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By: Orsi, Joseph A. - Gish, Robert K. - Wing, Bruce L.Type: ArticleIn: The Canadian field-naturalistVolume: 105Series:Issue: 1Date: 1991Page Range: 82--86Publication Info: Ottawa Ottawa Field-Naturalists' ClubSubjects:
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By: Wing, Bruce L. - Mercer, RwType: ArticleIn: The veligerVolume: 33Series:Issue:Date: 1990Page Range: 238--240Publication Info: Berkeley, CA, California Malacozoological Society,Subjects: