Winter Meeting. 



279 



The female moth measures about one and three-fourths inches across 

 her expanded wings, an illustration of which is shown, natural size, in 



Fig. 1. Male Moth. 

 (CUsiocampa Amei-icana .) 



Fig. 2, while the male moth measures about one and one-fourth inches 

 across the expanded wings, an illustration of which is shown, natural 

 size, in Fig. i. 



Fig. 3. Female Moth. 

 {CUsiocampa Americana.) 



These adult moths make their appearance during the early part of 

 July and busy themselves depositing their eggs on the twigs of various 

 fruit and other trees, but more especially the apple and cherry trees, in- 

 cluding our wild cherry.The eggs are deposited in a mass, consisting of 

 upwards of three hundred eggs, and the mass of eggs completely sur- 

 rounds the twig, as can be seen in the illustration at Fig. 3 c, which 





Fig. 3. a. b. Apple-tree Tent-Caterpillars; c, eggs; d, cocoon. 



