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Family Lonchopteridae - Pointed-winged Flies

Pointed-winged Fly - Lonchoptera bifurcata Fly IMG_4769 - Lonchoptera Fly - Lonchoptera Lonchoptera bifurcata Not sure.  - Lonchoptera bifurcata Lonchopteridae (Pointed-winged Fly), dorsal - Lonchoptera Pointed-wing fly - Lonchoptera bifurcata fly - Lonchoptera bifurcata
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Diptera (Flies)
No Taxon ("Aschiza")
Superfamily Platypezoidea
Family Lonchopteridae (Pointed-winged Flies)
Other Common Names
Spear-winged Flies
Synonyms and other taxonomic changes
some workers recognize multiple genera, but these are inadequately defined(1)
Explanation of Names
Lonchopteridae Macquart 1823
a single genus, with 7 spp. in our area and ~55 described spp. worldwide + many undescribed (esp. in se. Asia)(1) [65 spp. in 6 genera total per(2)]
2-5 mm(1)
apically pointed wing is unique
key to NA spp. in(1)
larvae under leaves and decaying plant remains in gardens, forests, and meadows in both dry and moist locations; adults occur, often in large numbers, in humid places near water (incl. hot springs), in shady woods with thick leaf litter, in rocky tidal zones, and in dry-meadow and mountain-meadow vegetation(3)
adult feed on nectar(3)
Most known species are bisexual. In some species (e.g., L. bifurcata) males are rare or nonexistent, and females are parthenogenetic(3)
Works Cited
1.Review of the Nearctic Lonchopteridae (Diptera), including descriptions of three new species
Klymko J., Marshall S.A. 2008. The Canadian Entomologist 140: 649-673.
2.Order Diptera Linnaeus, 1758. In: Zhang Z.-Q. (ed.) Animal biodiversity: An outline of higher-level classification...
Pape T., Blagoderov V., Mostovski M.B. 2011. Zootaxa 3148: 222–229.
3.Manual of Nearctic Diptera Volume 2
Varies for each chapter; edited by J.F. McAlpine, B.V. Petersen, G.E. Shewell, H.J. Teskey, J.R. Vockeroth, D.M. Wood. 1987. Research Branch Agriculture Canada.