opercularis, Acantholiparis Gilbert [C. H.] & Burke [C. V.] 1912:83, Fig. 28 [Bulletin of the Bureau of Fisheries v. 30 (Doc. 754) (for 1910); ref. 1634] Off Staritschkof Island, eastern coast of Kamchatka, Russia, Albatross station 4797, 52°37'30"N, 158°50'E, depth 682 fathoms. Holotype: USNM 74390. Paratypes: CAS-SU 22364 (1), USNM 74514 (1). Type catalog: Böhlke 1953:135 [ref. 12291]. •Valid as Acantholiparis opercularis Gilbert & Burke 1912 -- (Stein 1978:35 [ref. 4203], McAllister 1990:209 [ref. 14674], Sheiko & Fedorov 2000:31 [ref. 25650], Mecklenburg et al. 2002:634 [ref. 25968], Parin et al. 2002:S109 [ref. 28300], Chernova et al. 2004:2 [ref. 27592], Love et al. 2005:101 [ref. 37547], Maslenikov et al. 2013:13 [ref. 37947], Parin et al. 2014:313 [ref. 33547], Orr et al. 2019:22 [ref. 38839], Love et al. 2021:134 [ref. 39279], Dyldin & Orlov 2022:209 [ref. 39115] with question). Current status: Valid as Acantholiparis opercularis Gilbert & Burke 1912. Liparidae. Distribution: North Pacific: off southeastern Kamchatka, Commander Islands, southern Alaska near Shumagin Islands, south to Oregon, U.S.A. Habitat: marine.