Bui. 437, U. S. Dept. of Agriculture. 



Plate I. 



Flat-Headed Borers. 



Pig. 1. — ChaZcophora angvMcollis: Larva. A, Dorsal view; B, dextral view; C, ventral view. Xl£. 

 Fig. 2. — ChcUcopltorella campestris: Larva. A. dorsal view; B, dextral view; C, ventral view. 

 XH, Fig. S.—Buprestis apricans: Larva. A, Dorsal view; B, dextral view; C, ventral view. 

 X2. Fig. A.—Buprestis aarulenta: Larva. A, Dorsal view; B, dextral view; C, ventral view. 

 X2$- (Drawings by Eleanor T. Armstrong.) (Original.) 



