Mammalia [Linnaeus, 1758]
   Primates [Linnaeus, 1758]
     Cercopithecidae [Gray, 1821]
       Colobinae [Jerdon, 1867]
         Semnopithecus [Desmarest, 1822]
           1 Semnopithecus entellus [(Dufresne, 1797)]