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  1. By: Northstrom, T E - Welsh, Stanley L.
    Type: Article
    In: The Great Basin naturalist
    Volume: 30
    Date: 1970
    Page Range: 109--130
    Publication Info: Provo, Utah, M.L. Bean Life Science Museum, Brigham Young University,
  2. By: Northstrom, T E
    Type: Article
    In: The Great Basin naturalist
    Volume: 36
    Date: 1976
    Page Range: 458--460
    Publication Info: Provo, Utah, M.L. Bean Life Science Museum, Brigham Young University,