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By: International Ornithological Congress Amsterdam, Netherlands) - Beaufort, L. F. De. - Beaufort, L. F. de (Lieven Ferdinand),Edition:Publication info: Den Helder (Neth.), C. de Boer Jr, 1931Volume: no.7 (1931)Series:Holding Institution: Harvard University, Museum of Comparative Zoology, Ernst Mayr LibrarySubjects:BHL Collections: