semifasciatus, Batrachops Heckel [J. J.] 1840:436 [Annalen des Wiener Museums der Naturgeschichte v. 2; ref. 2064] Rio Paraguay near Caiçara, Mato Grosso, Brazil. NMW (not found). •Valid as Crenicichla semifasciata (Heckel 1840) -- (Ploeg 1991:107 [ref. 20196], Britski et al. 1999:147 [ref. 24147], Kullander in Reis et al. 2003:631 [ref. 27061], Menni 2004:87 [ref. 28131], Casciotta et al. 2006:107 [ref. 28986], Casciotta et al. 2007:1 [ref. 29372], Casciotta & Almirón 2009:656 [ref. 30041], Casciotta et al. 2010:643 [ref. 30975], Koerber 2011:8 [ref. 31122], Varella 2011:99 [ref. 37216], Kullander & Lucena 2013:149 [ref. 32675], Casciotta et al. 2013:385 [ref. 32938], Koerber 2014:13 [ref. 33621], Sarmiento et al. 2014:189 [ref. 35004], Piálek et al. 2015:25 [ref. 33984], Mirande & Koerber 2015:58 [ref. 35117], Říčan et al. 2017:7 [ref. 35070], Koerber et al. 2017:79 [ref. 35267], Piálek et al. 2019:394 [ref. 36110], Hablützel & Huanto 2020:54 [ref. 37939], Varella et al. 2023:4 [ref. 40273]). Current status: Valid as Crenicichla semifasciata (Heckel 1840). Cichlidae: Cichlinae. Distribution: South America: Paraná River basin (Argentina, Brazil, Bolivia and Paraguay). Habitat: freshwater.