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By: Austin, Matthew A. - Obbard, Martyn E. - Kolenosky, George B.Type: ArticleIn: The Canadian field-naturalistVolume: 108Series:Issue: 2Date: 1994Page Range: 236--238Publication Info: Ottawa Ottawa Field-Naturalists' ClubSubjects:
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By: Obbard, Martyn E. - Brooks, Ronald J.Type: ArticleIn: The Canadian field-naturalistVolume: 95Series:Issue: 3Date: 1981Page Range: 350--352Publication Info: Ottawa Ottawa Field-Naturalists' ClubSubjects:
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By: Obbard, Martyn E. - Down, Norman E.Type: ArticleIn: The Canadian field-naturalistVolume: 98Series:Issue: 2Date: 1984Page Range: 254--255Publication Info: Ottawa Ottawa Field-Naturalists' ClubSubjects:
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By: Romain, Derrick A. - Obbard, Martyn E. - Atkinson, James L.Type: ArticleIn: The Canadian field-naturalistVolume: 127Series:Issue: 2Date: 2013-10-24Page Range: 118--130Publication Info: Ottawa Ottawa Field-Naturalists' ClubSubjects:
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By: Usui, Masayuki - Kevan, Peter G., - Obbard, Martyn E.Type: ArticleIn: The Canadian field-naturalistVolume: 119Series:Issue: 1Date: 2005-01-01Page Range: 48--57Publication Info: Ottawa Ottawa Field-Naturalists' ClubSubjects: