lacustris, Cycla Castelnau [F. L.] 1855:19, Pl. 8 (fig. 3) [Animaux nouveaux or rares v. 2; ref. 766] Bahia [probably in error for near Rio de Janeiro], Brazil. Syntypes: MNHN A-9501 (2). Type catalog: Blanc 1962:208 [ref. 20868]. See Kullander & de Lucena 2006:134 [ref. 28747] for remarks on the type locality. •Valid as Crenicichla lacustris (Castelnau 1855) -- (Lucena & Azevedo 1989 [ref. 16140], Ploeg 1991:115 [ref. 20196], Gómez & Chebez 1996:66 [ref. 23791], López et al. 2003:76 [ref. 27366], Menni 2004:87 [ref. 28131], Kullander & Lucena 2006:131 [ref. 28747], Casciotta & Almirón 2009:656 [ref. 30041], Kullander 2009:49 [ref. 30051], Kullander & Lucena 2013:154 [ref. 32675], Catelani et al. 2014:932 [ref. 37496], Mattos et al. 2014:36 [ref. 33306], Nión et al. 2016:50 [ref. 35565], Silva et al. 2020:15 [ref. 37809], Varella et al. 2023:3 [ref. 40273], Vieira-Guimarães et al. 2024:52 [ref. 41258]). Current status: Valid as Crenicichla lacustris (Castelnau 1855). Cichlidae: Cichlinae. Distribution: South America: Atlantic coastal drainages (Brazil and Uruguay). Habitat: freshwater, brackish.