DESCRIBER    Lillegraven, 1969
TIME    Cretaceous Late
Campanian Maastrichtian
CLASS    Mammalia
COHORT    Marsupialia
SUPERORDER    \"Ameridelphia\"
ORDER    Didelphimorphia
FAMILY    \"Alphadontidae\"
FOSSILSITE    

Williams Fork Formation, Colorado, US
Type Lance, Lance Formation, Wyoming, US
Hell Creek; Blacktail Creek; Hell Creek Formation, Montana, US
Trochu, Scollard Formation, Alberta, Canada

Alphadon cf. wilsoni

Claw Butte, Hell Creek Formation, Montana, US
INFO

Alphadon marshi (Simpson, 1927) > Alphadon attaragos (Lillegraven & McKenna, 1986) > Alphadon clemensi (Eaton, 1993) > Alphadon eatoni (Cifelli & Muizon, 1998) > Alphadon halleyi (Sahni, 1972) > Alphadon jasoni (Storer, 1991) > Alphadon lillegraveni (Eaton, 1993) > Alphadon perexiguus (Cifelli, 1994) > Alphadon sahni (Lillegraven & McKenna, 1986) > Alphadon wilsoni (Lillegraven, 1969) > Alphadon sp. (Fox, 1971, 1976, 1989; Breithaupt, 1982; Wilson, 1983; Standhart, 1986; Fiorillo, 1989; Eaton, 1993, 1999; Hoganson, et al. 1994; Sankey, 1998; Cifelli et al, 1999; Eaton et al., 1999)