acaroides, Heros Hensel [R.] 1870:54 [Archiv für Naturgeschichte v. 36 (pt. 1); ref. 18277] Rio Cadea [Cadeia], Porto Alegre, Rio Grande do Sul, Brazil. Lectotype: ZMB 7455. Paralectotypes: ZMB 7456 (3), 34501 [ex 25179] (8), 34502 [ex 25109] (2), 34506 [ex 7455] (1), Type cataqlog: Paepke & Schindler 2013:269 [ref. 32895]. Lectotype selected by Schindler, Ottoni & Cheffe 2010:140 [ref. 31744]. •Synonym of Cichlasoma facetum (Jenyns 1842) -- (Kullander in Reis et al. 2003:622 [ref. 27061] as incertae sedis in 'Cichlasoma'). •Synonym of Australoheros facetus (Jenyns 1842) -- (Říčan & Kullander 2008:4 [ref. 29548], Ottoni & Costa 2008:208 [ref. 29909]). •Valid as Australoheros acaroides (Hensel 1870) -- (Schindler et al. 2010:140 [ref. 31744], Ottoni et al. 2011:138 [ref. 31378], Ottoni 2012:84 [ref. 31900], Ottoni 2013:166 [ref. 32901], Říčan et al. 2016:28 [ref. 34357], Bertaco et al. 2016:425 [ref. 34561], Lucena et al. 2022:65 [ref. 39823], Loureiro et al. 2023:162 [ref. 40506]). Current status: Valid as Australoheros acaroides (Hensel 1870). Cichlidae: Cichlinae. Distribution: South America: Laguna dos Patos basin and coastal streams draining to the Laguna Mirím, Rio Grande do Sul (Brazil) and Uruguay. Habitat: freshwater.