Hypostomus emarginata and Pterygoplichthys pardalis (Rio Solimoes, Teffe, Brazil, 2 October 1865), Jacques Burkhardt

Taxonomic classification: animalia--hypostomus emarginata (valenciennes 1840). Taxonomic classification: animalia--pterygoplichthys pardalis (castelnau 1855). Date: 2 October 1865. Dimensions: 18 x 17 cm.. Medium: watercolor on paper. Collection: Harvard University. Hypostomus emarginata and Pterygoplichthys pardalis (Rio Solimoes, Teffe, Brazil, 2 October 1865)