176 COLEOPTERA— BEETLES 



service and pains should be taken not to destroy them. They 

 are short, flattened, rather broad, and usually with rather 

 prominent spines or hairs as indicated in the accompanying 

 figures. 



Fig. 124. — A lady bug (Hippodamia conve.rgens) which preys on the 

 Colorado potato beetle. Enlarged. (Chittenden, Div. Ent., U. S. Dept. 

 Ag.) 



Fig. 125. — Spotted lady bug (Megilla maculata): a, larva; b, empty 

 pupal skin; c, beetle, with enlarged antenna above. All enlarged. (From 

 Chittenden, Div. Ent., U. S. Dept. Ag.) 



A number of species are abundant and of special service 

 in various parts of the Ignited States. Some of these are 

 figured, and further description will be vmnecessary. 



