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By: Conant, Roger,Edition:Publication info: New York, N.Y, American Museum of Natural History, [1961]Volume: no. 2060Series:Holding Institution: American Museum of Natural History LibrarySubjects: 59.81,21C(72) Anatomy Classification Colubridae Garter snakes Identification Mexico Natrix valida thamnophisoides Nayarit Nerodia North America Reptiles SnakesBHL Collections: