Prionus heroicus
Bryerly Ct., Hereford, Cochise County, Arizona
Coordinates: 31°24’17.25″N 110°13’48.94″W
Elevation 4,916 ft
June 26, 2016
Size: 37 mm (from wing tips to base of the jaws)
Attracted to mercury vapor and ultraviolet lights
Determined by Steven W. Lingafelter