Teleostei >
Cichliformes (Cichlids, convict blennies)
鱸形目 (Cichlids, convict blennies) >
Cichlidae (Cichlids)
麗魚科 (Cichlids) > Cichlasomatinae
Etymology: Laetacara: Latin, laetus = happy + tupí, guaraní acará = a name of a fish (Ref. 45335); araguaiae: Named for Araguaia, the river basin where the species was found..
More on authors: Ottoni & Costa.