brachyurus, Etmopterus Smith [H. M.] & Radcliffe [L.] in Smith 1912:679, Pl. 52; Fig. 2 [Proceedings of the United States National Museum v. 41 (no. 1877); ref. 4042] 6°02'00"N, 120°44'40"E, off Jolo Island, Philippines, Albatross station 5550, depth 263 [258] fathoms. Holotype (unique): USNM 70257. Type catalog: Howe & Springer 1993:4 [ref. 21812]. •Valid as Etmopterus brachyurus Smith & Radcliffe 1912 -- (Compagno 1984:72 [ref. 6474], Yamakawa et al. 1986:197 [ref. 5729], Bass et al. 1986:55 [ref. 5636], Paxton et al. 1989:35 [ref. 12442], Fricke & Koch 1990:8 [ref. 15494], Bianchi & Carpenter in Bianchi et al. 1993:81 [ref. 25472], Last & Stevens 1994:79 [ref. 23873], Compagno & Niem 1998:1226 [ref. 23787], Compagno 1999:473 [ref. 25589], Nakabo 2000:146 [ref. 25086], Compagno in Randall & Lim 2000:580 [ref. 25122], Hutchins 2001:14 [ref. 25847], Shinohara et al. 2001:288 [ref. 25995], Nakabo 2002:146 [ref. 26001], Last et al. 2002:223 [ref. 26556], Shinohara et al. 2005:394 [ref. 28370], Schaaf-Da Silva & Ebert 2006:62 [ref. 28880], Compagno et al. 2005:54 [ref. 29145], Hoese & Gates 2006:144 [ref. 28997], Shao et al. 2008:237 [ref. 29952], Ebert et al. 2011:382 [ref. 31551], Straube et al. 2011:63 [ref. 31679], Yamashita et al. 2012:126 [ref. 32408], Ebert et al. 2013:292 [ref. 33045], Motomura et al. 2015:12 [ref. 34709], Weigmann 2016:58 [ref. 34211], Compagno 2016:1186 [ref. 34544] as cf. brachyurus, close to bullisi, Ebert et al. 2016:12 [ref. 34753], Ebert et al. 2017:380 [ref. 35167], White et al. 2017:352 [ref. 35206], White et al. 2017:57 [ref. 35860], Ebert & Van Hees 2018:207 [ref. 36261], Ebert et al. 2021:14 [ref. 38362]). Current status: Valid as Etmopterus brachyurus Smith & Radcliffe 1912. Etmopteridae. Distribution: Western Pacific: Japan to Philippines, not Southern Hemisphere [= sculpterus]. Habitat: marine.