1907.] THE GYPSY MOTH IN CONNECTICUT. I47 



the point where any caterpillars or egg-masses have been 

 found. Thus, unless carried across the salt water, it could 

 spread only towards the north, and we sincerely hope that it 

 has not spread beyond where we have found it. 



OTHER PLACES EXAMINED. 



In April, men were sent to hunt for egg-masses in Mystic, 

 Midway, New London, Plainfield, Danielson, Putnam and 

 Willimantic. In traveling about the state we have been on 

 the watch, but have found the gypsy moth nowhere except at 

 Stonington. 



LIFE HISTORY AND INJURY. 



The eggs are usually laid on the trunks and branches of 

 trees, but sometimes on fences, buildings, etc., in July and 

 August, in oval masses each containing about 500 eggs, and 

 covered with hair (as shown in Figure i). 



Fig. I. Egg-mass of Gypsy moth, natural size. 



The eggs hatch about May ist, and the young caterpillars 

 soon begin to feed upon the expanding foliage, devouring 

 nearly all kinds of vegetation. As the caterpillars approach 



