10 INDIAN SNAKE POISONS, 



4.3 P.M. Respirations 16 ; of a somewhat exaggerated 

 character. 



4.5 P.M. Comb has become of a dusky purple colour; 

 slight couvulsive movements of body. 



4.9 P.M. Respirations 9. ^ 



4.13 p.m. Slight convulsions. 



4.15 p.m. Pupils contracted ; answer to light. 



4.17 p.m. Convulsions. 



4.20 to 4.22 P.M. Convulsions continuing, but , 

 gradually becoming less violent. 



4.25 P.M. Pupils widely dilated. Dead. 



Experiment VI. 



A medium-sized frog {Rana tigrind) had a solution 

 of five centigrammes ("77 grain) of dried cobra-poison, 

 in one cubic centimetre of distilled water, injected into 

 its dorsal sac. 



12.42 P.M. Injection. 



1 P.M. No change. 



1.23 P.M. Struggling violently to escape. 



1.40 P.M. Becoming paralysed. 



1.58 P.M. Dead. 



Prom these cases it may be gathered that the symp- 

 toms of cobra-poisoning are as follow: — 



The first manifestation of cobra-poison having l^fen 

 injected beneath the skin is a sensation of pain in the 

 bitten part. It seems to vary much in degree, but is 



