Mammalia - Artiodactyla - Merycoidodontidae
Synonym: Merychyus euryops Cope 1899
Full reference: E. D. Cope. 1884. Synopsis of the species of Oreodontidae. Paleontological Bulletin 38:503-572
Belongs to Merychyus according to M. S. Stevens et al. 2023
See also Cope 1884, Hay 1902, Kelly and Lander 1988, Lander 1998, Morgan et al. 2009, Parris and Grandstaff 2003, Schultz and Falkenbach 1947, Stevens and Stevens 2007 and Thorpe 1937
Sister taxa: Merychyus (Metoreodon), Merychyus calaminthus, Merychyus elegans, Merychyus minimus, Merychyus relictus, Merychyus verrucomalus
Subtaxa: Merychyus arenarum idahoensis Merychyus arenarum leptorhynchus
Type specimens:
- Merychyus arenarum: AMNH 8146, a partial skeleton (Skull with P3-M3 (lacking portion anterior of P3, and left zygomatic arch), partial mandible with i1-m3, partial radius, partial ulna, partial tibia, and pes el)
- Merychyus euryops:
Ecology: ground dwelling herbivore
Distribution:
• Miocene of United States (9: Colorado, Idaho, Montana, Nebraska, Oregon, South Dakota, Wyoming collections)
• Harrisonian of United States (8: Wyoming)
• Arikareean of United States (6: Oregon, Wyoming)
Total: 23 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.