Mammalia - Artiodactyla - Merycoidodontidae

Alternative combinations: Promerycochoerus grandis, Promerycochoerus montanus grandis

Synonyms: Megoreodon fricki Schultz and Falkenbach 1954, Megoreodon grandis loomisi Schlaikjer 1934, Megoreodon hollandi Douglass 1907, Promerycochoerus gregoryi loomisi Schlaikjer 1934, Promerycochoerus hollandi Douglass 1907, Promerycochoerus loomisi Schlaikjer 1934, Promerycochoerus lulli Thorpe 1921, Superdesmatochoerus lulli Thorpe 1921

Full reference: E. Douglass. 1907. Some new merycoidodonts. Annals of Carnegie Museum 4:99-109

Belongs to Megoreodon according to M. S. Stevens et al. 2023

See also Douglass 1907, Lander 1998, Macdonald 1970, Morgan and Lucas 2003, Schlaikjer 1934, Schultz and Falkenbach 1940, Schultz and Falkenbach 1954, Skinner et al. 1968, Stevens and Stevens 2007, Tabrum and Nichols 2001, Thorpe 1921 and Thorpe 1937

Sister taxa: none

Type specimens:

• Megoreodon grandis: CMN 990, a partial skeleton (a .skull with mandible, cervical and lumbar vertebrre, a femur, a humerus, portions of a scapula, a radius, an ulna, a pelvis and a tibia.)
• Megoreodon fricki: F:AM 33308, a partial skeleton (Skull with I1-M3, mandible with i1-m3, and most of skeleton). Its type locality is Big Muddy Creek, which is in an Arikareean terrestrial horizon in Wyoming.
• Promerycochoerus hollandi: CM 1194, a partial skeleton (the greater portion of a sku\1 with a nearly complete mandible, a humerus, the cervical vertebrre, the great portion of a front foot, and a hind limb including ).
• Promerycochoerus loomisi: Its type locality is Bear Creek Mountain (East), which is in an Arikareean terrestrial horizon in the Harrison Formation of Wyoming.
• Promerycochoerus lulli: YPM 10234, a partial skull (Crushed skull with I2-M3 and mandible with i1-m3).

Distribution:

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Specimen images are retrieved through the ePANDDA API.