Trachypithecus (Trachypithecus) hatinhensis Dao 1970
Trachypithecus (Trachypithecus) hatinhensis Dao 1970, Mitt. Zool. Mus. Berlin, 46: 61.
Type Locality: Vietnam, Ha-tinh, Xom-cuc.
Vernacular Names: Hatinh Langur.
Distribution: Vietnam, Quang Binh and neighbouring regions.
Conservation: CITES – Appendix II; U.S. ESA – Endangered as included in T. francoisi; IUCN – Endangered as T. francoisi hatinhensis .
Discussion: T. francoisi species group. Considered a species separate from francoisi by Brandon-Jones (1995).