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Diptera.info :: Identification queries :: Diptera (adults)
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Tabanus atratus.
Jim Senn
#1 Print Post
Posted on 08-02-2021 13:32
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Location: Badem, Rheinland-Pfalz, Germany
Posts: 596
Joined: 21.01.21

Photos Sep 2010, Wicksburg, Houston County, Alabama, USA. Large fly.
Jim Senn attached the following image:


[99.2Kb]
Edited by Jim Senn on 06-05-2021 13:44
 
Jim Senn
#2 Print Post
Posted on 08-02-2021 13:34
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Location: Badem, Rheinland-Pfalz, Germany
Posts: 596
Joined: 21.01.21

Lateral view. Notice brown area on abdomen. (Note: Aspect is a little skewed.)
Jim Senn attached the following image:


[122.19Kb]
 
Zeegers
#3 Print Post
Posted on 09-02-2021 12:52
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Location: Soest, NL
Posts: 19310
Joined: 21.07.04

Tabanus atratus, the common big horsefly in the southeast of the USA.
I wasn't aware this species had banded eyes .. but then again, I never saw it alive .


Theo
 
Jim Senn
#4 Print Post
Posted on 10-02-2021 14:47
Member

Location: Badem, Rheinland-Pfalz, Germany
Posts: 596
Joined: 21.01.21

Thanks for your help. Yes, many large biting flies in the southeast USA are called horseflies. I looked at my original photo closely & concluded that the eyes are probably not banded but appear this way because of how the sunlight is shining through the trees.
 
Zeegers
#5 Print Post
Posted on 10-02-2021 16:41
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Location: Soest, NL
Posts: 19310
Joined: 21.07.04

No, the eye is banded and this feature does show on other pictures as well. I simply wasn’t aware of this ! I. the Palaearctic region. large Tabanus are always unbanded.

Theo
 
Jim Senn
#6 Print Post
Posted on 14-02-2021 12:53
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Location: Badem, Rheinland-Pfalz, Germany
Posts: 596
Joined: 21.01.21

Thanks.
 
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