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Merycoidodon culbertsoni Leidy 1848 (oreodont)

Osteichthyes - Artiodactyla - Merycoidodontidae

PaleoDB taxon number: 353931

Alternative combinations: Merycoidodon culbertsonii, Oreodon culbertsoni, Oreodon culbertsonii

Synonyms: Cotylops speciosa Leidy 1851 (no. 45334), Genetochoerus periculorum Bump and Loomis 1930 (no. 46594), Merycoidodon lewisi Clark and Beerbower 1967 (no. 48310), Merycoidodon macrorhinus Douglass 1903 (no. 48312), Merycoidodon periculorum Bump and Loomis 1930 (no. 48314), Oreodon macrorhinus Douglass 1903 (no. 49392), Oreodon priscum Leidy 1851 (no. 49396), Oreodon priscus Leidy 1851 (no. 308004), Oreodon robustum Douglass 1902 (no. 49397), Otionohyus vanderpooli Schultz and Falkenbach 1968 (no. 49491), Otionohyus wardi Schultz and Falkenbach 1968 (no. 49492), Paramerycoidodon georgei Schultz and Falkenbach 1968 (no. 49869), Prodesmatochoerus lewisi Clark and Beerbower 1967 (no. 50740), Prodesmatochoerus macrorhinus Douglass 1903 (no. 50741), Prodesmatochoerus meekae Schultz and Falkenbach 1954 (no. 50742), Prodesmatochoerus periculorum Bump and Loomis 1930 (no. 50744)

Full reference: J. Leidy. 1848. On a new fossil genus and species of ruminantoid Pachydermata: Merycoidodon culbertsonii. Proceedings of the Academy of Natural Sciences of Philadelphia 4:40-51

Belongs to Merycoidodon according to M. S. Stevens and J. B. Stevens 1996

Sister taxa: Merycoidodon (Anomerycoidodon), Merycoidodon (Blickohyus), Merycoidodon bullatus, Merycoidodon major, Merycoidodon presidioensis, Otionohyus (Otarohyus), Paramerycoidodon (Barbourochoerus), Prodesmatochoerus natronensis, Genetochoerus (Osbornohyus)

Type specimens:

  • Merycoidodon culbertsoni: Its type locality is Northwestern End of Seamen Hills (Chadronian), which is in a Chadronian terrestrial horizon in Wyoming
  • Cotylops speciosa:
  • Merycoidodon lewisi: Its type locality is Peanut Peak, which is in a Chadronian terrestrial horizon in the Chadron Formation of South Dakota.
  • Merycoidodon periculorum: AM 6397, a skull (Skull with I1-M3 and mandible with i1-m3). Its type locality is Horsetail Creek, which is in a Chadronian terrestrial horizon in the White River Formation of Colorado.
  • Oreodon macrorhinus: CM 767, a partial skull.
  • Oreodon priscum:
  • Oreodon robustum: CM 56, a partial skull.
  • Otionohyus vanderpooli: F:AM 49766, a partial skeleton (Skull with I1-M3, humerus, partial femur, partial tibia, and fragments). Its type locality is UNSM Sx-13 (Chadron), which is in a Chadronian terrestrial horizon in Nebraska.
  • Otionohyus wardi: F:AM 49662, a partial skeleton (Skull with I1-M3, mandible with i1-m3(rt.) (m2 br.), partial scapula, 2 humeri, 2 radii, 2 ulnae, 2 partial manus, partial femur, 2 partial tibiae, partial pes,). Its type locality is Cedar Creek (Hat Creek Basin), which is in an Orellan terrestrial horizon in the Brule Formation of Nebraska.
  • Paramerycoidodon georgei: F:AM 45143, a partial skull. Its type locality is Cottonwood Pass (Lower Nodular Zone), which is in an Orellan terrestrial horizon in the Brule Formation of South Dakota.
  • Prodesmatochoerus meekae: F:AM 45023, a skull (Skull with I1-M3 and mandible with p1(rt.)-,m3). Its type locality is Old Woman Creek, which is in an Orellan terrestrial horizon in Wyoming.

Ecology: ground dwelling herbivore

Average measurements (in mm): M1 15.2 x 16.7, M2 18.5 x 20.1, M3 20.2 x 20.2, m1 12.8 x 10.2