This Argia sp. was photographed on Las Vegas Creek: a remnant stretch of a wooded, shallow rocky creek running into Lake Worth, west of Fort Worth, Tarrant County, Texas on August 13, 2001; it has a unique combination of feaures that suggest it might be a hybrid (per Dennis Paulson) - ?; click here to see another unusual Argia photographed on this same date and at the same location:
