens with mid-ventral spine as two fully separated spines, which, considering pair latero-dorsal spines, makes 4 primary spines (“ tetraceros ” condition). All spines split at least once, frequently twice or three times, resulting in 6 - 14 spine tips. Completely conical opercula, with only 3 rudimentary spines or spines completely absent. Peduncular wings with finger-like processes distally (rallely without).	en	Brandão, Ivison Cordeiro, Brasil, Ana Claudia dos Santos (2020): On a new species of Spirobranchus Blainville, 1818 (Annelida: Serpulidae) and considerations on the genus along the Brazilian coast. Papéis Avulsos de Zoologia 60: 1-17, DOI: 10.11606/1807-0205/2020.60.51
025CD00088029C63FC3947AAFC41F8BE.taxon	materials_examined	Type-locality: New South Wales, Australia (Pacific Ocean).	en	Brandão, Ivison Cordeiro, Brasil, Ana Claudia dos Santos (2020): On a new species of Spirobranchus Blainville, 1818 (Annelida: Serpulidae) and considerations on the genus along the Brazilian coast. Papéis Avulsos de Zoologia 60: 1-17, DOI: 10.11606/1807-0205/2020.60.51
025CD00088029C63FC3947AAFC41F8BE.taxon	biology_ecology	Habitat: Intertidal: rocky shores, beneath rocks; subtidal: rocky shores, under rocks, at fouling communities on piers. Often found associated to Tubastraea spp. (Cnidaria: Anthozoa: Scleractinia). Also found on artificial substrata, such as concrete blocks and plastic incrustation plates (Rodrigues et al., 2020).	en	Brandão, Ivison Cordeiro, Brasil, Ana Claudia dos Santos (2020): On a new species of Spirobranchus Blainville, 1818 (Annelida: Serpulidae) and considerations on the genus along the Brazilian coast. Papéis Avulsos de Zoologia 60: 1-17, DOI: 10.11606/1807-0205/2020.60.51
