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Diptera.info :: Family forums :: Asilidae Forum
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Asilidae (?) from Belgium
Jeroen K
#1 Print Post
Posted on 15-07-2010 15:32
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Location: Kapellen, Belgium
Posts: 1141
Joined: 03.04.09

My garden, Kapellen, Belgium. Not sure about Asilidae (I'm not really a dipterologist). Is genus or even species possible? More pictures and specimen available if needed. Thanks in advance.
Jeroen K attached the following image:


[120.06Kb]
 
Jeroen K
#2 Print Post
Posted on 15-07-2010 15:32
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Location: Kapellen, Belgium
Posts: 1141
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Picture 2:
Jeroen K attached the following image:


[113.58Kb]
 
Jeroen K
#3 Print Post
Posted on 15-07-2010 15:33
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Location: Kapellen, Belgium
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Picture 3:
Jeroen K attached the following image:


[82.15Kb]
 
Jeroen K
#4 Print Post
Posted on 15-07-2010 15:34
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Location: Kapellen, Belgium
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Picture 4:
Jeroen K attached the following image:


[123.45Kb]
 
Sundew
#5 Print Post
Posted on 15-07-2010 16:46
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Location: Berlin and Baden-Württemberg, Germany
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Asilidae it is, but I am neither an expert. I can exclude some genera, however, but your fly is a female which makes identification difficult. Male genitalia are distinctive. The experts might recognize the genus, so let's wait for them.
 
Jeroen K
#6 Print Post
Posted on 15-07-2010 19:33
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Location: Kapellen, Belgium
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Thanks for your reply. I looked through the Gallery once again. To me, it's Machimus, Eutolmus, Philonicus or Rhadiurgus, but I only paid attention to the general shape as I don't know the charachteristics for keying. But as you said, I will wait for the experts. One more picture (with a better view at the wing venation):
Jeroen K attached the following image:


[127Kb]
Edited by Jeroen K on 15-07-2010 19:34
 
Quaedfliegh
#7 Print Post
Posted on 15-07-2010 22:44
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Location: Tilburg Netherlands
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Eutolmus rufibarbis for sure. Female
Edited by Quaedfliegh on 15-07-2010 22:45
Greetings,

Reinoud

Field guide to the robber flies of the Netherlands and Belgium: https://www.jeugdbondsuitgeverij.nl/product/field-guide-to-the-robberflies-of-the-netherlands-and-belgium/

https://www.nev.nl/diptera/
 
Mariastraat 12
Jeroen K
#8 Print Post
Posted on 15-07-2010 23:38
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Location: Kapellen, Belgium
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Thank you very much, Reinoud. How can you tell?
 
Quaedfliegh
#9 Print Post
Posted on 16-07-2010 08:55
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Location: Tilburg Netherlands
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Black legs with black bristles, pattern on thorax but most important in this case is the black genital part(ovipositor) at the end of the abdomen, shape very typical.
Greetings,

Reinoud

Field guide to the robber flies of the Netherlands and Belgium: https://www.jeugdbondsuitgeverij.nl/product/field-guide-to-the-robberflies-of-the-netherlands-and-belgium/

https://www.nev.nl/diptera/
 
Mariastraat 12
Jeroen K
#10 Print Post
Posted on 16-07-2010 15:29
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Location: Kapellen, Belgium
Posts: 1141
Joined: 03.04.09

Thanks for this interesting information. Hopefully I can identify the next one by myself.
 
Quaedfliegh
#11 Print Post
Posted on 16-07-2010 17:28
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Location: Tilburg Netherlands
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Note: My knowledge is based on Dutch specimens and the Dutch key to the Asilidae of the Netherlands and surrounding areas incorporated in the book by Mark van Veen "De roofvliegen van NL". I'm pretty sure the key also applies to Belgium. The book is still available 2nd hand, try abebooks.com.
Greetings,

Reinoud

Field guide to the robber flies of the Netherlands and Belgium: https://www.jeugdbondsuitgeverij.nl/product/field-guide-to-the-robberflies-of-the-netherlands-and-belgium/

https://www.nev.nl/diptera/
 
Mariastraat 12
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