A check list of North American amphibians and reptiles / Checklist of North American amphibians and reptiles Stejneger, Leonhard, 1851-1943 creator Barbour, Thomas, 1884-1946 contributor text book Cambridge, Harvard University Press, 1917. 1917
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ENG Amphibians North America Reptiles QL645 .S85 Museum of Comparative Zoology--Biodiversity Heritage Library digitization project. https://www.biodiversitylibrary.org/bibliography/4271 1234107 18000514 10.5962/bhl.title.4271 DLC