Metatherians

DESCRIBER    Gregory & Simpson, 1926
TIME    Cretaceous Late
Campanian
CLASS    Mammalia
INFRACLASS    Metatheria
COHORT    Deltatheroida
FAMILY    Deltatheridiidae
FOSSILSITE    Djadokhta Formation, Gobi Dessert, Mongolia
INFO

Type species by monotype. The poorly known upper molars of Deltatheroides approach more those of the Guriliin Tsav skull tham those of Deltatheridium; on the other hand, reduction in the size of M4 allies Deltatheroides with Deltatheroida, rather than marsupials.