Hippotragus niger subsp. niger
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Wilson, Don E. & Reeder, DeeAnn, 2005, Order Artiodactyla, Mammal Species of the World: a Taxonomic and Geographic Reference (3 rd Edition), Volume 1, Baltimore: The Johns Hopkins University Press, pp. 637-722
: 718
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718 |
Hippotragus niger
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Don E. Wilson & Russell A. Mittermeier, 2011, Bovidae, Handbook of the Mammals of the World – Volume 2 Hoofed Mammals, Barcelona: Lynx Edicions, pp. 444-779
: 641-642
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641-642 |
Hippotragus niger
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Wilson, Don E. & Reeder, DeeAnn, 2005, Order Artiodactyla, Mammal Species of the World: a Taxonomic and Geographic Reference (3 rd Edition), Volume 1, Baltimore: The Johns Hopkins University Press, pp. 637-722
: 718
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718 |
Hippotragus niger
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Peter Grubb, 1993, Order Artiodactyla, Mammal Species of the World (2 nd Edition), Washington and London: Smithsonian Institution Press, pp. 377-414
: 412-413
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412-413 |
Hippotragus niger
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James H. Honacki, Kenneth E. Kinman & James W. Koeppl, 1982, Order Artiodactyla, Mammal Species of the World (1 st Edition), Lawrence, Kansas, USA: Alien Press, Inc. & The Association of Systematics Collections, pp. 315-343
: 335-336
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335-336 |