†subfamily Ustatochoerinae Stevens and Stevens 2007 (oreodont)

Mammalia - Artiodactyla - Merycoidodontidae

Full reference: M. S. Stevens and J. B. Stevens. 2007. Family Merycoidodontidae. The Evolution of Artiodactyls 157-168

Parent taxon: Merycoidodontidae according to M. S. Stevens and J. B. Stevens 2007

Sister taxa: Aclistomycterinae, Brachycrurinae, Desmatochoerinae, Eporeodontinae, Leptaucheniinae, Merychyinae, Merycochoerinae, Merycoidodontinae, Miniochoerinae, Oreonetinae, Phenacocoelinae, Promerycochoerinae, Ticholeptinae, Eucrotaphus, Diplotremus

Subtaxa: Mediochoerus Ustatochoerus

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Ecology: ground dwelling herbivore

Distribution:

• Hemphillian of United States (2: Nebraska collections)

• Miocene of United States (77: California, Colorado, Kansas, Nebraska, New Mexico, South Dakota, Texas, Wyoming)

• Arikareean of United States (3: Texas)

Total: 82 collections including 84 occurrences

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