microphthalmus, Heros Günther [A.] 1862:295 [Catalogue of the fishes in the British Museum v. 4; ref. 1969] Río Motagua, Guatemala. Syntypes: BMNH 1864.1.26.275 (1), 1865.6.10.8-9 (2); ZMB 6839 (1). •Valid as Cichlasoma microphthalmus (Günther 1862) -- (Conkel 1993:159 [ref. 22949]). •Valid as Vieja microphthalmus (Günther 1862) -- (Burgess 2000:50 [ref. 24818], Kullander in Reis et al. 2003:646 [ref. 27061]). •Valid as Theraps microphthalmus (Günther 1862) -- (Matamoros et al. 2009:22 [ref. 31241] as microphthalma, McMahan et al. 2010:1299 [ref. 31111] as microphthalma, McMahan et al.2015:221 [ref. 33920]). •Valid as Chuco microphthalmus (Günther 1862) -- (Říčan et al. 2016:43 [ref. 34357]), Barrientos et al. 2023:273 [ref. 41235]. Current status: Valid as Chuco microphthalmus (Günther 1862). Cichlidae: Cichlinae. Distribution: Central America: Atlantic slope (Guatemala and Honduras). Habitat: freshwater.