Bui. 95, U. S. Dept. of Agriculture. 



PLATE II. 



a 



FIG. A. SUGAR-PINE CONES ATTACKED BY THE CONE BEETLE AT DIFFERENT STAGES 

 OF GROWTH OF THE CONE. (ORIGINAL.) 



[The longer cone, which is about 14 inches long, resisted attack, while the others were killed.] 



6t 



K 



FIG. B. LONGITUDINAL AND TRANSVERSE SECTIONS OF SUGAR-PINE CONES, NATURAL 

 SIZE, SHOWING PRIMARY EGG GALLERIES, B1, MADE BY THE CONE BEETLE. 



(ORIGINAL.) 



WORK OF THE CONE BEETLE IN SUGAR PINE. 



