Black-crested Sumatran langur


The black-crested Sumatran langur is a species of primate in the family Cercopithecidae. It is endemic to Sumatra in Indonesia. Its natural habitat is subtropical or tropical dry forests. It is threatened by habitat loss.
The black Sumatran langur, black-and-white langur and mitered langur were formerly considered a subspecies of the P. melalophos.