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By: Crowder, A. A. - Harmsen, R.Type: ArticleIn: The Canadian field-naturalistVolume: 112Series:Issue: 3Date: 1998Page Range: 410--418Publication Info: Ottawa Ottawa Field-Naturalists' ClubSubjects:
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By: Crowder, A. A. - Harmsen, R. - Blatt, Suzanne.Type: ArticleIn: The Canadian field-naturalistVolume: 121Series:Issue: 2Date: 2007-04-01Page Range: 182--190Publication Info: Ottawa Ottawa Field-Naturalists' ClubSubjects: