No copyright permissions are needed. Acknowledgement of the Freshwater and Marine Image Bank as a source for borrowed images is requested.

View source
Supplier: Freshwater and Marine Image Bank

Publisher: Freshwater and Marine Image Bank, University of Washington Libraries Digital Collections

Chamberlain, F. M. 1898. Notes on the Edible Frogs of the United States and Their Artificial Propagation. Washington, DC : Government Printing Office. Report of the Commissioner (United States Commission of Fish and Fisheries), 1896/1897; Page 259

View full-size image