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SCHOOL ENTOMOLOGY 



festoon the injured trees in August and September. All of 

 the common fruit trees, various shade trees, and even some 



i 



FIG. 223. The fall webworm (Hyphantria cunea Dru.). (After 

 Howard, U. S. Dept. Agr.) 



a, light form of full-grown larva; b, dark form of same; c, pupa; d, spotted 

 form of moth all slightly enlarged. 



of our garden vegetables are commonly attacked. The 

 grown caterpillars are about an inch long, covered with long 

 black and white hairs, and vary in color from yellowish with 



