Plate i. 



From India ink drawings by Mrs. Katherine Pierson Ramsay. 



Fig. 1. Cercopites torpescens, f. 



2. Cercopis grandescens, |. 



3. Ricania antiquata, |. 



4. Aphrophora sp., f . 



5. Enehophora sp. ; the frontal j^rocess, |. 



6. Ptysmaphora fletcheri, |, 



7. Palecphora sp., |. 



8. Palseoptysma venosa, |. 



9. Stenecphora piinctnlata, f. 



10. Dawsonites veter, |. 



11. Stenolocris venosa, f. 



