Body chestnut brown, wings patterned, including whitish semi-circular mark.
Waves white-tipped front legs like wasp antennae, though overall appearance suggests mimicry of ants (2)
. Marshall (3)
suggests members of this family are wasp or ant mimics.
Eastern United States, south and west at least as far as the Lower Rio Grande Valley of Texas
Deciduous forests, or wet areas with emergent vegetation.
May-June. LRGV records in May (twice) and September (once)
Rainieria (below) has a shiny thorax.
Arnett, p. 889--description (1)