fissicornis, Blennius Quoy [J. R. C.] & Gaimard [J. P.] 1824:251 [Voyage autour du monde; ref. 3574] Rio de Janeiro Bay, Brazil. Syntypes: MNHN 0000-0734 (2). Type catalog: Bauchot 1967:10-11 [ref. 20734]. •Valid as Hypleurochilus fissicornis (Quoy & Gaimard 1824) -- (Bath 1994:73 [ref. 21627], Bath 1996:90 [ref. 22687], Santos et al. 1997:130 [ref. 23531], Gasparini & Floeter 2001:1646 [ref. 25634], López et al. 2002:65 [ref. 26808] as Hypleurochylus fissicormis, Moura & Menezes in Menezes et al. 2003:96 [ref. 27192], Patzner et al. 2009:454 [ref. 30396], Mabragaña et al. 2011:table S2 [ref. 31800], Pinheiro et al. 2013:95 [ref. 32885], Nión et al. 2016:52 [ref. 35565], Spier et al. 2018:15 [ref. 36103], Carneiro et al. 2019:208 [ref. 37250], Ribeiro et al. 2019:5 [ref. 36717], Carvalho-Filho 2023:228 [ref. 40480]). Current status: Valid as Hypleurochilus fissicornis (Quoy & Gaimard 1824). Blenniidae: Salariinae. Distribution: Southwestern Atlantic: Espírito Santo (Brazil) south to Uruguay and Mar del Plata (Argentina). Habitat: marine.