LEPIDOrTERA 



169 



A B 



Fig. 139. — A, Male, and B, female, gypsy moths. Natural size. (Forbush 



and Fernald.) 



iil 



THE £GGS RCM AIN ON 

 VINE MONTHS IN THE 

 VITAL PE R 10 D——- 

 THE GYP5Y^ 



>N THE TREES 



" YE.'iR;TH£MOST 



' FEOF 



%\ 



1^ 



Fig. 140. — The life cycle of the gypsy moth. (Figures after Forbush 

 and Fernald.) (Bull. No. 121, New Hampshire State Experiment Sta- 

 tion, December, 1905.) 



The gypsy moth {Ocne'ria di'spar) (Fig. 139), imported from Europe in 

 1868, has become a great pest of forest and shade trees in Massachusetts. 



