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Blephariceridae
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Holarctic Blephariceridae
Couplets:
1
2
3
4
5
6
7
8
9
10
Key to Adults of Holarctic Blephariceridae: Couplet 1
Proboscis with elongate labella, each labellum modified internally into a single, long, pseudotrachea-like structure...
2
Proboscis usually not elongate, labellum not modified internally...
3
© 1999
Iowa State University Entomology Department
. Last modified December 30, 1999.
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NSF 9796275
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