’Eupantotherians’

DESCRIBER    Marsh, 1878
TIME    Jurassic Late
Oxfordian Kimmeridgian
CLASS    Mammalia
CLADE    Cladotheria
SUPERORDER    Dryolestoidae
ORDER    Dryolestida
FAMILY    Dryolestidae
FOSSILSITE    Morrison Formation, Como Quarry 9, Chuck\'s Prospect,  Unspecified Como Quarry, Ninemile Hill (.cf), Wyoming, US
INFO

Large size genus (35% larger than Krebsotherium) characterized by a robust mandibular horizontal ramus and a very large coronoid process oriented between 80 and 90 degrees to the toothrow.

Synonyms: Herpatairus arcuatus (Marsh, 1878) Laolestes grandis (Simpson, 1927)