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  1. By: Mcisaac, H P
    Type: Article
    In: The Canadian field-naturalist
    Volume: 111
    Issue: 3
    Date: 1997
    Page Range: 473--475
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  2. By: Mcisaac, H P
    Type: Article
    In: Journal of the Lepidopterists' Society
    Volume: 45
    Date: 1991
    Page Range: 62--63
    Publication Info: [New Haven, Conn.] Lepidopterists' Society 1959-