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By: Davison, D. W.Type: ArticleIn: The Canadian field-naturalistVolume: 39Series:Issue: 9Date: 1925-12Page Range: 197--198Publication Info: Ottawa Ottawa Field-Naturalists' ClubSubjects:
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By: Davison, D. W.Type: ArticleIn: The Canadian field-naturalistVolume: 40Series:Issue: 3Date: 1926-03Page Range: 66--66Publication Info: Ottawa Ottawa Field-Naturalists' ClubSubjects: