Fio. 32.— Side view of pupa of Cyhister fimbriolatus. Fig. 33.— Ventral view of same. Fig. 34.— Dorsal view of head of larva of 

 Dytiscus verticalis. Fig. 35.— Anterma. Fig. 36.— Maxilla. Fig. 37.— Labium. Fig. 38.— Posterior end of abdomen, show- 

 ing cerci. 



