lucifer, Etmopterus Jordan [D. S.] & Snyder [J. O.] 1902:79, Fig. 1 [Proceedings of the United States National Museum v. 25 (no. 1279); ref. 2515] Misaki, Japan. Syntypes: CAS-SU 6863 (now 1), 7832 (4); USNM 50728 (1). Non-types: USNM 50254 (3). Type catalog: Böhlke 1953:10 [ref. 12291] with a holotype, Howe & Springer 1993:9 [ref. 21812] but with a lectotype. Types: Shinohara & Williams 2006:547 [ref. 31656].Compagno et al. 2005:54 [ref. 29145] incorrectly with lectotype. •Valid as Etmopterus lucifer Jordan & Snyder 1902 -- (Nakaya in Okamura et al. 1982:49, 312 [ref. 8256], Shirai in Amaoka et al. 1983:46, 164 [ref. 8379], Compagno 1984:79 [ref. 6474], Nakaya in Okamura & Kitajima 1984:53, 301 [ref. 8057], Nakaya & Shirai in Masuda et al. 1984:9 [ref. 6441], Yamakawa et al. 1986:197 [ref. 5729], Bass et al. 1986:56 [ref. 5636], Gubanov & Timoxin 1989:225 [ref. 36138], Paulin et al. 1989:16 [ref. 24556], Paxton et al. 1989:35 [ref. 12442], Pequeño 1989:12 [ref. 14125], Shcherbachev et al. 1989:164 [ref. 36134], Compagno 1990:83 [ref. 21678], Fricke & Koch 1990:8 [ref. 15494], Kotlyar 1990:132 [ref. 20221], Springer 1990:8 [ref. 19315], Yano in Amaoka et al. 1990:72 [ref. 16024], Miller 1993:470 [ref. 21297], Bianchi & Carpenter in Bianchi et al. 1993:82 [ref. 25472], Gomon et al. 1994:103 [ref. 22532], Last & Stevens 1994:81 [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], Pakhorukov 2001:376 [ref. 25409], Hutchins 2001:14 [ref. 25847], Shinohara et al. 2001:288 [ref. 25995], Soto 2001:7 [ref. 26631], Soto 2001:66, 92 [ref. 26637], Nakabo 2002:146 [ref. 26001], Choi et al. 2003:60, 478 [ref. 26218], Last et al. 2002:223 [ref. 26556], Gadig & Gomes in Menezes et al. 2003:26 [ref. 27192], Shinohara et al. 2005:394 [ref. 28370], Mundy 2005:100 [ref. 28379], Compagno et al. 2005:54 [ref. 29145], Schaaf-Da Silva & Ebert 2006:63 [ref. 28880], Hoese & Gates 2006:145 [ref. 28997], White 2008:90 [ref. 30617], Ebert et al. 2011:382 [ref. 31551], Straube et al. 2011:138 [ref. 31563], Duffy & Ahyong 2015:105 [ref. 36167], Dyldin 2015:55 [ref. 34524], Last & Stewart 2015:143 [ref. 34224], Ebert et al. 2016:12 [ref. 34753], Nión et al. 2016:21 [ref. 35565], Weigmann 2016:60 [ref. 34211], Ebert et al. 2017:380 [ref. 35167], White et al. 2017:352 [ref. 35206], Ebert & Van Hees 2018:207 [ref. 36261], Ebert et al. 2021:15 [ref. 38362], Koeda et al. 2021:4 [ref. 38857], Staggl et al. 2023:[2] 873 [ref. 40206], Ng et al. 2024:40 [ref. 40790]). Current status: Valid as Etmopterus lucifer Jordan & Snyder 1902. Etmopteridae. Distribution: Northwestern Pacific: Philippines, Taiwan, north to Japan. Habitat: marine.