BUGS, CICADAS, AND TREE-HOPPERS. 167 



Fig. 312. — Broad-necked Prionns, a Capricorn Beetle. 



CHRYSOMELANS AND LADY-BIRDS. 



These are either egg-shaped or hemispherical, and 

 nre remarkable for their beautiful colors. The first are 



Fig. 313. — Ladder Fig. 314. — Cucumber Bee- Fig. 315. — Lady- 

 Chrysomelan. tie, a Chrysomelan. Bird. 



blue, green, or golden ; the latter are black, red, or 

 yellow, with dark spots. Tlie Lady-Birds devour plant- 

 lice, and are thus of great benefit to the gardener. 



BUGS, CICADAS, AND TREE-HOPPERS, OR 

 HEMTPTERS. 



These insects have a slender, horny beak, which, 

 vvlien not in use, is bent under the body and lies upon 

 the breast. 



CICADAS, OR HARVEST FLIES. 



The Cicadas, or Harvest Flies, have a very large 

 head, large eyes, and three minute eyes on the top of 

 the head, aiid their wings are large, thin, and very 



