comstock] 



INSECT STUD1 



161 



emerged, with its pursy abdomen and mere flaps of wings is 

 quite different from what it will be a short time later. This 

 swift development is most interesting to watch and when it is 

 complete, the pupils should endeavor to give an accurate de- 

 scription of the moth. Its beautiful coloring, the "window- 

 panes" as children call the transparent membrane in each wing, 

 the decorative lines and spots should all be noted. Sex may 

 be distinguished by the female's ovipositor and the claspers of 

 the male; also by the comb-like antennae, those of the male be- 

 in<- the broader. With a good lens, one may see he scales 

 on the wines. 



I.UNA MOTH 



Cocoons may be searched for and gathered in the autumn 

 among the fallen leaves when the children go nutting, and many 

 others beside the polyphemus may be preserved and their occu- 

 pants identified when they emerge in the spring. With the 

 polyphemus cocoons may be some which resemble them very 

 much, only perhaps a little thinner, with the leaves in which they 

 are wrapped a bit more trigly rolled about them. It is al- 



