flavus, Gobius Valenciennes [A.] in Cuvier & Valenciennes 1837:60 [Histoire naturelle des poissons v. 12; ref. 1006] Suriname. Holotype (unique): MNHN A-1344. Type catalog: Bauchot et al. 1991:32 [ref. 19958]. •Valid as Awaous flavus (Valenciennes 1837) -- (Watson & Horsthemke 1995:84 [ref. 21933], Kullander in Reis et al. 2003:658 [ref. 27061], Moura et al. in Menezes et al. 2003:97 [ref. 27192], Lasso-Alcalá & Lasso 2008:121 [ref. 30588], Van Tassell 2011:142 [ref. 31732], Phillip et al. 2013:24 [ref. 32896], Carvalho-Filho in Marceniuk et al. 2021:231 [ref. 38945], Parenti 2021:302 [ref. 38603], Taphorn et al. 2022:37 [ref. 41297]). Current status: Valid as Awaous flavus (Valenciennes 1837). Oxudercidae: Gobionellinae. Distribution: South America: coastal streams (Brazil, Colombia, Guyana, Suriname and Venezuela). Habitat: freshwater, brackish, marine.