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  1. The temporal region of the Permian reptile Diadectes / Everett Claire Olson --
    By: Olson, Everett Claire,
    Publication info: [Chicago] :Chicago Natural History Museum,1950.
    Contributed by: Field Museum Library
    Subjects: Diadectes  Paleontology  Permian  Temporal bone  
    BHL Collections: Field Museum Library
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