[Theria] Parker & Haswell 1897 [McKenna 1975] see Subclass Theria Parker & Haswell, 1897
   Eutheria Gill 1872 [O'Leary, Allard, Novacek, Meng & Gatesy 2004] see Infraclass Eutheria Gill, 1872
     Afrotheria Stanhope, Waddell, Madsen, de Jong, Hedges, Cleven, Kao & Springer 1998 see Magnorder Afrotheria Stanhope, Waddell, Madsen, de Jong, Hedges, Cleven, Kao & Springer, 1998
       Paenungulata Simpson, 1945 see Grandorder Paenungulata Simpson, 1945
         1.1 Order Hyracoidea Huxley, 1869 - hyraxes
         1.2 Order Sirenia Gill, 1872 - sea cows
         2 Order Proboscidea Owen, 1859 - elephants