herzensteini, Gymnocanthus Jordan [D. S.] & Starks [E. C.] 1904:294, Fig. 27 [Proceedings of the United States National Museum v. 27 (no. 1358); ref. 2528] Hakodate,Oshima Subprefecture, Hokkaido, Japan. Holotype: CAS-SU 7710. Paratypes: CAS-SU 7572 (1). Type catalog: Böhlke 1953:129 [ref. 12291]. •Valid as Gymnocanthus herzensteini Jordan & Starks 1904 -- (Watanabe 1960:51 [ref. 11959], Yabe in Masuda et al. 1984:328 [ref. 6441], Lindberg & Krasyukova 1987:197 [ref. 15964], Kim & Youn 1992:62 [ref. 22287], Sokolovskaya et al. 1998:9 [ref. 24670], Nakabo 2000:629 [ref. 25086], Sheiko & Fedorov 2000:27 [ref. 25650] in Gymnacanthus, Nakabo 2002:629 [ref. 26001], Choi et al. 2003:262, 574 [ref. 26218], Parin et al. 2002:S74 [ref. 28300] as Gymnacanthus, Shinohara et al. 2014:249 [ref. 33330], Parin et al. 2014:247 [ref. 33547], Tohkairin et al. 2015:7 [ref. 35331], Kim et al. 2020:101 [ref. 39118], Dyldin et al. 2021:63 [ref. 38804], Dyldin & Orlov 2022:44 [ref. 38972]). Current status: Valid as Gymnocanthus herzensteini Jordan & Starks 1904. Psychrolutidae. Distribution: Northwestern Pacific. Habitat: marine.