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Animal Protection Systematic Study

Diptera Associated with Livestock Dung

Key to the Families of Diptera Associated with Cow Dung

Couplet 19

Either: Or:
19.   Wing with anal vein A1 attaining wing margin at least as a crease-like fold 19'.   Wing with anal vein A1 never attaining wing margin even as a fold
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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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