PHYLUM ARTHROPODA — CLASS INSECTA 



323 



c. 



Fig. 186. — Three species of Coleoptera, A, adult Colorado potato beetle, Leptvno- 

 tarsa decimlineata Say ; B, larva or slug of Colorado potato beetle ; C, spotted 

 blister beetle, Epxcauta maculata Say ; D, common blister beetle, Epicmita jmncti- 

 collis Mann. (From Knowlton and Sorenson, permission Utah Agricultural Ex- 

 periment Station.) 



