Santa Cruz County, Arizona
Coordinates: 31.712243, -110.875305
Elevation: 5,448 ft
August 5, 2023
Found, in a hot day, on the lower surface of a boulder. The space under the boulder was dramatically cooler, darker, and more humid than the environment outside. There were several flies and wasps that may have been taking refuge from the hot and dry weather.
Determined by Salvador Vitanza
Confirmed by Bill Dean
Diptera-Syrphidae-Copestylum opinator-Syrphid Flies FEMALE (A)