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

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


Subfamily Dexiinae

Representative Images

Fly to ID - Ptilodexia Tachinidae - Uramya - male Fly with brown patch on abdomen - Thelaira americana Cordyligaster septentrionalis brown fly with long proboscis Tachinid Fly - Wagneria grp Fly Microchaetina mexicana? - Microchaetina

Classification

Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Diptera (Flies)
No Taxon (Calyptratae)
Superfamily Oestroidea
Family Tachinidae (Parasitic Flies)
Subfamily Dexiinae

Explanation of Names

Dexiinae Macquart 1834

Numbers

~240 spp. in 75 genera of 13 tribes in our area(1), ~1,530 spp. in ~300 genera of 15 tribes total(2)

Life Cycle

Nearly all members of this subfamily are said to be parasitic on Coleoptera or Lepidoptera larvae