A Strophius Hairstreak Allosmaitia strophius seen on October 16, 2007 at Falcon State Park, Starr County, Texas:
note the blue terminal spot with no red or black on the upperside of the far hindwing:
note the pale blue wash on the hindwing below:
Another from NABA, Mission, Hidalgo county, Texas on November 04, 2011:
