No. 64] DIPTERA OF CONNECTICUT : TAXONOMY 169 



In the figures the Tilly ard modification of the Comstock-Need- 

 ham system of nomenclature has been substituted for the nomen- 

 clature employed by the original author. For a comparison of this 

 with the system of Loew see Figure 15 (Rhagionidae) and Figure 

 17 (Tabanidae). 



