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Photo#521006
fly - Thaumatomyia

fly - Thaumatomyia
Cross Plains, Dane County, Wisconsin, USA
May 26, 2011
Size: just under 4mm inc. wings
This one looks like it has a spike protruding from its back.

Images of this individual: tag all
fly - Thaumatomyia fly - Thaumatomyia

Moved
Moved from Grass Flies.

Thaumatomyia
That "spike" protruding from the back is actually two strong bristles very close together on the scutellum, which is bright yellow in this species. The two, close-set bristles there are one of the diagnostic characters to separate Thaumatomyia from similar looking genera.

Moved
Moved from Frit Flies.

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