( 296 ) 



the jugular veins and carotid arteries of 

 animals, at the inftant of their expiration 

 by the effects of this Poifon, affords no 

 uncommon appearance, and, after Hand- 

 ing, regularly feparates into ferum and 

 craffamentum, with a greater degree of 

 cohefion than is ufually obferved in fcor- 

 butic cafes but yet the animals ex- 

 pired as it were by an infeniible ex- 

 tinction of the vital flame. Can fuch 

 inftantaneous fatality refult from any 

 change in the texture of the fluids, in 

 fo fhort a fpace ? I doubt whether they 

 are fufceptible of it : nor do I believe 

 that thefe fudden deleterious effects can 

 arife, except from an immediate injury 

 offered to the fenfible nervous fyftem, 

 or the lburce of the vital functions. 

 Mr. Her iff ant thinks it contrails the 

 veffels % but fays it does not ufually 



* Since thefe Sheets went to the Prefs, I have 

 made feveral Experiments with this Poifon on dif- 

 eafed and emaciated animals, having but a fmall 



portion 



