EMPIDjE. 



^ 



>. g 



~ ^ much longer than the head 1. 



about as long as the head, straight 2. 





S i^ 



^ much shorter than the head, incui'ved . 



vanishing at the tip of the wing 4. 



, r interrupted by f oblong ovate, in- 

 attenuated around ^ ^^^^^j^ ^^^J J clining forwards 5. 

 the posterior J ^j^^ ._ ^^A ^^j^^^ spheroidal, 



margin: Cheeks^! [ ^^^^.J_ _ _ g_ 



-prolonged under the eyes 

 § f shorter than the terminal arista . 





^-. o 



=8^'C 



^ jj f perpendicular 



^ ^.2 rionger than the heads 

 ' 2 ^ § J l- horizontal . 



" "^ shorter than 



9. 

 10. 



g3 g ;i^ Lthehead: r curved, shorter than femora 11. 

 ^ B Hind tibia3S 



'■ straight, as long as femora 12. 



1st and 2nd forming a fork ; no discal areolet 



13 



o o < 



r very short: rconical,withthearistaat the tip 14. 



3rd joint of anten.j 



"^ oval, with the arista above the tip 1 5 . 



longer than the head, horizontal 16. 



apparent 17. 



shorter than pmuch shorter felongated. 



.none : 

 Palpi, 



proboscis: I than pobrachial :J nical 

 PreebrachialJ 3rd j. of anten. ] short ovate 



- as long as the femora : Cubital vein 



18. 

 short ovate, 



areolet I L or round 19. 



l-about as long as pobrachial . 20. 



as long as proboscis 21. 



simple 22. 



forked 23. 



4 



Empis. 



HlLARA. 



Rag AS. 



Brachystoma. 



Aedoptera. 



Heleodromia. 



Wiedemannia. 



sciodromia. 



P.hamphomyia. 



euthyneura. 



CEdalea. 



MiCROPHORUS. 



Cyrtoma. 



Leptopeza. 



Ocydromia. 



Hybos. 



Platypaxpus. 



Elaphropeza. 



Drapetes. 



Chersodromia. 



Tachydromia. 



Phyllodromia. 



Hemeeodromia. 



* The discal areolet is sometimes iucomplcte between the fii'st and second externo-medial veins ; 

 so that these are detached, but the second and third are connected in a fork : the reverse of what 

 happens in Cyrtoma. 



