mitsuii, Opostomias Imai [S.] 1941:239, Figs. 5-7 [Japanese Journal of Zoology v. 9 (no. 2, art. 14); ref. 13244] Sagami Sea, off Manazuru, Japan. Holotype (unique): ZUMT 55034. Type catalog: Aizawa et al. 2022:229 [ref. 39655]. •Valid as Opostomias mitsuii Imai 1941 -- (Yamamoto in Amaoka et al. 1983:85, 182 [ref. 8379], Fujii in Masuda et al. 1984:50 [ref. 6441], Okamura & Machida 1986:34 [ref. 22278], Matarese et al. 1989:114 [ref. 26885], McAllister 1990:95 [ref. 14674], Shinohara et al. 1996:162 [ref. 26605], Parin & Shcherbachev 1998:420 [ref. 24907], Nakabo 2000:334 [ref. 25086], Shinohara et al. 2001:298 [ref. 25995], Nakabo 2002:334 [ref. 26001], Love et al. 2005:39 [ref. 37547], Mundy 2005:188 [ref. 28379], Parin et al. 2014:149 [ref. 33547], Burton & Lea 2019:99 [ref. 37205], Love et al. 2021:60 [ref. 39279], Page et al. 2023:89 [ref. 40505]). Current status: Valid as Opostomias mitsuii Imai 1941. Stomiidae: Melanostomiinae. Distribution: Northwestern Pacific: southern Kuril Islands (Japan) to Emperor Seamounts (Hawaiian Ridge); northeastern Pacific: British Columbia (Canada) south to southern California (U.S.A.). Habitat: marine.