212 



[NSECTS INJURIOUS TO VEGETABLES 



It occurs in Pennsylvania, Maryland, Virginia, District of 

 Columbia, North Carolina. Texas and Colorado. 



The toothed flea-beetle {Chcctocncma denticnlafa) resem- 

 bles the species just figured. It is, however, much larger, 

 measuring fully twice as long, or about one-tenth of an inch, 

 is more robust, somewhat irregularly oval, the entire surface 

 brightly bronzed and slightly brassy. 



It is distributed from New England to Florida. Texas and 

 Montana, and is found even in California. 



Remedies. — These two species can be destroyed by arsenicals 

 and other remedies advised in the discussion of flea-beetles 

 (pages 65 and 66). 



Other Insects. — For a consideration of other insects which 

 injure corn, such as wireworms and white grubs, see pages 

 73 to 83. 



A species of wireworm common in the corn fields of the South 

 is illustrated in its several stages in figure 135.^. 



Fig. 135x.— Southern corn wireworm {Monocrepidius vespertinus) . a b. Larva, c, beetle; 

 d, pupa— about three and one-half times natural size. (Author's illustration, U. S. 

 Dept. Agr.) 



