Gymnotus jonasi (Solimoes River, Brazil, 1866), Jacques Burkhardt, 1866-??-??

Taxonomic classification: animalia--gymnotiformes--gymnotidae--gymnotus jonasi (albert & crampton 2001). Common name: knifefish. Date: 1866-??-??. Dimensions: 17 x 26 cm.. Medium: watercolor on paper. Collection: Harvard University. Gymnotus jonasi (Solimoes River, Brazil, 1866)