ORANGE-STRIPED OAK WORM 



279 



The Goat Moth. The larva of this moth (Prionoxystes 

 robinice Peck) spends, it is believed, three years, boring in the 

 trunk and large limbs of oak, elm, locust, poplar, and other 

 trees, increasing the size of the burrow as it grows and lining 

 it with silk. 



The female moth has an expanse of wings of nearly two and 

 one-half inches, the wings being gray, marked with irregular black 

 lines. The expanse of the wings in the male is considerably less, 

 the fore-wings being darker than in the female and the hind-wings 

 being yellowish. 



FIG. 283. Typical injury by the pine chermes. (O'Kane, N. H. Circular.) 



Control. It is difficult to provide a remedy for this bisect, 

 but repellents and poison washes may prevent egg-laying and 

 kill the young when first hatched. 



Orange-striped Oak Worm (Anisota senatoria Hub.). This 

 is a dull-black caterpillar with four orange stripes along each side. 

 There is also a broad, yellow stripe along the middle of the under 

 side. Two slightly curved hairs are present on the second segment, 

 and three rows of short spines occur on each side of the body. 

 It is nearly two inches in length when full grown. 



The adult moth is brownish, its wings tinged with purple, 

 and each marked with a conspicuous whitish round spot on a 



