Bui. 1 14, Bureau of Entomology, U. S. Dept. of Agriculture. 



Plate XII 



Fig. a. — Standing dead timber and forest environment favorable for hibernation of weevils. 



(Original. ) 



Fig. b. — Litter in forest, suitable for hibernation of weevils, i ( iriginal.) 

 Hibernation Conditions for the Boll Weevil. 



