Allotherians

DESCRIBER    Marsh, 1881
TIME    Jurassic Late
CLASS    Mammalia
SUBCLASS    Allotheria
ORDER    Multituberculata
SUBORDER    Plagiaulacida
FAMILY    Allodontidae
FOSSILSITE    Como Quarry, Morrison Formation, Wyoming, United States
FALL UNDER    Ctenacodon serratus
INFO
Ctenacodon serratus (Marsh, 1879 ) > Ctenacodon laticeps  (Marsh, 1881) > Ctenacodon scindens (Simpson, 1928) > Ctenacodon sp. (Simpson, 1928 / Engelmann & Callison, 1998 / Engelmann, 2004 ) Typespecies: YPM 11761 a left palate with all the premolars and molars in place.