Sandy, Salt Lake County,
Utah, date unknown
2 to 2.25 inches, Wingspan: 3.3 to 3.6 inches. Each wing of
male has 3 dark spots , the 3 white spots develop as they age.
abdomen is dark becoming bluish white at maturity (pruinosity).
The female abdomen is browish with a yellow stripe on the side. The
female doesn't develop the white spots.