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By: Bogert, Charles M. (Charles Mitchill),Edition:Publication info: New York, N.Y American Museum of Natural History [1962]Volume: no.2100 (1962)Series:Holding Institution: American Museum of Natural History LibrarySubjects: 59.78B(79.1) Amphibians Bufo debilis Mexico Southwestern States ToadsBHL Collections:
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By: Zweifel, Richard George,Edition:Publication info: New York, N.Y, American Museum of Natural History, [1970]Volume: no. 2407Series:Holding Institution: American Museum of Natural History LibrarySubjects: Amphibians Anaxyrus kelloggi Arizona Bufo debilis Bufo retiformis Larvae Mexico, North Southwestern States Tadpoles ToadsBHL Collections: