Bui. 233, U. S. Dept. of Agriculture. 



Plate IV. 



Injury by Boll Weevil to Bolls. 



a, Three larvae in boll; 6, emergence hole in dry unopened boll; c, two larvae in boll; d, weevils 

 puncturing boll; e, opened boll, with two locks injured by weevil; /, large bolls severely 

 punctured. (From Hunter and Pierce.) 



