Bradabyssa strelzovi Salazar-Vallejo 2017, n. comb.
Bradabyssa strelzovi (Jirkov & Filippova in Jirkov, 2001) n. comb. Figure 18 Brada strelzovi Jirkov & Filippova, 2001: 356, Figs 1–3.– Oug et al. 2011: 15, Figs a–c (repeated from Jirkov & Filippova 2001). Type material. Arctic Ocean, Barents Sea. One syntype (HDMSU 13.07.1926), R.V. Per...
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Format: | Other/Unknown Material |
Language: | unknown |
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2017
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Online Access: | https://zenodo.org/record/6051153 https://doi.org/10.5281/zenodo.6051153 |
Summary: | Bradabyssa strelzovi (Jirkov & Filippova in Jirkov, 2001) n. comb. Figure 18 Brada strelzovi Jirkov & Filippova, 2001: 356, Figs 1–3.– Oug et al. 2011: 15, Figs a–c (repeated from Jirkov & Filippova 2001). Type material. Arctic Ocean, Barents Sea. One syntype (HDMSU 13.07.1926), R.V. Persey, Cruise 10, Sta. 493 (68.49° N, 44.04° W), 65 m, 13 Jul. 1926 (complete, body cylindrical, rounded in both ends, breaking into two parts, 32 mm long, 3 mm wide, cephalic cage 1.8 mm long, 31 chaetigers; gonopodial papillae in chaetiger 5, cephalic cage chaetae 2 notochaetae, 2 neurochaetae, notochaetae half as long as body width, neurospines from chaetiger 2, 2–3 per ramus, in oblique series). One syntype (HDMSU S.1970), R.V. Maslov, Summer 1970 (body cylindrical with blunt ends, 32 mm long, 3 mm wide, cephalic cage broken, 36 chaetigers; gonopodial papillae in chaetiger 5, notochaetae up to 6 per ramus, neurochaetae up to 7, in longitudinal series). One syntype (HDMSU 31.08.1969), R.V. Maslov, Sta. 242, 125 m, 31 Aug. 1969 (body fusiform, rounded in both ends, 26 mm long, 5 mm wide, cephalic cage broken, remaining chaetae 1 mm long, 27 chaetigers, gonopodial papillae in chaetiger 5, 15–16 transverse series of dorsal papillae per segment, notochaetae 1/3 as long as body width, 2 notochaetae per bundle, 3–4 neurochaetae, in transverse series). Two syntypes (HDMSU 04.07.1980), R.V. Alaid, Cruise 30, Sta. 8 (74.3° N, 32.3° W), 180–200 m, 4 Jul. 1980 (fusiform, anterior region swollen, constricted posterior region; 19–24 mm long, 6 mm wide, cephalic cage 1.0– 1.6 mm long, 27–29 chaetigers; gonopodial papillae in chaetiger 5, small, pale, digitate, 32–34 transverse series of minute papillae per segment). Description. Syntypes of Brada strelzovi (HDMSU 13.07.1926) complete, whitish, cigar-shaped, fusiform, or slightly swollen anteriorly, tapered posteriorly (Fig. 18A); 19–32 mm long, 3–6 mm wide, cephalic cage 1.0– 1.8 mm long (smaller specimens too damaged), 27–36 chaetigers. Papillae free from sediment cover, not ... |
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