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Diptera.info :: Identification queries :: Diptera (adults)
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Hybomitra sp.? => Hybomitra cf. auripila, male
Siegfried Rudolf
#1 Print Post
Posted on 14-06-2023 19:56
Member

Location: D / Staufen im Breisgau
Posts: 400
Joined: 23.03.21

Hello everyone,

I photographed this horsefly today on a rock next to a creek in the Black Forest, southwest Germany. The size was 18 to 20 mm. I think the animal belongs to the genus Hybomitra. Is that correct and is there perhaps more to say?

Greetings Siggi
Siegfried Rudolf attached the following image:


[199.99Kb]
Edited by Siegfried Rudolf on 16-06-2023 07:01
 
Siegfried Rudolf
#2 Print Post
Posted on 14-06-2023 19:56
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Location: D / Staufen im Breisgau
Posts: 400
Joined: 23.03.21

pic. 2
Siegfried Rudolf attached the following image:


[189.84Kb]
 
eklans
#3 Print Post
Posted on 15-06-2023 11:09
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Location: Franconia, Germany
Posts: 4468
Joined: 11.11.18

Hello Siggi, according to Theo's book "Families of Flies with Three Pulvilli (Zeegers, Schulten)" it could be the male H. auripila.
Greetings, Eric
 
Siegfried Rudolf
#4 Print Post
Posted on 15-06-2023 18:29
Member

Location: D / Staufen im Breisgau
Posts: 400
Joined: 23.03.21

Hello Eric,
That's an interesting tip, thank you. I am attaching a picture and a section of the picture where you can see the three pulvilli better. Maybe Theo will comment on that too.

Greetings, Siggi
Siegfried Rudolf attached the following image:


[190.95Kb]
 
Siegfried Rudolf
#5 Print Post
Posted on 15-06-2023 18:30
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Location: D / Staufen im Breisgau
Posts: 400
Joined: 23.03.21

section
Siegfried Rudolf attached the following image:


[114.22Kb]
 
Zeegers
#6 Print Post
Posted on 15-06-2023 21:25
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Location: Soest, NL
Posts: 19288
Joined: 21.07.04

I tend to agree. Aterrima is not in the book and should be considered. But males auripila can be very dark (my hypothesis that that is the reason Mally considered them synonym), this seems to be such a one. DNA is different.

Theo
 
Siegfried Rudolf
#7 Print Post
Posted on 16-06-2023 07:00
Member

Location: D / Staufen im Breisgau
Posts: 400
Joined: 23.03.21

Hi Theo,

thank you for this information. Then I name the animal Hybomitra cf. auripila. Thanks again to Eric.

Greetings Siggi
 
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