LEPIDOPTERA: MOTHS. 165 



leaf that is to cover its cocoon, so that it shall not fall 

 in autumn ; then it spins its cocoon on the leaf, bend- 

 ing over the edges to cover it. 



The Luna, or Pale Empress of the Night, is of a 

 delicate light green color ; the hind wings are pro- 

 longed into a tail, and each wing has an eye-spot, which 

 is transparent in the center and surrounded by rings of 

 white, red, yellow, and black. The caterpillar lives on 

 the walnut and hickory, and is bluish green, with a 

 j^ellow stripe on each side, and yellow stripes across 

 the body. It draws together two or three leaves and 

 spins its cocoon inside of them. The cocoon falls with 

 the leaves in autumn, and the next June the beautiful 

 Luna appears. 



The Polyphemus Moth is reddish yellow, with a trans- 

 parent eye-spot, divided by a slender line and encircled 

 by yellow and black, on each wing ; on the hind 

 wings adjoining the eye-spot is a large blue spot shad- 

 ing into black. 



The American Tent Caterpillar Moth expands an 

 L. 



Fig. 282. — Tent Caterpillar Moth. Fig. 283. — Cocoon of Fig. 282. 

 inch and a half, and is reddish brown ; the fore wings 

 are crossed by two oblique whitish lines. The cater- 

 pillars abound in neglected orchards and upon wild 

 cherry trees. The eggs from which they hatch are 

 placed in a cluster on the smaller branches, and covered 

 with a waterproof varnish. The}^ hatch about the time 

 the leaves unfold. The little caterpillars immediately 



