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Leptoreodon
''Leptoreodon'' is a small extinct genus of Artiodactyla, of the family Protoceratidae, endemic to North America from the Eocene epoch (Uintan to Duchesnean stage) 40.2—33.9 Ma, existing for approximately .〔(PaleoBiology Database: ''Leptoreodon'', basic info )〕 ==Taxonomy== ''Leptoreodon'' was named by Wortman (1898). It was assigned to Hypertragulidae by Peterson (1919); and to Protoceratidae by Wortman (1898), Carroll (1988), Prothero (1998) and Prothero and Ludtke (2007).〔O. A. Peterson. 1919. Annals of Carnegie Museum 12(2)〕〔R. L. Carroll. 1988. Vertebrate Paleontology and Evolution. W. H. Freeman and Company, New York 1-698 〕〔D. R. Prothero and J. A. Ludtke. 2007. Family Protoceratidae. in D. R. Prothero and S. Foss (eds.), The Evolution of Artiodactyls 169-176〕
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