Numbers
Nearctica lists 28 nearctic species. 26 of them in the genus Trichocera. One each in the other two genera: Diazosma and Paracladura.
Identification
Often confused for true crane flies (
Tipulidae) or mosquitoes (
Culicidae), Trichoceridae can be distinguished by the presence of
ocelli.
Wing venation:
Season
Tend to fly when cool, spring and fall, or even winter in warmer climates.
Life Cycle
Larvae scavenge in decaying vegetation, etc.