Key to the Families of Diptera Associated with Cow Dung


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Diptera Associated with Livestock Dung

Either:	Or:
3a. Ocelli present	3a'. Ocelli absent or rudimentary

3b. Scutum with V-shaped suture faint in middle	3b'. Scutum with V-shaped suture complete

Trichoceridae	Tipulidae

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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