orientalis, Gymnacanthus tricuspis Schmidt [P. Yu.] 1927:29 [Ezegodnik Zoologiceskogo Muzeja = Annuaire du Musée Zoologique / Akademija Nauk Sojuza Sovetskich Socialisticeskich Respublik. v. 28; ref. 15821] Kara Sea to Bering Sea. Syntypes: ZIN 14234-35 (1, 2), 20383 (3), 20689-90 (1, 2), 21761-74 (3, 1, 1, 6, 1, 1, 1, 1, 3, 5, 3, 1, 2, 2). •Synonym of Gymnocanthus tricuspis (Reinhardt 1930) -- (Sheiko & Fedorov 2000:27 [ref. 25650] as Gymnacanthus, Parin et al. 2002:S75 [ref. 28300] as Gymnacanthus, Parin et al. 2014:249 [ref. 33547], Mecklenburg et al. 2016:62 [ref. 34440]). Current status: Synonym of Gymnocanthus tricuspis (Reinhardt 1830). Psychrolutidae: Icelinae. Habitat: marine.