THE LEPIDOPTERA 



235 



The work of horors of this grouj) is often evidenced by fine chips, excrement 

 or frass pushed out of the entrances to the tunnels; by wilted leaves; by tunnels 



KiG. 22.S. — Adult femulc (left) and male (right) of the Leopard Moth {Zcuzcra pyrina L.) 

 about natural size. {From Britton, Eleventh Rept. Ent. Co7in. Agr. Exp. Sta. 1911.) 



Fig. 229. 



-Larva of Leopard Moth in its burrow. Natural size. 

 Rtpt. Ent. Conn. Agr. Exp. Sta. 1911.) 



(From Britton, Eleventh 



in fallen branches, and by spHts and breaks in the bark when the larvae work just 

 beneath it. 



