Western crested langur
Western crested langur | ||||||||||||
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Systematics | ||||||||||||
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Scientific name | ||||||||||||
Trachypithecus mauritius | ||||||||||||
( Griffith , 1821) |
The western crested langur ( Trachypithecus mauritius , syn .: Simia mauritius ) is a species of primate from the group of slender monkeys (Presbytini), which occurs in the west of the Indonesian island of Java . Its distribution area is limited to the north coast west of the capital Jakarta , inland to the districts of Bogor , Cisalak and Jasinga and on the south coast to a strip from the Ujung Kulon National Park to Cikaso .
features
The western crested langur is about the same size as the black crested langur ( Trachypithecus auratus ), exact measurements have not yet been recorded. The animal resembles its dark morph . Only the light ends of the hair are missing, so that the fur of the Western crested langur appears shiny black, only whiskers, belly and limbs are slightly brownish in color. The palms and feet are slate-colored. The hair around the face is erect and bent forward, the skin of the face is blackish or bluish, the tufts of the ears are whitish or yellowish.
Way of life
The western crested langur lives in mangrove forests , primary and secondary dry forests, swamp and mountain forests and occurs there sympathetically with the Java langur ( Presbytis comata ). The exact way of life of the species has not yet been researched. Like the black crested langur, it will be almost a pure herbivore that mainly eats leaves, but also fruits, flowers and buds.
Danger
The western crested langur is listed as endangered by the International Union for Conservation of Nature and Natural Resources ( IUCN ) and has been legally protected in Indonesia since 1999. Its range is highly fragmented by agriculture and human settlements. He is still hunted and young animals are caught for the purpose of keeping pets. In addition to the Ujung Kulon National Park, it occurs in other protected areas, including the Gunung Gede-Pangrango and Gunung Halimun National Parks .
literature
- D. Zinner, GH Fickenscher & C. Roos: Family Cercopithecidae (Old World monkeys). Page 743 in Russell A. Mittermeier , Anthony B. Rylands & Don E. Wilson : Handbook of the Mammals of the World: Primates: 3rd ISBN 978-8496553897
Web links
- Trachypithecus auratus ssp. Mauritius in the endangered Red List species the IUCN 2008. Posted by: Mitter Meier, RA & Rylands, AB, 2008. Accessed March 15, 2015.