Semnopithecus Desmarest 1822

Semnopithecus Desmarest 1822, Mammalogie, in: Encycl. Meth., 2 (Suppl.): 532.

Type Species: Simia entellus Dufresne 1797

Species and subspecies: 7 species:

Species Semnopithecus ajax Pocock 1928

Species Semnopithecus dussumieri I. Geoffroy 1843

Species Semnopithecus entellus (Dufresne 1797)

Species Semnopithecus hector Pocock 1928

Species Semnopithecus hypoleucos Blyth 1841

Species Semnopithecus priam Blyth 1844

Species Semnopithecus schistaceus Hodgson 1840

Discussion: Considered a subgenus of Presbytis by Szalay and Delson (1979); separated from Presbytis by Groves (1989). All taxa have generally been placed in a single species ( entellus), but Groves (2001 c) divided them into seven species.