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By: Garrido, Orlando H. - Parkes, Kenneth C. (Kenneth Carrol) - Reynard, G B - Kirkconnell, Arturo - Sutton, RType: ArticleIn: The Wilson bulletinVolume: 109Series:Issue: 4Date: 1997Page Range: 561--594Publication Info: Columbus, Ohio, Wilson Ornithological Society, 1894-Subjects: