•Z-6 



The Fall Web-worm. 



{Hyphantria cunea). 



J 



Fig. 6. Pall web-worm, a, side view ; 6 and c, light and dark 

 colored larvae seen from above ; d and e, different views of pupa ; 

 /, moth. (From the Division of Entomology at Washington). 



This insect is known everywhere by the webs made by 

 the worms. These are placed in the smaller forks of 

 branches or include the terminal twigs and leaves. They 

 are especially common towards fall. 



The web is a rather loose affair including many leaves 

 and twigs eventually, in which the worms remain at all 

 times, simply extending it and including fresh leaves 

 when the supply already enclosed has been exhausted. 

 In this habit of remaining in the web they differ 

 from the tent-caterpillar of apple trees,, with which 

 they are sometimes confounded. The greater part of 

 the mischief done to trees occurs in the latter part of 

 summer and is the work of the second brood. An early 

 brood which appears to be especially fond of osage-orange 

 makes its appearance as soon as the leaves unfold. 

 Examples kept by me in a box indoors, went into the 

 ground to pass the winter during the latter part of Sep- 



