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By: Douglass, Richard - McDonald, DonaldType: ArticleIn: The Canadian field-naturalistVolume: 90Series:Issue: 1Date: 1976Page Range: 82--83Publication Info: Ottawa Ottawa Field-Naturalists' ClubSubjects:
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By: Douglass, RichardType: ArticleIn: The Canadian field-naturalistVolume: 91Series:Issue: 3Date: 1977Page Range: 237--247Publication Info: Ottawa Ottawa Field-Naturalists' ClubSubjects:
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By: Monteverde, Martín - Piudo, Luciana - Hodara, Karina - Douglass, RichardType: ArticleIn: Ecología australVolume:Series:Issue:Date: 2011-06-01Page Range:Publication Info:Subjects: