Brown body, basal brown spot on each wing. Compare Common Baskettail, which has yellow stripes on abdomen.
Eastern North America, Maine to northern Florida, Louisiana. Absent from midwest.
Near clear streams, rivers, lakes. Flies in evening and at dawn over riffles in streams or along shores.
April-October in south, mid-summer only in north
As for other members of this family presumably--little specific information in Dunkle. (1)