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Cichliformes (Cichlids, convict blennies) >
Cichlidae (Cichlids) > Cichlinae
Etymology: Crenicichla: Latin, crenulatus = cut, clipped + Greek, kichle = wrasse (Ref. 45335); iguapina: Named for the river drainage, the rio Ribeira de Iguape, where the species appears to be endemic..
More on authors: Kullander & Lucena.