Didelphimorphia Gill, 1872
Acrocyon Ameghino, 1887
Agustylus Ameghino, 1887
Allqokirus Marshall & de Muizon, 1988
Amphithereutes Ameghino, 1935
Angelocabrerus Simpson, 1970
Arctodictis Mercerat, 1891
Argyrolestes Ameghino, 1902
Arminiheringia Ameghino, 1902
Borhyaena Ameghino, 1887
Borhyaenidium Pascual & Bocchino, 1963
Chasicostylus Reig, 1957
Cladosictis Ameghino, 1887
Conodonictis Ameghino, 1891
Eutemnodus Bravard, 1858
Eutemodus
Hathlyacynus Ameghino, 1893
Ictioborus Ameghino, 1891
Lycopsis Cabrera, 1927
Nemolestes Ameghino, 1902
Notictis Ameghino, 1889
Notocynus Mercerat, 1891
Notogale Loomis, 1914
Palaeocladosictis Paula Couto, 1961
Paraborhyaena Hoffstetter & Petter, 1983
Parahyaenodon Ameghino, 1904
Patene Simpson, 1935
Perathereutes Ameghino, 1891
Pharsophorus Ameghino, 1897
Plesiofelis Roth, 1903
Proborhyaena Ameghino, 1897
Procladosictis Ameghino, 1902
Prothylacynus Ameghino, 1891
Pseudoborhyaena Ameghino, 1902
Pseudocladosictis Ameghino, 1902
Pseudolycopsis Marshall, 1978
Pseudonotictis Marshall, 1981
Pseudothylacinus
Pseudothylacynus Ameghino, 1902
Sallacyon Villarroel & Marshall, 1982
Simpsonia Contreras, 1990
Sinodelphys Luo, Ji, Wible & Yuan, 2003
Sipalocyon Ameghino, 1887
Stylocynus Mercerat, 1917
Thylacodictis Mercerat, 1891
Thylacosmilus Riggs, 1933
