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Discussion of 2018 gathering

Photos of insects and people from the 2015 gathering in Wisconsin, July 10-12

Photos of insects and people from the 2014 gathering in Virginia, June 4-7.

Photos of insects and people from the 2013 gathering in Arizona, July 25-28

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TaxonomyBrowse
Info
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Genus Lonchoptera

Pointed-winged Fly - Lonchoptera bifurcata - female Pointed-winged Fly - Lonchoptera bifurcata - female Fly - Lonchoptera Lonchoptera bifurcata Unknown Diptera - Lonchoptera Lonchoptera bifurcata? - Lonchoptera bifurcata orange fly - Lonchoptera - female Fly attracted to light  - Lonchoptera
Classification
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)
Genus Lonchoptera
Other Common Names
spear-winged flies
Explanation of Names
Lonchoptera Meigen 1803
Numbers
7 spp. in our area, ~55 described spp. total + many undescribed (esp. in se. Asia)(1)
Size
body 2.3-5 mm(1)
Identification
key to spp. in(1)
Range
worldwide (but represented by a single cosmopolitan species, L. bifurcata, in Australasia & the Neotropics); in NA, L. bifurcata is widespread, the remaining 6 spp. are boreal and western (across Canada, n. & w. US), and three of them have holarctic ranges(1)
Life Cycle
L. bifurcata is mostly parthenogenetic (males are extremely rare)
Remarks
Wing veins are sexually dimorphic. The last long vein of females curves to meet the next vein. The same vein of males ends in the wing margin.
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.