Rhinopithecus avunculus Dollman 1912
Rhinopithecus avunculus Dollman 1912, Abstr. Proc. Zool. Soc. Lond., 1912 (106): 18.
Type Locality: Vietnam, Songkoi River, Yen Bay.
Vernacular Names: Tonkin Snub-nosed Monkey.
Distribution: NW Vietnam.
Conservation: CITES – Appendix I; U.S. ESA – Endangered; IUCN – Critically Endangered.
Discussion: Placed in subgenus Presbytiscus by Jablonski and Peng (1993).