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Diptera.info :: Identification queries :: Diptera (adults)
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Geomyza
Nikita Vikhrev
#1 Print Post
Posted on 18-12-2006 17:52
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Location: Moscow, Russia
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Turkey, near Kushadasi, 16 Dec.
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Jan Willem
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Posted on 19-12-2006 07:33
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Location: Waalwijk, The Netherlands
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Hi Nikita,

You can name this Geomyza tripunctata (a male). More to the south this species is often more reddish (orange if you like). It seems to be a wellknown phenomenon in all kind of species that in warmer climates species become more reddish. Or did you collect this specimen on a higher altitude (i.e. colder climate)?

Jan Willem
 
Nikita Vikhrev
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Posted on 19-12-2006 17:35
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It seems that this rule doesn't work this time. All specimens not only fron sea level, but from very sea shore (50m or less)!
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Jan Willem
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Posted on 20-12-2006 09:08
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Location: Waalwijk, The Netherlands
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Hi Nikita,

Well, I would not exactly call it a rule, but the percentage of reddish specimens of G. tripunctata is much higher in the south then in the north.
By the way, a very nice photo again!

Jan Willem
 
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