Issued December 15, 1915. 



United States Department of Agriculture, 



OFFICE OF THE SECRETARY. 



Report ISTo. 108. 

 .c 



[Contribution from the Bureau of Entomology, L. O. Howard. Chief.] 



THE ACARINA OR MITES. 



A REVIEW OF THE GROUP FOR THE USE OF 

 ECONOMIC ENTOMOLOGISTS. 



BT 



NATHAN BANKS, 



Entomological Assistant. 



WASHINGTON: 



GOVERNMENT PRINTING OPriCE. 



1915. 



I 



