Dactylolabis vestigipennis
Madera Canyon, Santa Cruz County, Arizona
Coordinates: 31.739881, -110.887977
Elevation: 4,409
February 28, 2020
Size: 8.5 mm
Hundreds of these flies were covering the ground under bushes near the Proctor campground
Determined by Salvador Vitanza
Confirmed by John F. Carr