’Tribotherians’ (Stem Boreasphenidans)

DESCRIBER    Kermack, Lees & Mussett, 1965
TIME    Cretaceous Early
Valanginian
CLASS    Mammalia
SUBCLASS    Boreasphenida
ORDER    Aegialodontia
FAMILY    Aegialodontidea
FOSSILSITE    Wadhurst Formation, Cliff End, East Sussex, England, Britain
INFO

Type species by monotype. BAsed on the holotype (sibgle lower molar) of the type species