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

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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

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Genus Physoconops

Representative Images

Curated specimen from the Essig Museum - Physoconops nigrimanus - male Physoconops - female unidentified Diptera - Physoconops brachyrhynchus Physoconops bulbirostris - male Physoconops excisus? - Physoconops excisus - female Physoconops excisus - female Physoconops obscuripennis - female Physocephala texana ? - Physoconops discalis - male

Classification

Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Diptera (Flies)
No Taxon ("Acalyptratae")
Superfamily Sciomyzoidea
Family Conopidae (Thick-headed Flies)
Subfamily Conopinae
Genus Physoconops

Explanation of Names

Physoconops Szilady 1926

Numbers

13 spp. in 3 subgenera in our area, ~30 total(1)(2)
subgenera (with spp. ## in our area): Physoconops 5, Pachyconops 7, Gyroconops 1

Size

10-16 mm(3)

Identification

key to New World species in (4)

Life Cycle

One species is known to parasitize leafcutter bees, Megachilidae(5)

See Also

Physocephala are often mistaken for Physoconops. For details on how to distinguish these two genera, see here.
Members of Cerioidini (Syrphidae) are sometimes mistaken for Conopinae

Print References

(6)(7)

Works Cited

1.A Catalog of the Diptera of America North of Mexico
Alan Stone, et al. 1965. United States Department of Agriculture.
2.A new conopid fly from Florida and Georgia (Diptera: Conopidae)
Sidney Camras. 2007. Insecta Mundi 0007: 1-4.
3.American Insects: A Handbook of the Insects of America North of Mexico
Ross H. Arnett. 2000. CRC Press.
4.A review of the New World flies of the genus Conops and allies (Diptera: Conopidae)
Camras S. 1955. Proc. USNM 105: 155‒187.
5.Insects: Their Natural History And Diversity: With a Photographic Guide to Insects of Eastern North America
Stephen A. Marshall. 2006. Firefly Books Ltd.
6.The Conopid Flies of California
Sidney Camras and Paul D. Hurd, Jr. 1957. University of California Press.
7.Taxonomic revision of four Nearctic Conopidae (Insecta: Diptera) genera (Dalmannia, Roberstonomyia, Stylogaster and Zodion)...
Burt T. 2015. Master's thesis. Carleton U., Ottawa.