Plate XLV 



Prairie Species 



Fig. 1. "Western Corn Eoot-worm beetle, Diahroticn longicornis. En- 



Fig. 2. Margined Blister-beetle. Epicaufn mnrginaia. 



Fig. 3. Southern Corn Eoot-Avorm beetle. Diahrofica 12-punciafa. En- 

 larged. 



Fig. 4. Bill-bug, Splienopliorus. venatus. 



Fig. 5. Striped Blister-ljeetle, Epicauta vittata : a, female beetle; &, 

 eggs; c, young (triangulin) larva; (/, second oi- earaboid 

 stage; e, contracted scaraba-oid stage, natural size: /, 

 scaraba'oid stage; r/, coarctate larva, or winter stage. 

 Chittenden. Bull. Bur. Ent. U. S. De])t. Agr. ; b-g, after 

 Riley, Trans. St. Louis Acad. Sci.) 



