PLATE V. 
ure. 
ve 
L 
Bul. 1223, U. S. Dept. of Agricul 
CALE. 
EUROPEAN ELM S 
1 under 
midrib or 
cocoons on 
) 
alons 
A, Larve in late summer 
Male 
16). 
en.) 
surface of elm leaf ( 
elm bark (xX 10). 
(Dot 
