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  1. By: Griffiths, Deirdre E.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 114
    Issue: 3
    Date: 2000
    Page Range: 550--551
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  2. By: Griffiths, Deirdre E.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 87
    Issue: 2
    Date: 1973
    Page Range: 182--183
    Publication Info: Ottawa Ottawa Field-Naturalists' Club