Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada

Clickable Guide

Interactive image map to choose major taxa 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

Calendar

Upcoming Events

National Moth Week was July 19-27, and the Summer 2025 gathering in Louisiana, July 19-27

Photos of insects and people from the 2024 BugGuide gathering in Idaho July 24-27

Moth submissions from National Moth Week 2024

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

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


Calyptratae

Representative Images

Fly Golden Dung Flies Mating - Scathophaga stercoraria - male - female Fly Portrait Tachina Fly - Trichopoda pennipes Rabbit Bot Fly - Cuterebra lepusculi - female Greenbottle blow fly - Lucilia Tachinid? - Pollenia - male Hippoboscidae - Pseudolynchia canariensis Tachinid - Cholomyia inaequipes - male

Classification

Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Diptera (Flies)
No Taxon Calyptratae

Numbers

~18,000 described spp. worldwide(1)

Identification

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)

Range

worldwide

Remarks

Probably a monophyletic group, but the arrangement of subordinate taxa needs clarification; the one used in the guide may be 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.