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By: Tingley, Stuart I.Type: ArticleIn: The Canadian field-naturalistVolume: 92Series:Issue: 2Date: 1978Page Range: 199--199Publication Info: Ottawa Ottawa Field-Naturalists' ClubSubjects:
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By: Freedman, B. - Beauchamp, C. - McLaren, I. A. - Tingley, Stuart I.Type: ArticleIn: The Canadian field-naturalistVolume: 95Series:Issue: 3Date: 1981Page Range: 307--311Publication Info: Ottawa Ottawa Field-Naturalists' ClubSubjects: