Light-headed black langur
The light-headed black langur ( Trachypithecus poliocephalus ) used to be a species of primate found in southeastern China and on the Vietnamese island of Cát Bà . Today the species is no longer considered valid and has been divided into two types:
- White-headed langur ( Trachypithecus leucocephalus ) in karst regions in southern China in the Guangxi Autonomous Region .
- Cat Ba Langur ( Trachypithecus poliocephalus ) on the island of Cát Bà.
Individual evidence
- ^ A b D. Zinner, GH Fickenscher & C. Roos: Family Cercopithecidae (Old World monkeys) . Pages 748-750 in Russell A. Mittermeier, Anthony B. Rylands & Don E. Wilson: Handbook of the Mammals of the World: Primates: 3rd ISBN 978-8496553897