Presbytis obscura (Reid, 1837) . Proc. Zool. Soc. Lond., 1837:14.
TYPE LOCALITY: Malaysia, Malacca .
DISTRIBUTION: S. Thailand and Malay Peninsula, and small adjacent islands.
COMMENT: Formerly included in Trachypithecus; considered a subgenus by Szalay and Delson, 1979:402.
PROTECTED STATUS: CITES - Appendix II as Order Primates .
ISIS NUMBER: 5301406008008010000 as P. obscurus (sic).