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  1. By: Underhill, J. Edward
    Type: Article
    In: The Canadian field-naturalist
    Volume: 75
    Issue: 3
    Date: 1961
    Page Range: 167--168
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  2. By: Underhill, J. Edward
    Type: Article
    In: The Canadian field-naturalist
    Volume: 73
    Issue: 2
    Date: 1959
    Page Range: 128--129
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  3. By: Underhill, J. Edward
    Type: Article
    In: The Canadian field-naturalist
    Volume: 76
    Issue: 3
    Date: 1962
    Page Range: 177--178
    Publication Info: Ottawa Ottawa Field-Naturalists' Club