-
By: Court, G. S. - Gates, C. Cormack - Boag, David A. (David Archibald), - MacNeil, J. D. - Bradley, D. M. - Fesser, A. C. - Patterson, J. R. - Stenhouse, Gordon B. - Oliphant, L WType: ArticleIn: The Canadian field-naturalistVolume: 104Series:Issue: 2Date: 1990Page Range: 255--272Publication Info: Ottawa Ottawa Field-Naturalists' ClubSubjects: