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  1. By: Macgregor, John R - Westerman, Albert G.
    Type: Article
    In: Transactions of the Kentucky Academy of Science
    Volume: 43
    Issue: 3-4
    Date: 1982-09
    Page Range: 136--137
    Publication Info: [Lexington, Ky.], Kentucky Academy of Science, 1923-1997
  2. By: Westerman, Albert G.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 96
    Issue: 3
    Date: 1982
    Page Range: 354--355
    Publication Info: Ottawa Ottawa Field-Naturalists' Club