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Richard von König-Warthausen (category German ornithologists)Warthausen (6 February 1830 – 4 January 1911) was a German nobleman and ornithologist. His collections of eggs and birds were transferred to the museum of...7 KB (688 words) - 17:11, 13 January 2024
IOC World Bird List Version 10.2. International Ornithologists' Union. Retrieved 2 January 2020. Heynen, I. (1999). Genus Haplophaedia. Pp. 643 in: del...4 KB (194 words) - 00:15, 14 January 2024
Oreotrochilus in South America. The Auk 99(2), 376-78. Fjeldså, J. and I. Heynen (1999). Genus Oreotrochilus. pp. 623–24 In: del Hoyo, J., et al. (eds.)...4 KB (394 words) - 00:26, 3 January 2024
IOC World Bird List Version 10.2. International Ornithologists' Union. Retrieved 2 January 2020. Heynen, I. (1999). Genus Eriocnemis. pp. 639–641 in: del...4 KB (411 words) - 00:22, 3 January 2024
