PLATE XXIII. 

 Male Genitalia — 



1. Lateral view of Cicada hieroglyphica. 



2. Caudal view of Cicada hieroglyphica. 



3. Lateral view of Tibicinoides hesperius. 



4. Caudal view of Tibicinoides hesperius. 



5. Caudal view of Proarna venosa. 



6. Lateral view of Proarna venosa. 



7. Caudal view of Melampsalta calliope. 



8. Lateral view of MelaTnpsalta calliope. 



9. Caudal view of Tibicina septendecim var. cassinii. 

 10. Lateral view of Tibicina septendecim var. cassinii. 



(364) 



