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  1. By: Dessauer, Herbert C. - Cadle, John E. - Lawson, Robin - Field Museum of Natural History.
    Publication info: Chicago, Field Museum of Natural History, 1987
    Holding Institution: University Library, University of Illinois Urbana Champaign
  1. By: Garthwaite, Ronald L - Lawson, Robin
    Type: Article
    In: Proceedings of the California Academy of Sciences, 4th series
    Volume: 47
    Series: 4
    Date: 1992
    Page Range: 303--328
    Publication Info: San Francisco California Academy of Sciences