Oreonetes is an extinct genus of oreodont endemic to North America from the Late Eocene 38.0—33.9 Ma living approximately .[1]
Oreonetes was a very small browsing oreodont found in the forest undergrowth in the Western United States during the Late Eocene.
Oreonetes was named by Loomis (1924). It is not extant. It was assigned to Merycoidodontidae by Loomis (1924) and Lander (1998).[2]
Fossils are widespread through the western United States.
O. ancepsO. douglassi[3]
Aclistomycter, Bathygenys, Brachycrus (syn. Pronomotherium), Desmatochoerus, Eporeodon (syn. Hypselochoerus, Pseudodesmatochoerus), Hypsiops (syn. Pseudomesoreodon, Submerycochoerus), Leptauchenia (syn. Brachymeryx, Cyclopidius, Hadroleptauchenia, Pithecistes, Pseudocyclopidius), Limnenetes, Mediochoerus, Merycoides (syn. Paramerychyus), Merycochoerus, Merycoidodon (syn. Blickohyus, Genetochoerus, Oreodon, Otionohyus, Paramerycoidodon, Prodesmatochoerus, Promesoreodon, Subdesmatochoerus), Mesoreodon, Miniochoerus (syn. Parastenopsochoerus, Platyochoerus, Stenopsochoerus), Oreodontoides, Paroreodon (syn. Epigenetochoerus), Phenacocoelus, Sespia (syn. Megasespia), Ticholeptus (syn. Poatrephes).