Family Bibionidae Newman 1834 (march fly)
Parent taxon: Bibionoidea according to D. K. Yeates et al. 2007
Sister taxa: Cascopleciidae, Penthetriidae
Subtaxa: Bibio, Bibiodes, Bibiodites, Bibioninae, Dilophus, Lithosomyia, Penthetria, Pleciinae
Ecology: