Class Mammalia Linnaeus, 1758 - mammals
   Subclass Theria Parker & Haswell, 1897
     Order Scandentia Wagner, 1855 - tree shrews
       Family Tupaiidae Gray, 1825 - tree shrews
         Genus Tupaia Raffles, 1821 - tree shrews
           Tupaia splendidula Gray, 1865 - ruddy tree shrew
             1 [Tupaia splendidula splendidula]ᵀ Gray, 1865
             2 Tupaia splendidula carimatae Miller, 1906
             3 Tupaia splendidula lucida Thomas & Hartert, 1895
             4 Tupaia splendidula natunae Lyon, 1911
             5 Tupaia splendidula riabus Lyon, 1913