428 



FRUIT INSECTS 



in late May or early Juno and hatching continues through June 

 and July. The female dies soon after the last of the eggs are 

 laid. The minute, young lice crawl to the under side of the 

 leaves, where they develop into flattened, 

 oval, scale-like objects, yellowish or green- 

 ish in color. From the smaller and nar- 

 rower individuals winged males are pro- 

 duced in the early fall. After mating the 

 males perish and the females migrate to 



Fig. 365. — The cot- 

 tony maple scale. 



The cottony maple scale, enlarged. 



the smaller branches, where they settle most often on the un- 

 der side. They are then thin and flattened, but the next spring 

 continue their growth, become strongly convex and begin egg- 

 laying in May or June. 



