phenacus, Gobionellus Pezold [F. L.] & Lasala S. [J. F.] in Pezold & Gilbert 1987:172, Fig. 2 [Copeia 1987 (no. 1); ref. 6777] Cayenne River estuary, French Guiana. Holotype: UF 34132 [ex UF 14804]. Paratypes: MBUCV-V-14128 (2); USNM 226247-48 (2, 1), 244153 (3), 264990 (7), 300442-43 (1, 1). Type catalog: Provenzano et al. 1998:10 [ref. 24196]. •Valid as Ctenogobius phenacus (Pezold & Lasala S. 1987) -- (Murdy & Hoese 2003:1795 [ref. 27111], Pezold 2004:273 [ref. 27685], Lasso-Alcalá et al. 2005:194 [ref. 28938], Van Tassell 2011:143 [ref. 31732], Schliewen 2011:211 [ref. 31738], Parenti 2021:310 [ref. 38603], Pezold 2022:100 [ref. 39351]). Current status: Valid as Ctenogobius phenacus (Pezold & Lasala S. 1987). Oxudercidae: Gobionellinae. Distribution: Western Atlantic: Venezuela south to northeastern Brazil. Habitat: freshwater, brackish, marine.