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Please read BHL's Acknowledgment of Harmful Content
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  1. By: Melander, A. L. (Axel Leonard), - Cockerell, Theodore D. A. (Theodore Dru Alison), - Cockerell, W. P. (Wilmatte Porter) - Wheeler, William Morton, - Rohwer, S. A. (Sievert Allen), - Lacoe, Ralph Dupuy, - Florissant Expeditions
    Publication info: New York, American Museum of Natural History, [1949]
    Holding Institution: American Museum of Natural History Library