hemigymnus, Gobius Eigenmann [C. H.] & Eigenmann [R. S.] 1888:66 [Proceedings of the California Academy of Sciences (Series 2) v. 1 (pt 1); ref. 1250] West Indies. Holotype (unique): MCZ 27124. •Valid as Gobiosoma hemigymnum (Eigenmann & Eigenmann 1888) -- (Castro-Aguirre et al. 1999:433 [ref. 24550], Camargo & Isaac 2001:142 [ref. 27639], Murdy & Hoese 2003:1794 [ref. 27111], Moura et al. in Menezes et al. 2003:99 [ref. 27192], McEachran & Fechhelm 2005:709 [ref. 28815], Van Tassell 2011:154 [ref. 31732], Tornabene & Van Tassell 2014:23 [ref. 33167], Van Tassell et al. 2015:456 [ref. 33949], Carvalho-Filho 2023:239 [ref. 40480]). Current status: Valid as Gobiosoma hemigymnum (Eigenmann & Eigenmann 1888). Gobiidae: Gobiinae. Distribution: Western Atlantic: Rio de Janeiro (Brazil) south to Argentina. Habitat: marine.