Ustatochoerus
Extinct genus of mammals
title: "Ustatochoerus" type: doc version: 1 created: 2026-02-28 author: "Wikipedia contributors" status: active scope: public tags: ["oreodonts", "miocene-artiodactyla", "miocene-extinctions", "miocene-mammals-of-north-america", "arikareean", "hemingfordian", "barstovian", "clarendonian", "hemphillian", "fossil-taxa-described-in-1941", "prehistoric-artiodactyla-genera"] description: "Extinct genus of mammals" topic_path: "general/oreodonts" source: "https://en.wikipedia.org/wiki/Ustatochoerus" license: "CC BY-SA 4.0" wikipedia_page_id: 0 wikipedia_revision_id: 0
::summary Extinct genus of mammals ::
| fossil_range = Arikareean-Hemphillian ~ | image = | image_caption = M. elegans fossil, Royal Ontario Museum | taxon = Ustatochoerus | authority = Schultz and Falkenbach, 1941 | subdivision_ranks = Species | subdivision = See text
Ustatochoerus is an extinct genus of oreodont of the family Merycoidodontidae, endemic to North America. It lived during the late Oligocene to Miocene, 24–10.3 mya, existing for approximately 14 mya. Fossils are widespread through the central and western United States.
Taxonomy
Species of Ustatochoerus include U. calaminthus, U. californicus, U. leptoscelus, U. major, U. medius, U. profundus, and U. tedfordi.
Description
Ustatochoerus was a herbivore with a short face, tusk-like canine teeth, heavy body, long tail, short feet, and four-toed hooves.
References
References
- "Fossilworks: Ustatochoerus".
- May, Steven R. 2019. The Lapara Creek Fauna: Early Clarendonian of south Texas, USA. Palaeontologia Electronica 22.1.15A 1-129. https://doi.org/10.26879/929 https://palaeo-electronica.org/content/2019/2445-lapara-creek
- M. S. Stevens and J. B. Stevens. 2007. Family Merycoidodontidae. In D. R. Prothero, S. E. Foss (eds.), The Evolution of Artiodactyls 157-168.
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