trachysoma, Careproctus Gilbert [C. H.] & Burke [C. V.] 1912:364, Pl. 44 (fig. 1); Figs. 5-6 [Proceedings of the United States National Museum v. 42 (no. 1907); ref. 1633] Japan Sea off Hokkaido, Albatross station 4982, 43°N, 140°10'30"E, depth 783 meters. Holotype: USNM 73333. Paratypes: (12) CAS-SU 22376 (2), USNM 74528-33 (1, 1, 2, 3, 2, 1). Type catalog: Böhlke 1953:136 [ref. 12291]. •Valid as Careproctus trachysoma Gilbert & Burke 1912 -- (Kido in Masuda et al. 1984:339 [ref. 6441], Lindberg & Krasyukova 1987:450 [ref. 15964], Kido 1988:220 [ref. 12287], Pitruk 1990:38 [ref. 20303], Nakabo 2000:672 [ref. 25086], Nakabo 2002:672 [ref. 26001], Chernova et al. 2004:17 [ref. 27592], Kai et al. 2011:144, 152 [ref. 31271], Shinohara et al. 2011:47 [ref. 31715], Shinohara et al. 2014:257 [ref. 33330], Parin et al. 2014:327 [ref. 33547], Orr et al. 2015:316 [ref. 33959], Orr et al. 2019:22 [ref. 38839], Dyldin & Orlov 2022:213 [ref. 39115]). Current status: Valid as Careproctus trachysoma Gilbert & Burke 1912. Liparidae. Distribution: Northwestern Pacific: northern Sea of Japan, Okhotsk Sea and western Kamchatka (Russia). Habitat: marine.