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By: Chubbs, Tony E. - Schaefer ,James A.Type: ArticleIn: The Canadian field-naturalistVolume: 111Series:Issue: 2Date: 1997Page Range: 238--242Publication Info: Ottawa Ottawa Field-Naturalists' ClubSubjects:
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By: Schaefer ,James A. - Luttich, Stuart N.Type: ArticleIn: The Canadian field-naturalistVolume: 112Series:Issue: 3Date: 1998Page Range: 486--490Publication Info: Ottawa Ottawa Field-Naturalists' ClubSubjects: