amphibians of western North America
Subtitle: an account of the species known to inhabit California, Alaska, British Columbia, Washington, Oregon, Idaho, Utah, Nevada, Arizona, Sonora, and Lower California
By: by Joseph R. Slevin.
Publisher: California academy of sciences
Published: 1928
Place of publication: San Francisco
Language: eng
Number of pages: 152
Subjects: Amphibians -- North America; Reptiles -- North America