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 Placentalia Owen, 1837 - placentals
                    
 Magnorder Epitheria McKenna, 1975
 see Cohort Placentalia Owen, 1837
                      
 Superorder Preptotheria McKenna, 1975
                        
 Grandorder Ferae Linnaeus, 1758
                          
 Order Cimolesta McKenna, 1975
                            
 Suborder Pholidota Weber, 1904 - pangolins
 see Order Pholidota Weber, 1904
                              
 Family †Epoicotheriidae Simpson, 1927
                                
 1 Genus †Amelotabes Rose, 1978
                                
 2 Genus †Alocodontulum Rose, Bown & Simons, 1978
                                
 3 Genus †Pentapassalus Gazin, 1952
                                
 4 Genus †Dipassalus Rose, Krishtalka & Stucky, 1991
                                
 5 Genus †Tetrapassalus Simpson, 1959
                                
 6 Genus †Epoicotherium Simpson, 1927
                                
 7 Genus †Xenocranium Colbert, 1942