Aequidens tetramerus (Tajapuru, Brazil, 22 August 1865), Jacques Burkhardt

Taxonomic classification: animalia--aequidens tetramerus (heckel 1840). Common name: blue-scale flag cichlid. Original name: acara. Specimen collection date: 1865-08-22. Dimensions: 13 x 20 cm.. Medium: watercolor on paper. Collection: Harvard University. Aequidens tetramerus (Tajapuru, Brazil, 22 August 1865)