In the family Ptychopteridae the antennae are long, the legs are long, and the abdomen is long. Ocelli are absent.
In subfamily Bittacomorphinae the antennae have 18 or 19 segments, while in Ptychopterinae they have 13.
In Ptychopterinae the wing of vein M is branched, while it is entire in Bittacomorphinae (McAlpine et al., 1981).
Larvae typically live in saturated mud or in water that is rich in detritus. Adults are also found near water (Brown et al., 2009).
Click on the thumbnail to view a larger image with information about the species
American Insects web site