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By: Taylor, RogerType: ArticleIn: The Canadian field-naturalistVolume: 95Series:Issue: 3Date: 1981Page Range: 231--231Publication Info: Ottawa Ottawa Field-Naturalists' ClubSubjects:
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By: Taylor, RogerType: ArticleIn: The Canadian field-naturalistVolume: 95Series:Issue: 3Date: 1981Page Range: 236--240Publication Info: Ottawa Ottawa Field-Naturalists' ClubSubjects: