Texhoma, Texas County, Oklahoma, USA June 1, 2010 Size: 9 mm
Discover Life has images of Calliopsis subalpina, female that appear to be a good match.
Found another BG image #317206 that looks similar (Calliopsis subalpina), but unlike my earlier C. subalpina, male which is dark.
Wing venation and red abdomen like that of Panurginae, Macrotera??