Raport V, U. S. Entomological Commission. 



Plate XX. 



J' If' 



7«X 



.' >-i-i-H~:~ii 



i 



Hj 



1. Offhosoma bruHneum. 



2. Sycamore borer. 



lilt/ 

 :i. Pupa, imder oak bai-k. 



