Merycochoerus matthewi Loomis 1924 (oreodont)

Mammalia - Artiodactyla - Merycoidodontidae

Full reference: F. B. Loomis. 1924. Miocene oreodonts in the American Museum. Bulletin of the American Museum of Natural History 51(1):1-37

Belongs to Merycochoerus according to C. B. Schultz and C. H. Falkenbach 1940

See also Loomis 1924 and Stevens and Stevens 2007

Sister taxa: Merycochoerus (Brachycrus), Merycochoerus chelydra, Merycochoerus magnus, Merycochoerus pinensis, Merycochoerus proprius

Type specimen: AM 12970, a partial skeleton (Skullwith I1(rt.)-M3 (lacking supraoccipital region), mandible with i1(br.)-m3, radius, ulna, manus, and skeletal fragments). Its type locality is AMNH Rosebud 18, which is in a Harrisonian terrestrial horizon in the Rosebud Formation of South Dakota.

Ecology: ground dwelling herbivore

Distribution:

• Miocene of Panama (2 collections), United States (3: Colorado, Oregon)

• Harrisonian of United States (7: Nebraska, South Dakota, Wyoming)

• Arikareean of United States (2: Oregon)

Total: 14 collections each including a single occurrence

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Specimen images are retrieved through the ePANDDA API.


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