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



Plate III. 



Flat-Headed Borers. 



Kio. ]. — ChrymthnlUTlfl: Ijirvn. A, I)r)rHiil view; H, vciilrnl view. /;'.;. V\< 

 iinxlir: I>arvu. A. liorwtl vii-u : H, ilcxlntl view: (', vcniral vi(;w. /■>. V\c, 

 Ijirva. A, lirjrstil vi<-w; H, dcxtnil vli'w; C, ventral view. X31. Fk;. 1. 



I4irva. A. liorMHl view; H, HinJMtral view; V,, veiilmi view. 

 AirimtrntiK I ff)rl((liiul.) 



2. — Aiillidxid neni'o- 

 I. — (!iiii/r(i!/r(iri/iiiix: 

 ■I'oi'ciliiiiiild l/niri iini: 



X'ii. (I)rawiiiKN l>.v KIcHiiiir 'I', 



