176 



THE VENOM OF HELODERMA. 



DIFFERENTIAL COUNTS. 



Blood of rabbit I at period of greatest leucocyte count, 18,000: 



Amphophiles 



Lymphocytes 



Mononuclears 



Transitional 



Basophiles 



Eosinophils 



Total. 



Blood of dog I before injection, 13,000: 



Neutrophiles 



Lymphocytes 



Mononuclears 



Eosinophils 



Basophiles 



(?) 



Total. 



At period of highest leucocytosis: 



Neutrophiles 



Lymphocytes 



Mononuclears 



Eosinophils 



Basophiles 



(?) 



Total. 



Per cent. 



69.6 

 25.8 

 2.4 

 1.0 

 1.2 

 0.0 



77.0 

 12.0 

 5.6 

 4.8 

 0.0 

 0.6 



94.6 

 3.4 

 0.8 

 0.8 

 0.0 

 4 



No. 



12,528 



4,044 



432 



180 



216 







18,000 



10,020 

 1,560 



728 



624 







7S 



13,010 



50,140 



1,803 



423 



423 







212 



53.0C1 



