pseudofasciatus, Gobionellus Gilbert [C. R.] & Randall [J. E.] in Gilbert & Kelso 1971:44, Fig. 6A [Bulletin of the Florida State Museum, Biological Sciences v. 16 (no. 1); ref. 7678] West side of Tortuguero Lagoon, Limón Province, Costa Rica. Holotype: UF 13516. Paratypes: ANSP 109179 (1); UF 13517-20 (1, 1, 1, 1), 67695 [ex FSU 17695] (1), 223117 [ex UMML 23117] (1); UPRM 2225 (1); USNM 81824 (1), 105109 (1), 114338 (10 or 9, not found in 1980), 123264 (1), 201589 (1), 205202 (1). Type catalog: Gilbert 1974:114 [ref. 21035], Böhlke 1984:109 [ref. 13621]. •Valid as Gobionellus pseudofasciatus Gilbert & Randall 1971 -- (Hastings 1978:140 [ref. 36923], Lee et al. 1980:793 [ref. 22416]). •Valid as Ctenogobius pseudofasciatus (Gilbert & Randall 1971) -- (Greenfield & Thomerson 1997:239 [ref. 22947], Musick 2000:18 [ref. 24959], Lim et al. 2002:104 [ref. 28310], Murdy & Hoese 2003:1795 [ref. 27111], Kullander in Reis et al. 2003:658 [ref. 27061], Pezold 2004:273 [ref. 27685], Nelson et al. 2004:170 [ref. 27807], Scharpf 2009:13 [ref. 30400], Van Tassell 2011:143 [ref. 31732], Page et al. 2013:176 [ref. 32708], Phillip et al. 2013:24 [ref. 32896], Angulo et al. 2013:1008 [ref. 33194], Robins et al. 2018:436 [ref. 35886], Parenti 2021:310 [ref. 38603], Pezold 2022:102 [ref. 39351], Angulo et al. 2023:36 [ref. 40676], Barrientos et al. 2023:272 [ref. 41235], Page et al. 2023:121 [ref. 40505]). Current status: Valid as Ctenogobius pseudofasciatus (Gilbert & Randall 1971). Oxudercidae: Gobionellinae. Distribution: Western Atlantic: Florida (U.S.A.), Belize, south to Trinidad and Suriname, including Caribbean Sea. Habitat: freshwater, brackish, marine.