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Diptera.info :: Family forums :: Asilidae Forum
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What species of robber fly is this?
Volkmar
#1 Print Post
Posted on 21-08-2026 18:16
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Location: Arnsberg, D
Posts: 275
Joined: 05.08.20

Can someone please tell me what species this is ?

Data: Germany, North Rhine-Westphalia, D-59519 Büecke, 217 m, August 21, 2026.


Best regars, Volkmar
Volkmar attached the following image:


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JWV
#2 Print Post
Posted on 22-08-2026 15:29
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Location: Wageningen
Posts: 203
Joined: 16.12.22

Hi,

Tolmerus atricapillus female.

Best,
Jonne
 
Volkmar
#3 Print Post
Posted on 22-08-2026 17:45
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Location: Arnsberg, D
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Many thanks, Jonne, for identifying the robber fly species; I was very pleased about that.
Best regards, Volkmar
 
piros
#4 Print Post
Posted on 23-08-2026 09:08
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Location: Szeged, Hungary
Posts: 1868
Joined: 04.01.12

Why not T. cingulatus?
 
Quaedfliegh
#5 Print Post
Posted on 28-08-2026 15:17
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Location: Tilburg Netherlands
Posts: 2228
Joined: 18.05.10

Shape of ovipositor points at cingulatus as well as the mystax which is for a large part black in atricapillus.
Greetings,

Reinoud

Field guide to the robber flies of the Netherlands and Belgium: https://jeugdbondsuitgeverij.nl/product/veldgids-roofvliegen-van-nederland-en-belgie/

https://nev.nl/secties/vliegen-en-muggen/
 
Mariastraat 12
JWV
#6 Print Post
Posted on 28-08-2026 16:31
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Location: Wageningen
Posts: 203
Joined: 16.12.22

I agree, a little bit to fast with ID Smile

Best,
Jonne
 
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