amphiacanthoides, Uaru Heckel [J. J.] 1840:331, Pl. 29 (figs. 13-16) [Annalen des Wiener Museums der Naturgeschichte v. 2; ref. 2064] Rio Negro, Amazon River, South America. Holotype (unique): NMW 24808. •Valid as Uaru amphiacanthoides Heckel 1840 -- (Kullander in Reis et al. 2003:645 [ref. 27061], DoNascimiento et al. 2017:100 [ref. 35633], Silvano et al. 2020:365 [ref. 38134]). Current status: Valid as Uaru amphiacanthoides Heckel 1840. Cichlidae: Cichlinae. Distribution: South America: Amazon River basin (Brazil and Colombia). Habitat: freshwater.