SMITHSONIAN MISCELLANKUL'S LOT r F< TIONS 

 VOLUME 110, NUMBER 10 



THE FEEDING ORGANS OF ARACHNIDA, 

 INCLUDING MITES AND TICKS 



BY 

 R. E. SNODGRASS 



Collaborator, Bureau of Kntomology and f'lant Quarantine 

 U. S. Department of Agriculture 



(Publication 3944) 



CUV OF WASIUNGTON 



PUBLISHED BY THE SMITHSONIAN INSTITUTION 



AUGUST 18, 1948 



