1907.] 



THE GYPSY MOTH IN CONNECTICUT. 



149 



expand about two inches, and are nearly white, with delicate 

 black markings. (See Figure 4. The male is shown in 

 Figure 5.) There is but one brood each season. 



■"^j^^^ ^ 



Fig. 4. Female Gypsy moth, natural size. 



Fig. 5. Male Gypsy moth, natural size. 



FOOD PLANTS. 



The caterpillars feed upon about six hundred different 

 plants, including nearly all cultivated species. They defoliate 

 pines and other conifers, which are killed in one year if com- 

 pletely stripped. Of our native trees the ash is perhaps more 

 nearly exempt than any other kind. 



In Stonington, nearly all of the caterpillars and egg-masses 

 were found upon old apple trees. A few appeared on red 

 maple, quince and rose bushes. 



SPREADING INFORMATION ABOUT THE PEST, 



As soon as possible after learning about the Stonington 

 infestation, a bulletin was issued from the Experiment Station 

 at New Haven, giving brief accounts of both the gypsy and 



