262 The Philippine Journal of Science i9i8 



sides ; the smaller island is only a few meters high and contains 

 a few hundred square meters. 



Teipono. — A low, flat coral island, 3 kilometers off the 

 west coast of Basilan; very small, no inhabitants. 



Tamuk. — Somewhat larger than Teipono; forested; 4 kilo- 

 meters from Basilan ; a ring of low land inclosing a larger swamp 

 about the higher interior. Greatest elevation, 60 meters. 



Cancuman. — A small flat island lying between Tamuk and 

 the coast of Basilan, inhabited by a few families of Samals; 

 forested. 



Tapiantanas. — A group of islands lying from 4 to 10 kilo- 

 meters south of Basilan; consists of three mountainous islands 

 and a large flat coral island. Collections were made on Bubuan 

 on the western side of the island. Elevation, 264 meters ; heavily 

 forested; greatest diameter, 2 kilometers. Very few or no 

 inhabitants. Some wild boar. 



Dipolod. — A very small, conical, rocky island in the Samales 

 Group. Forested; no inhabitants; 22 kilometers from Basilan. 



Mamanoc. — A small, low, flat island; one of the Samales 

 Group, 0.5 kilometer long. 



Bitinan. — A mountainous island off the northeastern coast of 

 Jolo. Forested; uninhabited; elevation, 241 meters; has many 

 wild cattle, no wild boar. 



Jolo. — Large, mountainous, volcanic islands second to Basilan 

 in size in the archipelago. Separated from the Samales Group 

 by a channel 8.5 kilometers wide and at least a hundred fathoms 

 deep. Collections made at Siet Lake and at Crater Lake, in 

 the central part. 



Marongas. — A small island 5 kilometers northeast of the port 

 of Jolo; 92 meters high; low forest or brush. 



Tulian Rock. — Seventy meters high, 50 meters wide, 200 

 meters long; low brush. 



Bolipongpong. — An island in the Northern Tapul Group, 

 separated from Jolo by a channel about 25 fathoms deep and 

 17 kilometers wide. The island is 7.2 kilometers long and 4 

 kilometers wide; elevation, 338 meters; forested. I stopped on 

 the extreme southwestern point. 



Lapac. — An island 30 kilometers south of Jolo. Partly for- 

 ested; largely covered with cogon fields; inhabited. Collections 

 were made on the extreme northern coast. 



Tapaan. — A low coral atoll, covered with brush and mangrove ; 

 uninhabited. No reptiles were seen. 



Buhvxin, Tapul Group. — A mountainous, forested island; no 

 inhabitants ; elevation, 155 meters ; 3 kilometers long and about 



