Aequidens tetramerus (Teffe, Brazil, 8 October 1865), Jacques Burkhardt

Taxonomic classification: animalia--cichlidae--aequidens tetramerus (heckel 1840). Common name: blue-scale flag cichlid. Original name: acara (do igarape). Date: 8 October 1865. Dimensions: 11 x 18 cm.. Medium: watercolor on paper. Collection: Harvard University. Aequidens tetramerus (Teffe, Brazil, 8 October 1865)