Mammalia - Artiodactyla - Agriochoeridae

Synonyms: Agriotherium paradoxicus Scott 1898, Chorotherium paradoxicus Scott 1898, Hyomeryx breviceps Marsh 1894, Protoreodon paradoxicus Scott 1898

Belongs to Protoreodon according to Scott and Osborn 1887

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

Ecology: scansorial herbivore

Average measurements (in mm): M1 8.71 x 10.21, M2 9.59 x 11.21, M3 10.1 x 12.1, m1 8.14 x 6.39, m2 10.5 x 8.3