Mammaliaformes Rowe 1988
   [crown] Mammalia Linnaeus 1758 [Rowe 1988], nom. cl. inval. see Class Mammalia Linnaeus, 1758
     Theriimorpha Rowe 1993
       [crown] 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
           [crown] Placentalia Owen 1837 [O'Leary, Allard, Novacek, Meng & Gatesy 2004] see Cohort Placentalia Owen, 1837
             [crown] Epitheria McKenna 1975
               [crown] Boreoeutheria Springer & de Jong 2001 see Magnorder Boreoeutheria Springer & de Jong, 2001
                 [crown] Euarchontoglires Murphy, Stanyon & O'Brien 2001 see Superorder Euarchontoglires Murphy, Stanyon & O'Brien, 2001
                   [crown] Euarchonta Waddell, Okada & Hasegawa 1999 see Grandorder Euarchonta Waddell, Okada & Hasegawa, 1999
                     [crown] Sundatheria Olson, Sargis & Martin, 2005
                       [crown] Scandentia Wagner 1855
                         1.1[27] †Eodendrogale parvum Tong, 1988
                         1.2 Tupaia glis (Diard, 1820) - common tree shrew
                         2.1[28] †Ptilocercinae Lyon, 1913 see Family Ptilocercidae Lyon, 1913
                         2.2 Ptilocercus lowii Gray, 1848 - feather-tailed tree shrew