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By: McTaggart-Cowan, Ian, - MacKay, R. H.Type: ArticleIn: The Canadian field-naturalistVolume: 64Series:Issue: 3Date: 1950Page Range: 100--104Publication Info: Ottawa Ottawa Field-Naturalists' ClubSubjects:
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By: MacKay, R. H.Type: ArticleIn: The Canadian field-naturalistVolume: 68Series:Issue: 1Date: 1954Page Range: 28--30Publication Info: Ottawa Ottawa Field-Naturalists' ClubSubjects: