’Tribotherians’ (Stem Boreasphenidans)

DESCRIBER    Fox, 1972
TIME    Cretaceous Late
Campanian
CLASS    Mammalia
SUBCLASS    Boreasphenida
ORDER    Aegialodontidae
FAMILY    Incertae Sedis
FOSSILSITE    Milk River Formation, Alberta, Canada
INFO

Type species by monotype. Nessov, 1987 used the family name Potamotelsidae, however according to ICZN (1999, art 13, Exclusion 13.6.1), this name is not available.