macacuensis, Australoheros Ottoni [F. P.] & Costa [W. J. E. M.] 2008:216, Fig. 8 [Vertebrate Zoology v. 58 (no. 2); ref. 29909] Município de Cachoeiras de Macacu, rio Japuíba, Estado de Rio de Janeiro, Brazil. Holotype: UFRJ 7254. Paratypes: UFRJ 5315 (8), 5344 (8), 7244 (3 c&s); MCP 42365 (1); MNRJ 14878 (7), 18092 (1), 20278 (1), 20298 (1) •Valid as Australoheros macacuensis Ottoni & Costa 2008 -- (Ottoni 2010:24 [ref. 30818], Ottoni et al. 2011:138 [ref. 31378], Ottoni 2012:84 [ref. 31900], Říčan et al. 2016:28 [ref. 34357], Ottoni et al. 2019:52 [ref. 36553]). •Synonym of Australoheros oblongus (Castelnau 1855) -- (Lucena et al. 2022:55 [ref. 39823]). Current status: Synonym of Australoheros oblongus (Castelnau 1855). Cichlidae: Cichlinae. Habitat: freshwater.