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  1. By: Morton, Martin L - Pereyra, Maria E.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 125
    Issue: 1
    Date: 2011-01-01
    Page Range: 61--62
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  2. By: Morton, Martin L - Pereyra, Maria E.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 122
    Issue: 3
    Date: 2008-07-01
    Page Range: 268--269
    Publication Info: Ottawa Ottawa Field-Naturalists' Club