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For Insects, Spiders & Their Kin
For the United States & Canada
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Upcoming Events

Photos of insects and people from the 2022 BugGuide gathering in New Mexico, July 20-24

National Moth Week was July 23-31, 2022! See moth submissions.

Photos of insects and people from the Spring 2021 gathering in Louisiana, April 28-May 2

Photos of insects and people from the 2019 gathering in Louisiana, July 25-27

Photos of insects and people from the 2018 gathering in Virginia, July 27-29

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

Previous events



Fly Golden Dung Flies Mating - Scathophaga stercoraria - male - female Fly Portrait Tachina Fly - Trichopoda pennipes Greenbottle blow fly - Lucilia Tachinid? - Pollenia - male Hippoboscidae - Pseudolynchia canariensis
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Diptera (Flies)
No Taxon Calyptratae
~18,000 described spp. worldwide(1)
3-segmented antennae with an arista, wings usually with a prominent lower calypter, second antennal segment with longitudinal suture, thorax with greater ampulla
wing diagrams of several cosmopolitan filth fly spp.(2)
Probably a monophyletic group. Classification of subordinate taxa needs much clarification; the one used in the guide is being challenged as artificial.(1)
Works Cited
1.Molecular phylogeny of the Calyptratae (Diptera: Cyclorrhapha)...
S.N. Kutty, T. Pape, B.M. Wiegmann, R. Meier. 2010. Systematic Entomology 35: 614–635.
2.Fly control in livestock and poultry production, by Novartis Animal Health Inc.