nycticebus

Updated: January 14, 2026

The lemur-like animals, Nycticebus, Tarsius, and Galeopithecus, are found on all the islands. Seven species found on the Malay peninsula extend also into Sumatra, four into Borneo, and three into Java; while two range into Siam and Burma, and one into North India.

Alfred Russel Wallace - The Malay Archipelago, the land of the orang-utan and the bird of paradise; a narrative of travel, with studies of man and nature — Volume 1