Possibly Mydas clavatus
Auburn, AL
Note: Specimen has distinctively clubbed antennae and red/oranbe mark on dorsum of wnd abdominal segment typical of Mydas flies.
Nikon D200
,AF-S Micro Nikkor 105mm 1:2.8G ED 1/160s f/16.0 at 105.0mm iso400
full exif