Family Lonchopteridae Curtis 1839 (fly)
Insecta - Diptera - Lonchopteridae
Parent taxon: Lonchopteroidea according to D. A. Grimaldi 2018
See also Grimaldi and Cumming 1999 and Wiegmann et al. 2011
Sister taxa: Alonchoptera, Lonchopterites, Lonchopteromorpha
Subtaxa: Lonchoptera
Type: Lonchoptera
Ecology:
Distribution: found only at Spring site, Middle Fork Flathead River (Kishenehn) (Eocene of Montana)