147 



/ 





i- \g. 31. Adult beetle, the short line at the left 

 indicating the natural size. 



Fig. 32. Larva, greatly enlarged. 



i 



^ F 



Fig. 33. Larval and pupal structures: 

 A, antenna of larva; />', labium 

 and maxilla of larva; C, mandible 

 of larva; D, labrum of larva; E, 

 end of larval abdomen; F, end of 

 pupal abdomen. 



The Colaspis Root-worm. 



