PLATE V. 



Fig. 1 . Nearly adult larva of Anax Junius ; from Nature. 



2. Pupa of Anax Junius ; after Cabot. 



3. Pupa of Anax Junius; from Nature, showing the mask 



partly extended. 



4. Culex ciliatus ; from Nature. 



5. ]\Iask of Anax Junius ; from Nature. 



(188) 



