Class Mammalia Linnaeus, 1758 - mammals
   Subclass Theria Parker & Haswell, 1897
     Order Primates Linnaeus, 1758 - primates
       Suborder Haplorrhini Pocock, 1918 see Suborder Haplorhini Pocock, 1918
         Infraorder Tarsiiformes Gregory, 1915
           Family Tarsiidae Gray, 1825 - tarsiers
             Genus Tarsius Storr, 1780 - tarsiers
               Tarsius bancanus Horsfield, 1821 - western tarsier
                 1 [Tarsius bancanus bancanus]ᵀ Horsfield, 1821
                 2 Tarsius bancanus borneanus Elliot, 1910
                 3 Tarsius bancanus saltator Elliot, 1910