Mammalia Linnaeus, 1758
Aethomylos Novacek, 1976
Anisorhizus Ameghino, 1902
Dakotadens Eaton, 1993
Falepetrus Clemens & Lillegraven, 1986
Holoclemensia Slaughter, 1968
Paleomolops Cifelli, 1994
Russellmys Estravis, 1990
Tetraprothomo Ameghino, 1884
Tribotherium Sigogneau-Russell, 1991
Zygiocuspis Cifelli, 1990
