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Photo#260892
Fly on Opuntia pad - Stictomyia longicornis

Fly on Opuntia pad - Stictomyia longicornis
Picture Rocks, NW of Tucson, Pima County, Arizona, USA
March 23, 2009
Size: 3-4mm

We seem to have some of these under Notogramma purpuratum
or what is the difference?

Puzzling.
I have always wanted to know what these are as well!

 
Eric, now you know!
Eric, now you know!

 
now i know, too
tracked this one -- must learn flies, must learn flies...

 
There are just a few 100 000
There are just a few 100 000 named ones.....the half mio undescribed ones are more scary... ;-)

 
i'm sorta aware of the fact...
the flies are awesome, incredibly funny creatures but i never had time for them being too busy with zillions of beetles and all; now i have time and the Guide to learn in the New World what i failed to learn in the Old (i was close with quite a few fine dipterologists, but mostly socially)

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