74 



THE CANADIAN ENTOMOLOGIST. 



POPULAR AND ECONOMIC ENTOMOLOGY.— No. 2. 



THE APPLE TREE TENT CATERPILLAR — THE AMERICAN LACKEY MOTH 



( Clisiocainpa Americana hab.) 



BY JAMES FLETCHER, OTTAWA. 



There are two kinds of caterpillars which every year commit serious 

 depredations in our Canadian apple orchards, although they by no means 

 confine their attentions to that tree. These are the larvae of the American 



c. 



Fig. I. 



and Forest Lackey Moths, two species of brown moths which frequently 

 fly into houses at night during July, and draw attention by their head- 

 long, reckless flight, dashing themselves against the ceiling and the walls, 

 and very often finishing up by getting into the lamp chimney. Speaking 

 generally, there is a great resemblance between these two insects in 

 appearance and habits, and the same remedies are applicable for both ; when 

 examined carefully, however, they differ considerably in all their stages, 

 and may be easily recognized. They belong to the Bombycidce or 



