Pictures and facts about the Dusky langurs, leaf-monkeys, and lutungs

Javan langur	silvered leaf monkey
François's leaf monkey	golden leaf monkey
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Dusky langurs, leaf-monkeys, and lutungs

Order : Primates
Family : Cercopithecidae
Subfamily : Colobinae
Genus : Trachypithecus

Facts about the genus Trachypithecus, the dusky langurs, leaf-monkeys, and lutungs

The lutungs are a group of Old World monkeys and make up the entirety of the genus Trachypithecus. (Full text)