Eutherians

DESCRIBER    Clemens, 1973, 1995; Sloan and Russell, 1974; Carpenter, 1979; Clemens et al. 1979; Fox, 1989; mCifelli, 1990; Everle and Lillegraven, 1998; Hunter and Archibald, 2002
TIME    Cretaceous Late
Campanian Maastrichtian
CLASS    Mammalia
INFRACLASS    Eutheria
MAGNORDER    Epitheria
SUPERORDER    Insectivora
ORDER    Lepticida
FAMILY    Gypsonictopsidae
FOSSILSITE    

Type Judithian; Hill County, Judith River Formation, Montana, US
Dinosaur Park Formation, Alberta, Canada
Wind River Basin, Wyomig, US
Kaiparowits Plateau, Kaparowits Formation, Utah, US
Scabby Butte, St. Mary River Formation, Alberta, Canada
Claw Butte; Blacktail Creek, Hell Creek Formation, Montana, US
Colville River, Prince Creek Formation, Alaska, US
Hanna Basin, Ferris Formation, Wyomig, US
Weld County, Laramie Formation, Colorado, US
INFO

Gypsonictops hypoconus (Simpson, 1927 ) > Gypsonictops illuminatus (Lillegraven, 1969) > Gypsonictops lewisi (Sahni, 1972) > Gypsonictops clemensi (Rigby and Wolberg, 1987) > Gypsonictops sp. (Clemens, 1973, 1995; Sloan and Russell, 1974; Carpenter, 1979; Clemens et al. 1979; Fox, 1989; mCifelli, 1990; Everle and Lillegraven, 1998; Hunter and Archibald, 2002)