Cambarus (Niagara, New York, October 1848), Jacques Burkhardt

Taxonomic classification: animalia--cambarus--cambarus propinquum?. Common name: crayfish. Specimen collection date: 1848-10-?? Dimensions: 18 x 16 cm.. Medium: watercolor on paper. Collection: Harvard University. Cambarus (Niagara, New York, October 1848)