[MM] Dinnetherium nezorum
The Earliest-Known Stem Mammals
DESCRIBER Jenkins et al., 1983
TIME Jurassic Early
Sinemurian
CLASS Mammalia
SUBCLASS Incertae Sedis
ORDER Morganucodonta (Kermack, et al., 1973)
FAMILY Megazostrodontidae (Gow, 1986)
FOSSILSITE Kayenta Formation, Gold Springs, Arizona, United States
INFO
Typespecies by monotype. Known from denteries with complete dentition and upper premolars and molars, plus disarticulated baiscranial elements.