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Diptera.info :: Identification queries :: Diptera (adults)
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Thereva spec. (NL) > Thereva nobilitata
blaauw7
#1 Print Post
Posted on 11-06-2020 18:32
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Location: Wageningen, Netherlands
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Joined: 22.09.07

 11 June 2020, skylight, mid Netherlands. Female Thereva

Gr Dick
blaauw7 attached the following image:


[74.38Kb]
Edited by blaauw7 on 17-06-2020 06:33
 
blaauw7
#2 Print Post
Posted on 11-06-2020 18:33
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 2
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Sundew
#3 Print Post
Posted on 13-06-2020 02:14
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Location: Berlin and Baden-Württemberg, Germany
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 The key by van Veen (https://home.hccn...ml#Thereva) tells us which characters have to be seen for an ID. A female would have a chance if we saw the face in frontal view. The shape of the black patch on the frons is a key character. With these two pictures alone, I would not dare to put a name on it, sorry!
Regards, Sundew
 
blaauw7
#4 Print Post
Posted on 13-06-2020 06:29
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 Thanks! Picture of the face in frontal view. With the shape of the black patch on the frons

Gr Dick
blaauw7 attached the following image:


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Sundew
#5 Print Post
Posted on 14-06-2020 18:09
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 Ah - the best picture comes last... Looks like Thereva nobilitata.
 
blaauw7
#6 Print Post
Posted on 17-06-2020 06:33
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 Perfect! Thanks!

Gr Dick
 
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Appreciate it, Tony Irwin! I got the hint to use the key next to Langton and Pinder key for females of Chironomidae. So no specific queries, except the keys... I will keep this on my list and hope th

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