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Diptera Associated with Livestock Dung
Key to the Families of Diptera Associated with Cow Dung
Couplet 13
Either: |
Or: |
13. Wing with
spurious vein; M1 curved forward and joining R4+5
apically |
13'. Wing without
spurious vein; M1 not curved forward and not joining
R4+5 apically |
![](images/13.jpg) |
![](images/13_p.jpg) |
Syrphidae |
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First published on the Internet in 2000 by
J.M.
Cumming
Last updated 18 May 2006 by J.M. Cumming and G.D.
Murray
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