276 



SNAKES OF THE PHILIPPINE ISLANDS 



area in mental groove, and a spot on foui'th lower labial; three 

 broad pinkish bands, separated by narrow black bands, encircle 

 tail; scute on extreme tip, pink. 



' MeasJirements of Doliophis bilineatus (Peters). 



mm. 



335 



305 



30 



10 



Total len^h 



Snout to vent 



Tail 



Length of head 



Variation. — Not a great deal of variation is evident in this 

 species save in the ventral and the subcaudal counts; the table 

 shows this variation in the specimens examined. 



Table 60. — Measurements and scale counts of Doliophis bilineatus (Peters). 



" Mutilated. 



The ventral average for males (seven specimens) 252 ; the sub- 

 caudal, 29.4; for females 'Jive specimens) ventrals, 276; sub- 

 caudals, 24, making an average of 24 more ventrals and 5.4 less 



