Bui. 48. Div. of Entomology. U. S. Deot of Agiiculture. 



Plate XVI. 



l^y 



Work of the Yellow Pine Wood Engraver. Galleries in Inner 

 Bark and Surface ok Wood. 



.VlMHit niic-tliircl imiuriil vjz.-. .XiitlnTs illiisirMliini. Bui. :;j. ti. >.. Itiv. nf 

 KiiiMiniil. iry. r. .<. |ii-|ii. ni' .Viiriniltun-. i 



