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By: Barkley, William D.Type: ArticleIn: The Canadian field-naturalistVolume: 86Series:Issue: 2Date: 1972Page Range: 162--162Publication Info: Ottawa Ottawa Field-Naturalists' ClubSubjects:
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By: Barkley, William D. - Edwards, R. YorkType: ArticleIn: The Canadian field-naturalistVolume: 85Series:Issue: 1Date: 1971Page Range: 1--2Publication Info: Ottawa Ottawa Field-Naturalists' ClubSubjects: