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By: Hughes, William M.Type: ArticleIn: The Canadian field-naturalistVolume: 75Series:Issue: 3Date: 1961Page Range: 169--170Publication Info: Ottawa Ottawa Field-Naturalists' ClubSubjects:
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By: Hughes, William M.Type: ArticleIn: The Canadian field-naturalistVolume: 77Series:Issue: 1Date: 1963Page Range: 62--63Publication Info: Ottawa Ottawa Field-Naturalists' ClubSubjects: