Syrphid Fly
Toxomerus marginatus

I found this neatly-patterned Syrphid Fly at Promontory Point, Utah.  © Carol Davis, 8-16-2010

syrphid fly
This colorful fly is very beneficial as it eats aphids, thrips and small caterpillars in the larval
stage and as an adult it pollinates by dining on pollen.  I am always amazed when I find a new
species of Syrphid Fly--there are so many different abdominal patterns.
© Carol Davis, 8-16-2010

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