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<p>Book digitized by Google and uploaded to the Internet Archive by user tpb.
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<br>Subjects: species; tlie; color; pale; anterior; upper; tail; posterior; wing; coverts; wing coverts; tail coverts; external margin; young stages; closely allied; upper plumage; upper surface; upper mandible; anterior side; tail feathers</div>
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New York Academy of Sciences</div>
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