Mammalia Linnaeus, 1758
Allostylops Zheng, 1979
Anastylops Ameghino, 1897
Anatolostylops Zhai, 1978
Arctostylops Matthew, 1915
Asiostylops
Palaeostylops Matthew & Granger, 1925
Sinostylops Tang & Yan, 1976
