174 



Cohra-yenova. Dose lethal in twenty-four hours for different 

 animals : — 



Venom of Bungarus cceruleiis (Common Krait), according to 



Elliot, Sillar, and Carmichael.' Minimal lethal doses for : — 



Frog 0-0005 gramme 



Eat 0-001 



Babbit (by subcutaneous 



injection) ... ... 0-00008 ,, per kilogramme 



Babbit (by intravenous in- 

 jection, according to G. 



Lamb) 0-00004 „ 



Venom of Enhydrina valakadien (according to Elliot and 

 Eraser).^ Minimal lethal doses per kilogramme : — 



Eat 



Babbit 



Cat 



0-00009 gramme 

 0-00006 „ 

 0-0002 



Venom of Enhydris curtus : — 



Eat 



0-0005 to 0-0006 gramme per kilogramme 



' Proc. Boy. Soc, London, Ixxiv., 1904, pp. 108-109. 

 ' Ibid., pp. 104-108. 



