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By: Lloyd, Hoyes - Lanning, Robert G. - Davis, SheldonType: ArticleIn: The Canadian field-naturalistVolume: 64Series:Issue: 4Date: 1950Page Range: 140--142Publication Info: Ottawa Ottawa Field-Naturalists' ClubSubjects:
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By: Brown, N. R. - Lanning, Robert G.Type: ArticleIn: The Canadian field-naturalistVolume: 68Series:Issue: 4Date: 1954Page Range: 171--180Publication Info: Ottawa Ottawa Field-Naturalists' ClubSubjects:
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By: Lloyd, Hoyes - Lanning, Robert G.Type: ArticleIn: The Canadian field-naturalistVolume: 62Series:Issue: 2Date: 1948Page Range: 47--65Publication Info: Ottawa Ottawa Field-Naturalists' ClubSubjects: