[MM] Alphadon sp.
Metatherians
DESCRIBER 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
TIME Cretaceous Late
Campanian Maastrichtian
CLASS Mammalia
COHORT Marsupialia
SUPERORDER \"Ameridelphia\"
ORDER Didelphimorphia
FAMILY \"Alphadontidae\"
FOSSILSITE
Greasewood Creek, Lance Formation, Wyoming, US
Stumpf, Hell Creek Formation, North Dakota, US
Eureka Quarry, Hell Creek Formation, South Dakota, US
Long Fall, Ravenscrag Formation, Saskatchewan, Canada
North Horn Formation, Utah, US
Dakota Formation, Utah, US [Cenomanian]
Smokey Hollow Member of the Straight Cliffs Formation, Utah, US
Cedar Canyon ?Straight Cliffs Formation, Utah, US [Coniacian-Santonian]
Pine Valley Mountains, Iron Springs Formation, Utah, US [Coniacian-Santonian]
Vedigris Coulee, Milk River Formation, Alberta, Canada
Campbell Canyon, Wahweap Formation, Utah, US
Musselshell River, Judith River Formation, Montana, US
Formost Formation - Oldman Formation, Alberta, Canada
Lower Hunter Wash, Fruitland Formation - Kirtland Formation, Texas, US
Talley Mountain; Running Lizard, Aguja Formation, Texas, 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)