Bui 58, Bu'L-au iif Entomology, U S. Dept. of Agiiculture. 



Plate I. 



Work of the Locust Borer. 



<i, .Si-ction of yoiiiiK tree :j inrlu>s iti fliiinu'ter: li, si-clion of yoniiu irce 2 inclii's in dinnictiT, 

 which was hroki-n ofT m-iir surfncc of Kniiiiul: r. ./, si-ction of l.riiiich from liiully .hiinHi.'«'<l 

 tn-i-, showiiii? iHiiliii),' wounds in surfme of w<hmI; ,, irnnsviTst- scclion of sjinu'; /. <;. .<«•<•- 

 lions of I.rnuilirs one-half incli in diani.tcr or lcs«. showing in i-nch Ihr toial Icnirlli of 

 bnrrow in ulil.ii a larva <lfVi-lo|.id and iraiisforni.Ml i.. ih>' adnll IhtII.-. (OriKiiuiI.) 



