DIPTEKA. 



BRACHYCERA. 



13 



covered by the Alulee : Head minute, nearly all eye 



ending near the tip of the f •' 

 wing : Antennfe of | 



r 



Fam. 15. AckoceeidjE. 





19. 



more than 3 joints 



r elevated 



II 



12. 



14. 



not out of proportion, small 



,B< 



13 ^ 



flnS 



hollowed 



13. 

 16. 





slender and pointed 



17. 



18. 



ScENOPINIDiE. 



stbatiomid.e. 

 Tabanid^. 

 Xylophagid^. 

 Asilid^. 



Leptid^. 



BOMBYLIDiE. 



short, and distant from the hind margin 





rounded : Brachial I reaching (some of them) to 

 and anal areolets J the first third of wing . 



20. Empid.e. 



L very minute, or indistinct . 21. 



pointed 22. 



each accompanied by a spurious vein . . . .25. 



! > 



> u 

 ' &-( 



pq 



' forming a short style 

 as its tip . 





26. 

 23. 



S-H 



touching the peristoma 24. 



DoLICHOPIDiE. 



Lonchopteeid^. 

 Sykphid^. 



CoNOPIDjE. 



Platypezid^. 

 pipunculid.e. 



bounded by the cheeks 27- MusciD^. 



obsolete 



28. (ESTEIDiE. 



abortive: 8rd joint of AntennEef 1 • • ■ 



bearing the arista | ., -, 



° »-on its upper edge 



(20. Empidffi p.) 

 (27. Muscidffi p.) 



