Mammaliaformes Rowe 1988, nom. cl. inval. see Clade Mammaliaformes Rowe 1988 [Rowe 2020]
   [crown] Class Mammalia Linnaeus, 1758 - mammals
     Subclass Theriiformes Rowe, 1988 see Division Theriiformes Rowe, 1988
       Infraclass Holotheria Wible, Rougier, Novacek, McKenna & Dashzeveg, 1995 see Clade Holotheria Wible, Rougier, Novacek, McKenna & Dashzeveg 1995
         Superlegion Trechnotheria McKenna, 1975 see Clade Trechnotheria McKenna 1975
           Legion Cladotheria McKenna, 1975 see Clade Cladotheria McKenna 1975
             Sublegion Zatheria McKenna, 1975 see Clade Zatheria McKenna 1975
               Infralegion Tribosphenida McKenna, 1975 see Subclass Boreosphenida Luo, Cifelli & Kielan-Jaworowska, 2001
                 [crown] Supercohort Theria Parker & Haswell, 1897 - therians see Subclass Theria Parker & Haswell, 1897
                   Cohort Marsupialia Jameson, 1818 - marsupials
                     Magnorder Ameridelphia Szalay, 1982 see Clade Ameridelphia Szalay 1982
                       Order †Sparassodonta Ameghino, 1894
                         Family †Borhyaenidae Ameghino, 1894
                           Subfamily †Hathliacyninae Ameghino, 1894 see Family Hathliacynidae Ameghino, 1894
                             Genus †Allqokirus Marshall & de Muizon, 1988
                             Genus †Patene Simpson, 1935
                             Genus †Palaeocladosictis Paula Couto, 1961
                             Genus †Procladosictis Ameghino, 1902
                             Genus †Pseudocladosictis Ameghino, 1902, nom. van.
                             Genus †Sallacyon Villarroel & Marshall, 1982
                             Genus †Notogale Loomis, 1914
                             Genus †Cladosictis Ameghino, 1887
                             Genus †Sipalocyon Ameghino, 1887
                             Genus †Thylacodictis Mercerat, 1891
                             Genus †Agustylus Ameghino, 1887
                             Genus †Ictioborus Ameghino, 1891
                             Genus †Amphithereutes Ameghino, 1935
                             Genus †Perathereutes Ameghino, 1891
                             Genus †Notictis Ameghino, 1889
                             Genus †Notocynus Mercerat, 1891
                             Genus †Borhyaenidium Pascual & Bocchino, 1963
                             Genus †Chasicostylus Reig, 1957