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  1. By: MacKay, R. H.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 68
    Issue: 1
    Date: 1954
    Page Range: 28--30
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  2. By: McTaggart-Cowan, Ian, - MacKay, R. H.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 64
    Issue: 3
    Date: 1950
    Page Range: 100--104
    Publication Info: Ottawa Ottawa Field-Naturalists' Club