Class [Mammalia] Linnaeus, 1758 - mammals
   Order Primates Linnaeus, 1758 - primates
     Family Tarsiidae Gray, 1825 - tarsiers
       Genus Tarsius Storr, 1780 - tarsiers
         1 Tarsius bancanus Horsfield, 1821 - western tarsier
         2 Tarsius pumilus Miller & Hollister, 1921 - pygmy tarsier
         3 Tarsius spectrum (Pallas, 1779) - spectral tarsier see Tarsius tarsier (Erxleben, 1777)
         4 Tarsius syrichta (Linnaeus, 1758) - Philippine tarsier