Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada
Clickable Guide
Moths Butterflies Flies Caterpillars Flies Dragonflies Flies Mantids Cockroaches Bees and Wasps Walkingsticks Earwigs Ants Termites Hoppers and Kin Hoppers and Kin Beetles True Bugs Fleas Grasshoppers and Kin Ticks Spiders Scorpions Centipedes Millipedes

Fall Fund Drive

TaxonomyBrowse
Info
ImagesLinksBooksData

Genus Dilophus

March Fly - Dilophus - female California March Fly for, uh, March - Dilophus - female More Bibionidae... - Dilophus tingi - female Dilophus orbatus? - Dilophus orbatus March Fly? Larger - Dilophus strigilatus - female Fly - Dilophus Dilophus sp.? - Dilophus - male - female Insect on Fatsia bloom - Dilophus
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Diptera (Flies)
No Taxon ("Nematocera" (Non-Brachycera))
Infraorder Bibionomorpha (Gnats, Gall Midges, and March Flies)
Family Bibionidae (March Flies)
Genus Dilophus
Synonyms and other taxonomic changes
Dilophus Meigen 1803
=Philia Meigen 1800 (suppressed)
Numbers
18 spp. in our area, >200 spp. total(1)
Identification
Can be separated from other genera by the presence of:
rings of spines on the fore tibia, e.g.:

two rows of spines anteriorly on the thorax (better developed in females), e.g.:
Range
worldwide, but by far most diverse in the Neotropics(1)
Remarks
in some species the sexes are quite different in form and color, the female often brownish or red, the males black(2)
Print References
Works Cited
1.Evolution and classification of Bibionidae (Diptera: Bibionomorpha)
S.J. Fitzgerald. 2005. Ph.D. Thesis, Oregon State University. 385 pp.
2.The Flies of Western North America
Frank R. Cole and Evert I. Schlinger. 1969. University of California Press.