192 



NORTH AMERICAN DIPTERA 



Bombyliida. l.-l. Genus incerts : 2. Hyperalonia; 3. Litorhynchus; 4, Exoprosopa hmd 

 claw; 5 A'nth.ax. antenna; 6. Villa, antenna; 7. 8. Exoprosopa. antenna; Bon^byhus 



majon 10. Pantarbes: 11. Pantarbes, antenna; 12. Systoechus ; 13 Lordotus; 14 Lordotus. 

 antenna- 5 Phthiria ; 16. Phthiria, antenna; 17. Sparnopol.us. antenna: 18. Geron, 19. 20. 

 Geroa kntenna; 21. Toxophora; 22. Toxophora. antenna; 23. Systropus : 24. Systropus. 

 antenna; 25. Mythicomyia. wing; 26, Mythicomyia, antenna. 



