THE POISONOUS SNAKES OF INDIA. 



.05 



Poison. — The bite is rarely it' ever tUtal, but severe local eftects aud 

 constitutional disturbances are usually attendant. There is abundant evi- 

 dence to substantiate this assertion, among Europeans and natives alike. 



Dimensions. — Grows to o^ feet. 



Colours. — Usually vivid ibliago-green. More rarely yellowish, or 

 olivaceous or brown, sometimes obscurely streaked or bai-red with black. 

 A well-defined white or yellow flank line usually. Belly whitish 

 plumbeons greenish, uniform or indistinctly mottled. 



LACSBSIS TEIGONOCEFSALUS-The Green Tic- 



Tdendficathn. — The supraocular shield divided, and the suboculartouch- 

 ^„ ing the 3rd labial, if found co- 



existing, serve to fix its identity. 



Supp lementary characters. — 

 Internasals. — A pair in contact 

 with one another. Supraocular 

 <livided. JVasal not united with 

 1 st labial ; no small scales inter- 

 calated between it and the 2nd 

 labial. Suhocular touches the 

 iJrd labial. 2nd labial with a 

 furrow in its upper part directed 

 into the loreal pit. Scales. — 

 Anterior, 17 or 19 ; mid body 

 17 or 19 ; posterior, 13 or 15. 



Fig. iio. — Lachesis trigonoceybalus 

 (nat. size). 



Distribution.— VggvWhv to Ceylon, where it is common in many 

 parts of the hills. It is known to the planters as the Green Tic 

 Polonga. 



PoMow.— Mr. Drummond Hay has informed me in a letter that he 

 once had a Eurasian conductor bitten by a full grown one in his 

 presence. The bitten hand swelled up at once, but by evening had 

 much reduced, and the following day the swelling had almost entirely 

 disappeared. 



Dimensions. — Grows to 2-^ feet. 



Colour. Foliage-green, uniform, or with black blotchiugs. A hW-k 



streak behind the eye. Belly uniform greenish or yellowish. 



