Bradabyssa nuda Salazar-Vallejo 2017

• Main Author: Salazar-Vallejo, Sergio I.
• Format: Other/Unknown Material
• Language: unknown
• Published: 2017
• Subjects: Biodiversity; Taxonomy; Animalia; Annelida; Polychaeta; Terebellida; Flabelligeridae; Bradabyssa; Bradabyssa nuda; Rugosa; Filippova; Annenkova; Antarc*; Antarctica
• Online Access: https://zenodo.org/record/6051141; https://doi.org/10.5281/zenodo.6051141

Group “ nuda ” Key to species 1 Body wider medially; dorsal surface sometimes areolated. 2 - Body cylindrical, barely swollen medially; dorsum never areolated. 5 2(1) Chaetiger 2 with notopodia larger than following ones; body wall areolated. B. rugosa (Hansen, 1880) n. comb. - Chaetiger 2 with notopodia about as large as following ones; body wall never areolated. 3 3(2) Gonopodial lobes close to neuropodia (shorter distance than gonopodial length). 4 - Gonopodial lobes displaced midventrally (longer distance than gonopodial length); body with 35–40 chaetigers (24–39 mm long, 4–6 mm wide). B. nuda (Annenkova-Chlopina, 1922) n. comb. 4(3) Neuropodia barely projected; median parapodia with 3–4 notochaetae and 4–5 neurospines per bundle; body with 26–29 chae- tigers (16–38 mm long, 3–4 mm wide). B. alaskensis n. sp. - Neuropodia markedly projected; median parapodia with 5–6 notochaetae and 6–7 neurospines per bundle; body with 27–36 chaetigers (19–32 mm long, 3–6 mm wide). B. strelzovi (Jirkov & Filippova in Jirkov, 2001) n. comb. 5(1) Anterior dorsal papillae of two different sizes. B. bransfieldia (Hartman, 1966) n. comb. - Anterior dorsal papillae of a similar size. B. antarctica (Hartman, 1978) n. comb. Published as part of Salazar-Vallejo, Sergio I., 2017, Revision of Brada Stimpson, 1853, and Bradabyssa Hartman, 1967 (Annelida, Flabelligeridae), pp. 1-98 in Zootaxa 4343 (1) on page 29, DOI:10.11646/zootaxa.4343.1.1, http://zenodo.org/record/1041210