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By: Agro, David J - Ridgely, Robert SType: ArticleIn: Bulletin of the British Ornithologists' ClubVolume: 118Series:Issue:Date: 1998Page Range: 122--123Publication Info: London, British Ornithologists' Club, 1893-Subjects:
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By: Krabbe, Niels, - Ridgely, Robert SType: ArticleIn: Bulletin of the British Ornithologists' ClubVolume: 130Series:Issue:Date: 2010Page Range: 3--7Publication Info: London, British Ornithologists' Club, 1893-Subjects:
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By: Jahn, Olaf - Robbins, Mark B - Valenzuela, Patricio Mena - Coopmans, Paul, - Ridgely, Robert S - Schuchmann, Karl-LType: ArticleIn: Bulletin of the British Ornithologists' ClubVolume: 120Series:Issue:Date: 2000Page Range: 16--22Publication Info: London, British Ornithologists' Club, 1893-Subjects: