312 BULLETIN 31, UNITED STATES NATIONAL MUSEUM. 



PLATE V. ^ 



1. Myiolepta varipks Loew, wing; la, ]ietul of male; 16, head of female. 



2. Myiolepta bella WiU., head of female; 2a, wing. 



3. Rhingia nasica Say, head of male; :^a, wing. 



4. EuGENiAMYiA FERUUGINKA Fallen, wing; 4a, head of male; 4&, the same, front 



view. 



5. Brachyopa xotata O. S., wing; i'>a, head of female. 



6. Brachyopa notata O. S., head of male. 



7. Brachyopa MEDIA Will., head of female. I 



8. VoLUCELLA Hagii .Ia>inn., head of male. 



9. VoLUCELLA OBESA Fabr., head of male. 

 10. Baccha dimidiata Fabr., wing, female. 



