zenkevitchi, Bassozetus Rass [T. S.] 1955:333, Fig. 5 [Trudy Instituta Okeanologii, Akademija Nauk S.S.S.R. v. 12; ref. 3610] Kuril-Kamchatka trench, off Iturup Island, Kuril Islands, western North Pacific, 45°N, 148°E, benthopelagic, depth between 2250-0 meters. Holotype (unique): not at ZIN. Holotype examined by Nielsen & Merrett 2000:52 [ref. 24949] •Valid as Bassozetus zenkevitchi Rass 1955 -- (Machida & Tachibana 1986:437 [ref. 6620], Machida 1989:189 [ref. 13417], Nielsen & Cohen in Nielsen et al. 1999:58 [ref. 24448], Nielsen & Merrett 2000:52 [ref. 24949], Nakabo 2000:442 [ref. 25086], Sheiko & Fedorov 2000:23 [ref. 25650], Nakabo 2002:442 [ref. 26001], Love et al. 2005:50 [ref. 37547], Mundy 2005:242 [ref. 28379], Shinohara et al. 2005:413 [ref. 28370], Fujii et al. 2010:512 [ref. 30881], Parin et al. 2014:183 [ref. 33547], Tomiyama et al. 2016:[4] [ref. 34428], Tomiyama et al. 2018:[7] [ref. 35811], Love et al. 2021:81 [ref. 39279], Page et al. 2023:108 [ref. 40505]). Current status: Valid as Bassozetus zenkevitchi Rass 1955. Ophidiidae: Neobythitinae. Distribution: Northwestern Pacific: Ogasawara Islands to Okhotsk Sea and Hawaiian Ridge; straying to Bering Sea, Alaska (U.S.A.). Habitat: marine.