THE POISONOUS SNAKES OF INDIA. 123 



chloric ether and brandy were given internally. On the following 

 day his head was much more swollen, and both eyes closed. The 

 local symptoms which it will be seen were verj- severe gradually 

 subsided day by day, the pain included. He suffered no further 

 ill-effects. 



THE AN AM ALLY VIPER (LACIIESIS AKAMALLEN8I8). 



The Toxins of Anamallensis Venom. 



(1) Toxins operating on nerve cells. — 



(a) A depressor paralysing the vasomotor centre. (Rogers). 

 (6) A depressor to nerve cells generally. (Rogers). 



(2) Agents affecting the constitution of the blood. — 



(a) A fibrin ferment clotting the blood. (Rogers). 



(V) An antifibrin ferment reducing the clotting power of 

 blood. (Rogers). 



(c) " Hemolysin " destructive to red blood cells. (Rogers). 



(3) " Hsemorrhagin " destrvictive to the lining membrane of 

 ai'terioles. (Rogers). 



Analysis of Anamallensis Toxins. 



Identical with that of Daboia. The clotting ferment is less potent 

 than that of Daboia, but the hsemorrhagin is more powerful, hence 

 haemorrhages are likely to be more profuse. Rogers is the only 

 investigator who has experimented with this venom. 



Anamallensis Toxaemia. 

 There is no well reported case. 



Jerdon (Journal, Asiatic Society of Bengal, Vol. XXII, p. 525), 

 has known several cases of bite, but none proved fatal. Mr. Hender- 

 son has informed me by letter how he was once bitten by one in the 

 finger. The snake was half gTOwn. He sucked the wound, and 

 cauterised it at once, and " suffered very little discomfort." For 

 some time afterwards he experienced a sense of weight in this arm 

 when it was held down. Ferguson (Journal, Bombay Nat. Hist. 

 Soc, Vol X, p. 9) relates how Baron Von Rosenberg was bitten, 

 and walked 10 miles before pain asserted itself. He then found the 



