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By: Amirault, Diane Louise - Kierstead, Jonathan - MacDonald, Peter R. N. - MacDonnell, LarryType: ArticleIn: The Canadian field-naturalistVolume: 118Series:Issue: 3Date: 2004-07-01Page Range: 444--446Publication Info: Ottawa Ottawa Field-Naturalists' ClubSubjects:
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By: MacDonald, Peter R. N. - Austin-Smith, Peter J.Type: ArticleIn: The Canadian field-naturalistVolume: 103Series:Issue: 2Date: 1989Page Range: 293--296Publication Info: Ottawa Ottawa Field-Naturalists' ClubSubjects: