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By: Portnoy, John W - Dodge, Wendell EType: ArticleIn: The Wilson bulletinVolume: 91Series:Issue: 1Date: 1979Page Range: 104--117Publication Info: Columbus, Ohio, Wilson Ornithological Society, 1894-Subjects:
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By: Portnoy, John WType: ArticleIn: Transactions of the Linnaean Society of New YorkVolume: 9Series:Issue:Date: 1980-12Page Range: 127--133Publication Info: New York, The Society, 1882-Subjects: