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  1. A New Heteromyid Rodent From The Early Oligocene Of Natrona County Wyoming
    By: Emry, R J
    Type: Article
    In: Proceedings of The Biological Society of Washington
    Volume: 85
    Date: 1972
    Page Range: 179--190
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  2. Review Of Toxotherium Perissodactyla Rhinocerotoidea With New Material From The Early Oligocene Of Wyoming Usa
    By: Emry, R J
    Type: Article
    In: Proceedings of The Biological Society of Washington
    Volume: 92
    Date: 1980
    Page Range: 28--41
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