ammonites
Protoreodon petersoni Gazin 1955 (agriochoerid)

Mammalia - Artiodactyla - Agriochoeridae

Full reference: C. L. Gazin. 1955. Smithsonian Miscellaneous Collections 128(8)

Belongs to Protoreodon according to C. L. Gazin 1955

Sister taxa: Protoreodon minimus, Protoreodon minor, Protoreodon pacificus, Protoreodon parvus, Protoreodon pearcei, Protoreodon pumilus, Protoreodon transmontanus, Protoreodon walshi

Type specimen: Its type locality is Myton Pocket, which is in an Uintan terrestrial horizon in the Uinta Formation of Utah

Ecology: scansorial herbivore

Average measurements (in mm): M1 7.40 x 8.70, M2 7.80 x 9.80, M3 8.50 x 10.70, m1 6.40 x 5.24, m2 7.50 x 6.20, m3 11.1 x 6.2