55 1 



The Philippine Journal of Science 



Philippines. The species varies so greatly in color and mark- 

 ing that it is difficult to find two specimens marked in the same 

 manner. 



The Basilan specimen has the preoculars in contact with the 

 frontal, which is an unusual variation. In younger specimens 

 the eye is only a little less than the length of the snout. 



Measurements and sea 



e counts of Boiga 



II" Oi 



cm < 



Bou- 



. 





No. 



— 



- 



! 



% \l 1 s 1 § 







9 



■i 



i: 



rn 



(?) 



, » 









LosBafioc ... 







aD — 







1 * 



| 



2 



If 



8 

 i 



V 



6 



|i 



! 



5 



e 



5 





B 



,?, 5 



1 



T' 



°'n 



? 























Laticauda semifasciata (Reinwardt) . 



Platurus semifasciatus Reinwardt, in Schlegel, Phys. Serp. 2 (1837) 



516. 

 Laticauda semifasciata Taylor, Snakes of the Philippine Islands 



(1922) 234. 



This species was included in the Philippine fauna on the 

 strength of a specimen preserved in Silliman Institute, Duma- 

 guete, Oriental Negros. I mentioned this specimen previously 21 

 but had not examined the specimen carefully. I have since 

 had an opportunity to study the specimen, thanks to the author- 

 ities of that institution. The specimen measures 1,600 milli- 

 meters; tail, 155. The color (preserved in formalin) is brown, 



