[Theria] Parker & Haswell 1897 [McKenna 1975] see Subclass Theria Parker & Haswell, 1897
Count: -
   Eutheria Gill 1872 [O'Leary, Allard, Novacek, Meng & Gatesy 2004] see Infraclass Eutheria Gill, 1872
  Count: [o] 18o
     Order Xenarthra Cope, 1889 - xenarthrans see Magnorder Xenarthra Cope, 1889
    Count: -