FIG. 43. The Imported Elm Leaf Beetle (Galerucella luteola} 



a, foliage of European elm, showing method of work of beetle and larva ; 6, adult 

 beetle ; c, egg mass ; d, young larvse ; e, full-grown larva ; g, pupa all 

 greatly enlarged ; /,-moutli yartft-of full-grown larva still more enlarged. 



(After Howard) 



119 



