Nahallage, Charmalie; Huffman, Michael A.; Kumara, Raveendra
(Kyoto University, Japan, 2015-07-18)
The endemic Purple- faced leaf langur in Sri Lanka is represented by four sub species. Of the four sub species, the western purple faced leaf langur [Trachypithecus vetulus nestor- Bennet, 1835) has grayish black pelage ...