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Thewissen, J.G.M.; Gingerich, P. D.; Russell D.E. 1987. Artiodactyla and Perissodactyla (Mammalia) from the Early-Middle Eocene Kuldana Formation of Kohat (Pakistan). Contributions from the Museum of Paleontology (The University of Michigan, Ann Arbor) 27 (10): 247-274, 8 figs..






