Author: | Pousargues, 1898. |
Citation: | Bull. Mus. Hist. Nat. Paris, 4: 319. |
Common Name: | White-headed Langur |
Type Locality: | Vietnam, Cat Ba Isl (restricted by Brandon-Jones, 1995). |
Distribution: | Cat Ba Isl (Vietnam); Guangxi (China). |
Status: | CITES – Appendix II; U.S. ESA– Endangered as included in T. francoisi; IUCN – Critically Endangered as T. p. poliocephalus and T. p. leucocephalus. |
Comments: | T. francoisi species group. Considered a species separate from francoisi by Brandon-Jones (1995). Subspecies leucocephalus was considered to be a partially albinistic population of francoisi by Brandon-Jones (1995), but (provisionally) a subspecies of poliocephalus by Groves (2001c). |
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