156 Lloyd's natural iiistorv. 



the face grey ; superciliary streak white ; top of the head 

 black ; fingers and toes black. 



This species has been found to possess occasionally a super- 

 numerary finger on each hand. 



Distribution. — The Indo-Malayan Sub-region. Java, Borneo, 

 and the Sulu Archipelago between Borneo and the Philippines. 



Habits. — The Wau-Wau — the Malay name for this Gibbon— 

 is one of the first of the Quadrumana that makes its presence 

 known to the traveller in Java, when he reaches its upland 

 forest regions. In the evening, just about sundown, and more 

 especially in the early morning commencing before sunrise and 

 finally ceasing when the sun is above the tops of the trees, he 

 will be surprised by a sudden outbreak of what appears to be 

 now the loud plaintive wailings of a crowd of women, now the 

 united howling of a band of castigated children. The present 

 writer's first acquaintance with this charming genus of Monkeys 

 was made among the Kosala hills in Western Java, and it will 

 ever remain with him as one of many most pleasant recolleo 

 lions of a long tropical sojourn. Their " woo-00-ut — woo-ut — 

 woo-00-ut — wut-wut-wut — wut-wut-wiit," always more dolorous 

 on a dull heavy morning previous to rain, is just such a cry as 

 one might expect from the sorrowful countenance so character- 

 istic of the species of Hylobates. The Wau-Wau has a won- 

 derfully human look in its eyes ; and it was with great distress 

 that the writer witnessed the death of the only one he ever 

 shot. Falling on its back with a thud on the ground, it raised 

 itself on its elbows, passed its long taper fingers over the wound, 

 gave a woeful look at them and at his slayer, then fell back at 

 full length— dead — "saperti orang" (just like a man), as his 

 Malay companion remarked. He kept in captivity for a short 

 time a specimen which was brought to him by a native, and it 



