Presbytis natunae Thomas and Hartert 1894
Presbytis natunae Thomas and Hartert 1894, Novit. Zool., 1: 652.
Type Locality: Indonesia, North Natuna Isl, Bunguran.
Vernacular Names: Natuna Island Surili.
Distribution: Bunguran Isl (Indonesia).
Conservation: CITES – Appendix II.
Discussion: Separated from P. siamensis by Groves (2001 c).