Cichlids (Lago Maximo, Brazil; 3 fish and 1 anatomical cross section), Jacques Burkhardt

Taxonomic classification: animalia--cichlidae--apistogramma pertensis. Taxonomic classification: animalia--cichlidae--apistogramma sp. Taxonomic classification: animalia--cichlidae----biotoecus opercularis (steindachner 1875). Dimensions: height: 10 cm (3.9 in); width: 18 cm (7 in). Medium: pencil on paper. Collection: Harvard University. Cichlids (Lago Maximo, Brazil; 3 fish and 1 anatomical cross section)