THE POISONOUS SNAKES OF INDIA. 



307 



Posterior sublinguals touch the 4th infralabial only. Tnfralabiah. The 



4th is the largest of the series, and touches 2 scales behind. Scales 13 

 in whole body. Anal divided. Subcaudals divided throughout. 



Distribution. — An uncommon species, ranging through Burma!) t< 

 Assam, Sikkim, and Nepal in the north. 



Poison. — Nothing known. 



Dimensions. — Grows to 2 feet and over. 



Colour. — Reddish-brown, with or without black light-edged bars or 

 bands. Belly whitish with black spots between the bands when 

 present 



Callophis trimamlatus — The Slender Coral Snake. 



Identification. — Differs from others of this group in combining the 

 2 following characters. The anal shield is divided {see Fig. 5 E) and 

 there are 6 supralabials. 



Supplementary charac- 

 ters. — Prefrontals touch 

 the internasal, posterior 

 nasal, praeocular. supra- 

 ocular, and frontal. Tem- 

 poral — One; touching the 

 5th and 6th supralabials. 

 Supralabials 6. interior 

 sublinguals touch 4 infra- 

 labials. Posterior sublin- 

 guals touch the 4th infra - 

 labial. Tnfralabiah. — The 

 4th is the largest of the 

 series, and touches 2 scales 

 behind. , Scales in 13 

 rows in whole body. Anal 

 divided. Subcaudals di- 

 vided throughout. 



Distribution. — An un- 

 Fig. 21 .-Callophis trimaculatns (x6). common snake recorded 



from S. India, Deccan, Kanara, Bengal, and Burmah. 

 Poison. — Nothing known. 

 Dimensions. — Of very slender form. Grows to 13 inches. 



