†family Leptochoeridae Marsh 1894 (even-toed ungulate)

Mammalia - Ungulata - Leptochoeridae

Full reference: O. C. Marsh. 1894. Description of Tertiary artiodactyles. American Journal of Science 48(285):259-275

Parent taxon: Dichobunoidea according to J. M. Theodor et al. 2007

See also Carroll 1988, Colbert 1938 and Scott 1940

Sister taxa: Acoessus, Cebochoeridae, Dichobunidae, Helohyidae, Homacodontidae, Mixtotheriidae, Raoellidae

Subtaxa: Diacodexis woltonensis Ibarus Laredochoerus Leptochoerus Stibarus

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Ecology: ground dwelling grazer-browser

Distribution:

• Miocene of United States (1: South Dakota collection)

• Oligocene of Canada (2: Saskatchewan), United States (42: Colorado, Nebraska, South Dakota, Wyoming)

• Eocene of Canada (4: Saskatchewan), Mexico (1), United States (24: California, Colorado, Montana, Nebraska, North Dakota, South Dakota, Texas, Wyoming)

Total: 74 collections including 82 occurrences

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