Fig. 209. 



Fig. 207, Lema trilineata. Fig. 20S, a. a, larvae ; c. pupa ; d, eggs of Lema trilmeata. 

 Fig. 209, Diabrotica 12-punctata: a, egg; b, larva; c, injury in corn-stalk; d, pupa; 

 ^, beetle. Fig. 210, Diabrotica longicoryiis : a, adult; 5, pupa; c, larva; d, same in its 

 case. Fig. 211, Diabrotica vittata. Fig. 212, larva of same. Fig. 213, its pupa. 

 216 



