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Diptera.info :: Identification queries :: Diptera (adults)
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Agromyzidae? -> Tethina cf. illota
caliprobola
#1 Print Post
Posted on 14-02-2019 11:57
Member

Location: Belgium
Posts: 211
Joined: 24.05.07

Hi all,

I really struggle with this one, sample from foredune marram grass NW France.

The frons is pale but from ocellar triangle on dark brownish.

There are 4 pale F-bristles pointing up/slightly back
There is a row of 3 pairs of pale interfrontals pointing forward
The pale Oc-bristles are divergent
The pale P-bristles are rather small (1/2 of Iv) convergent
The pale Iv-bristles are large and convergent
The pale Ov-bristles are idem as IV but divergent

More pics can be made.
Any tips welcome!
Thanks!
caliprobola attached the following image:


[67.18Kb]
Edited by caliprobola on 14-02-2019 13:15
 
caliprobola
#2 Print Post
Posted on 14-02-2019 11:58
Member

Location: Belgium
Posts: 211
Joined: 24.05.07

Detail wing
caliprobola attached the following image:


[55.46Kb]
 
Ectemnius
#3 Print Post
Posted on 14-02-2019 12:33
Member

Location: The Netherlands
Posts: 865
Joined: 22.11.11

Hi caliprobola,

It's the family Canacidae, subfamily Tethininae. (In Oosterbroek Tethinidae). A family mostly restricted to the coast. It's a species of Tethina. Probably Tethina illota
For identification see: http://msn.visitm...Munari.pdf

Kind regards,

Ectemnius
 
caliprobola
#4 Print Post
Posted on 14-02-2019 13:15
Member

Location: Belgium
Posts: 211
Joined: 24.05.07

Super! Big thanks for the det. & the key! TumbsUp

Pieter
Edited by caliprobola on 14-02-2019 13:16
 
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