THE VENOMS OF CERTAIN TH A N A T P H I D E 



REMARKS. 



Injected 0.0024 gram. 



Struggles. 



Animal killed by pithing. 



REMARKS. 



Pneumogastric nerves cut. Injected intravenously 0.0017 

 gram dialysis- venom-globulin from the dried venom of the 

 Crotalus adamanteus. 



Struggles. 



Struggles. 



Injected 0.0034 gram. 



<t 



Struggles. 



Dead. 



The Actions of Venom Glolmlins on the Pulse-rate in Animals ivitli the Pneumo- 

 gastric Nerves and Cervical Spinal Cord Cut. In four experiments in which the 

 pneumogastric nerves and spinal cord in the middle cervical region were cut one 

 was made with the water-venom-globulin, one with the copper-vcnom-glolmlin, and 

 two with dialysis-venom-globulin of the Crotalus adamanteus: in one experiment 



