eubranchus, Pellisolus Matsui [T.] & Rosenblatt [R. H.] 1987:87, Fig. 25e [Bulletin of the Scripps Institution of Oceanography of the University of California v. 26; ref. 10670] Off California, U.S.A. [eastern Pacific], 28°25'N, 118°11.5'W, 5500 meters wire out. Holotype: SIO 64-39. Paratypes: SIO 59-200 (1), 67-101 (1). Additional material: SIO 60-287 (1, stained), 66-422 (1), 67-49 (1), 68-492 (1). •Valid as Pellisolus eubranchus Matsui & Rosenblatt 1987 -- (Matarese et al. 1989:77 [ref. 26885]). •Valid as Mentodus eubranchus (Matsui & Rosenblatt 1987) -- (Sazonov & Miya 1996:88 [ref. 22116], Love et al. 2005:32 [ref. 37547], Mundy 2005:161 [ref. 28379], Burton & Lea 2019:39 [ref. 37205], Love et al. 2021:50 [ref. 39279], Page et al. 2023:63 [ref. 40505], Fricke et al. 2024:156 [ref. 41622]). Current status: Valid as Mentodus eubranchus (Matsui & Rosenblatt 1987). Platytroctidae. Distribution: Central Pacific: Hawaiian Ridge; eastern Pacific: Oregon (U.S.A.) south to Oaxaca (Mexico), including Gulf of California (Mexico). Habitat: marine.