13116 Apistogramma bitaeniata Pellegrin, 1936 Cichlidae Cichlids Geophaginae Cichliformes Teleostei Twostriped dwarf cichlid South America: Amazon River basin, restricted to Peruvian and adjacent Brazilian black-water river systems (collected in the lower Nanay, Mazán and Tigre in Peru, near Leticia in Colombia, and in Igarapé Preto and Lago Tefé in Brazil).