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  1. By: Williams, Ernest E. (Ernest Edward) - Bassler, Harvey,
    Publication info: New York, N.Y, American Museum of Natural History, [1956]
    Holding Institution: American Museum of Natural History Library
    Subjects: 56.81,3P(118:85)  Aguaytía River Region  Paleontology  Peru  Podocnemis bassleri  Reptiles, Fossil  Tertiary  Turtles, Fossil