Merycoidodon major Leidy 1853

Mammalia - Artiodactyla - Merycoidodontidae

Alternative combinations: Eporeodon major, Eucrotaphus (Oreodon) major, Eucrotaphus major, Merycoidodon (Otarohyus) major, Mesoreodon major, Oreodon major, Paramerycoidodon (Barbourochoerus) major, Paramerycoidodon major

Synonyms: Desmatochoerus (Paradesmatochoerus) anthonyi Schultz and Falkenbach 1968, Eporeodon hybridus Leidy 1869, Eporeodon major hybridus Leidy 1869, Genetochoerus (Osbornohyus) chamberlaini Schultz and Falkenbach 1968, Merycoidodon (Blickohyus) lynchi Schultz and Falkenbach 1968, Merycoidodon hybridus Leidy 1869, Merycoidodon lambi Schultz and Falkenbach 1968, Merycoidodon lynchi Schultz and Falkenbach 1968, Oreodon hybridus Leidy 1869, Otionohyus (Otarohyus) alexi Schultz and Falkenbach 1968, Otionohyus (Otarohyus) hybridus Leidy 1869, Otionohyus hybridus Leidy 1869, Paramerycoidodon (Gregoryochoerus) wanlessi Schultz and Falkenbach 1968, Promesoreodon scanloni Schultz and Falkenbach 1949, Subdesmatochoerus shannonensis Schultz and Falkenbach 1954

Belongs to Merycoidodon according to M. S. Stevens and J. B. Stevens 2007

See also Cope 1884, Fremd 1994, Galbreath 1953, Hay 1902, Lander 1998, Leidy 1856, Leidy 1857, Leidy 1873, Marsh 1875, Schultz and Falkenbach 1949, Schultz and Falkenbach 1954, Schultz and Falkenbach 1968, Scott 1940, Scott and Osborn 1887, Stevens et al. 2023, Stevens and Stevens 1996, Thorpe 1921, Thorpe 1924 and Thorpe 1937

Sister taxa: Merycoidodon (Anomerycoidodon), Merycoidodon (Blickohyus), Merycoidodon (Merycoidodon), Merycoidodon (Otarohyus), Merycoidodon bullatus, Merycoidodon culbertsonii, Merycoidodon minor, Merycoidodon presidioensis, Paramerycoidodon (Barbourochoerus), Paramerycoidodon (Gregoryochoerus), Genetochoerus (Osbornohyus)

Type specimens:

  • Merycoidodon major: USNM 19099, a maxilla
  • Desmatochoerus (Paradesmatochoerus) anthonyi: F:AM 72392, a skull. Its type locality is Tremain, which is in an Arikareean terrestrial horizon in Wyoming.
  • Genetochoerus (Osbornohyus) chamberlaini: UNSM 28340, a partial skull. Its type locality is UNSM Mo-111 (Upper Whitney), which is in a Whitneyan terrestrial horizon in the Brule Formation of Nebraska.
  • Merycoidodon (Blickohyus) lynchi: F:AM 45297, a skull.
  • Merycoidodon lambi: F:AM 72139, a partial skeleton.
  • Merycoidodon lynchi: F:AM 45297, a skull.
  • Oreodon hybridus: ANSP 10860, a partial skull.
  • Otionohyus (Otarohyus) alexi: F:AM 72060, a skull.
  • Paramerycoidodon (Gregoryochoerus) wanlessi: F:AM 72014, a skull.
  • Promesoreodon scanloni: F:AM 45329, a partial skull (Partial skull with C/-P1 rt. and P2(br.) - M3 and partial mandible with i1-p2 rt. and PrMa,).
  • Subdesmatochoerus shannonensis: AMNH 1310, a partial skull (partial skull with I1-M3 (I3 rt., dP4 present on right side, P4 erupt. on left side)).

Distribution:

• Arikareean of United States (2: Wyoming collections)

• Oligocene of United States (28: Colorado, Nebraska, North Dakota, South Dakota, Wyoming)

Total: 30 collections including 31 occurrences

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Specimen images are retrieved through the ePANDDA API.


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