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  1. By: Rollins, Harold B.,
    Publication info: New York, N.Y, American Museum of Natural History, [1966]
    Holding Institution: American Museum of Natural History Library
    Subjects: 56.43(114:74.7)  Cyrtonella mitella  Devonian  Gastropoda, Fossil  Mollusks, Fossil  New York (State)  Paleontology  Ptomatis patulus