Southern Purple-faced leaf Langur (Semnopithecus vetulus vetulus) - a new colour morph.

The article focuses on the taxonomy of the Purple-faced leaf Langur in Asia. It states that the monkey has been placed in the genus Trachypithecus, however, the specie's classification was moved into Semnopithecus following the release of its genetic feature analysis from a variety of leaf monkeys. It also provides a brief description of the monkey's physical features, as well as its conservation issues.