﻿DESCRIITION OF PLATES. 

 Plate I. 



1. Cicadctta tyinpanistr'ui. 



2. Male genitalia of the same, in profile. 



3. Operculum of the same. 



4. Philagra parva, wing, (a little diagrammatic). 



5. Polychactophycs scrpiilidia. wing (do.). 



6. Dialcctoptcryx australica, wing (the dotted lines show the 

 restored parts). 



7. The same, tegmen (do.V 



8. Astorga sacchan'cida, nymph. 



9. The same in profile. 



10. Mnirclla oxyoinina, n}inph. 



1 1 . The same in profile. 



12. Face of the same. 



13. Coiiosaiiiis liospcs, nymph. 



14. Long- winged adult of the same. 



15. Short-winged adult. 



16. Tegmen of long- winged form. 



17. Tegmen of short- winged form. 



Plate IL 



1. Idioccnis liylcorais, vertex. 



2. Face of the same. 



3. Ncphotcttix plchciiis. vertex &c. 



4. Face of the same. 



5. A^ ciirytus, vertex &c. 



6. Face of the same. 



7. Eurinoscopiis Icnfiginosiis, vertex &c. 



8. Face of the same. 



9. Driotura aristarchc. 



10. Face of the same. 



11. Nephotettix apicalis, tegmen. 



13. Face of the same. 



14, Than-a sp., nymph in profile. 



