Now showing items 1-4 of 4
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Studies of the black swamp snake, Seminatrix pygaea (Cope), with descriptions of two new subspecies Dowling, H. G. (University of Michigan Museum of Zoology, 1950)
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Dowling, H. G. (University of Michigan Museum of Zoology, 1952)
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A taxonomic study of the ratsnakes, genus Elaphe Fitzinger, IV: A check list of the American forms Dowling, H. G. (University of Michigan Museum of Zoology, 1952)
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Dowling, H. G. (University of Michigan Museum of Zoology, 1957)