KEY TO SUB-ORDER II. FLY-LIKE DIPTERA. 

 \Vinsr with more th:in si\ closed cells : 



O 



veins at point running parallel with the hind edge, ,, 1GE 



and curved to the front edge MYDAID.K. 30. 



ith six closed cells : 



Wing with five closed cells : 



veins running into edge 

 five veins end in hind edge 



four veins end in hind edge 



two veins end in hind edge 

 one vein ends in hind edge 

 first vein running parallel with front edge 



two cells end in hind edge 



one cell ends in front edge 



Wing with four closed cells : 



one nearly closed cell at point 



NEMISTRINIDYE. 36. 



AcROCERIDvK. 36. 



BOMBYLIIDyE. 36. 



CONOPIDvK. 46. 



SYRPIIID.K. 39. 



AsiLID.K. 30. 



THEREVID^E. 30. 



XYLOI>HAr,lD.-!i. 28. 



MUSCID.E. 50. ' 

 PIPUNCUI.ID.K. 47. 



PLATYPEXIDyK. 47. 



(6) 



