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By: Robarts, Richard D.Type: ArticleIn: The Canadian field-naturalistVolume: 93Series:Issue: 4Date: 1979Page Range: 459--460Publication Info: Ottawa Ottawa Field-Naturalists' ClubSubjects:
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By: Robarts, Richard D.Type: ArticleIn: The Canadian field-naturalistVolume: 91Series:Issue: 4Date: 1977Page Range: 430--431Publication Info: Ottawa Ottawa Field-Naturalists' ClubSubjects: