Class Mammalia Linnaeus, 1758 - mammals
Count: -
   Subclass Theria Parker & Haswell, 1897
  Count: -
     Infraclass Tribosphenida McKenna, 1975 see Subclass Boreosphenida Luo, Cifelli & Kielan-Jaworowska, 2001
    Count: -
       Supercohort Eutheria Gill, 1872 see Infraclass Eutheria Gill, 1872
      Count: -
         Cohort Edentata Cuvier, 1798
        Count: -
           Order †Palaeanodonta Matthew, 1918
          Count: [†*] †2f;10g;14s
             Family †Epoicotheriidae Simpson, 1927
            Count: [†*] †7g;9s
               Subfamily †Epoicotheriinae Simpson, 1927
              Count: [†*] †4g;6s
                 Genus †Epoicotherium Simpson, 1927
                Count: [†*] †1s
                   †Epoicotherium unicumᵀ (Douglass, 1905)
                  Count: -