soleatus, Opisthoproctus Vaillant [L. L.] 1888:106, Pl. 14 (figs. 1-1a) [Expéditions scientifiques du "Travailleur" et du "Talisman"; ref. 4496] Off Morocco [eastern Atlantic], depth 2030 meters. Holotype (unique): MNHN 1883-0062. Type catalog: Bertin 1940:309 [ref. 293]. •Valid as Opisthoproctus soleatus Vaillant 1888 -- (Cohen 1973:156 [ref. 6589], Cohen in Whitehead et al. 1984:397 [ref. 13675], Heemstra 1986:217 [ref. 5660], Pequeño 1989:29 [ref. 14125], Paulin et al. 1989:84 [ref. 24556], Quéro 1990:242 [ref. 14213], Santos et al. 1997:26 [ref. 23531], Fricke 1999:86 [ref. 24106], Porteiro et al. 1999:27 [ref. 24203], Trunov 1997:849 [ref. 24580], Arruda 1997:40 [ref. 24952], Paxton & Cohen 1999:1887 [ref. 24738], Paxton et al. in Randall & Lim 2000:590 [ref. 25122], Carter & Hartel 2003:873 [ref. 27000], Figueiredo & Santos in Menezes et al. 2003:43 [ref. 27192], Moore et al. 2003:177 [ref. 27076], Love et al. 2005:30 [ref. 37547], Mundy 2005:159 [ref. 28379], Fricke et al. 2011:356 [ref. 31242], Stewart 2015:329 [ref. 34215], Hartel & Orrell 2016:1761 [ref. 34565], Poulsen et al. 2016:12 [ref. 34664], Carneiro et al. 2019:85 [ref. 37250], Sutton et al. 2020:37 [ref. 37832], Bañón & Maño 2021:52 [ref. 38883], Mincarone et al. 2021:[5] [ref. 38255], Eduardo et al. 2022:5 [ref. 39574], Fermon et al. 2022:165 [ref. 39448], Love et al. 2021:46 [ref. 39279], Page et al. 2023:82 [ref. 40505], Reading & Horton 2023:9 [ref. 41317]). Current status: Valid as Opisthoproctus soleatus Vaillant 1888. Opisthoproctidae. Distribution: Circumglobal in tropical and temperate seas; in eastern Pacific from San Diego (southern California, U.S.A.) south to Chile. Habitat: marine.