xin,D,5 Taylor: Reptiles of Sulu Archipelago 263 



as wide. Reptiles especially abundant; collections were made 

 on the southern and southeastern coasts. 



Tawitawi. — A large mountainous island, 40 kilometers long; 

 its greatest width, 15 kilometers. Heavily forested. I collected 

 on the extreme southern point. 



Bongao. — A small island separated from Sangasanga by a 

 channel a few meters wide, which affords a passage for small 

 boats and launches. Forested; inhabited; an elevation of 330 

 meters. Collections were made near the town of Bongao and 

 on the large mountain of the same name. 



Simonor. — A rather large, low, flat island, 9.5 kilometers south 

 of Tawitawi, separated from nearby islands by water more 

 than 40 fathoms deep. Collections were made at the town of 

 Tubig Indangan. 



Sibutu. — A very long, narrow island lying southwest of Tawi- 

 tawi; separated from it by Sibutu Channel, 28 kilometers wide 

 and more than 100 fathoms deep; it is low, flat, and heavily 

 wooded. A single small peak rising to a height of 165 meters ; 

 distant from the Bornean mainland, 29 kilometers. Collections 

 were made on the western coast. 



Sitanki. — A very small island surrounded by a great, shallow 

 reef, separated from Sibutu by a deep, narrow channel ; distance 

 from the Bornean mainland, 41 kilometers. 



Sipayu. — A very small, low sandy island separated from 

 Tawitawi by a few hundred meters. Covered with brush and 

 low trees. 



Sangasanga. — A large island at the southern end of Tavd- 

 tawi, separated by a channel only a few meters wide, which 

 affords passage for barotos and vintas; forested. I collected 

 on the southern end. 



