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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

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Previous events


Family Monotomidae - Minute Clubbed Beetles

Unknown small, underbark larvae Aneurops convergens (Sharp) - Aneurops convergens - male NEW DATA  - Europs fervida Monotoma myrmecophila Bousquet and Laplante - Monotoma myrmecophila - female UID Coleoptera - Monotoma producta Tiny brown, elongated, setose beetle under oak bark - Hesperobaenus abbreviatus Monotomidae - Monotoma picipes Monotoma, maybe not bicolor - Monotoma testacea
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Coleoptera (Beetles)
Suborder Polyphaga (Water, Rove, Scarab, Long-horned, Leaf and Snout Beetles)
No Taxon (Series Cucujiformia)
Superfamily Cucujoidea (Sap, Bark and Fungus Beetles)
Family Monotomidae (Minute Clubbed Beetles)
Synonyms and other taxonomic changes
Rhizophagidae Redtenbacher, 1845
Explanation of Names
Monotomidae Laporte 1840
Used to be known as "Root eating beetles", but the name is inaccurate since they don't feed on roots.
two subfamilies, with 55 spp. in 11 genera north of Mexico(1) and ~250 spp. in 35 genera worldwide(2)(3)
9 spp. in 2 genera in Maritime Canada(4)
Overview of our fauna
Family Monotomidae
Subfamily RHIZOPHAGINAE Rhizophagus

Tribe Monotomini Monotoma
Tribe Thionini Thione
1.5-6.0 mm(2)
worldwide and throughout NA(1)
predaceous or mycophagous(2)
See Also
Works Cited
1.American Beetles, Volume II: Polyphaga: Scarabaeoidea through Curculionoidea
Arnett, R.H., Jr., M. C. Thomas, P. E. Skelley and J. H. Frank. (eds.). 2002. CRC Press LLC, Boca Raton, FL.
2.Tree of Life - Monotomidae
3.McElrath T., Boyd O., McHugh J.V. (2014-) MonotomID
4.Monotomidae (Coleoptera) of the Maritime Provinces of Canada
Majka C.G., Bousquet Y. 2010. J. Acad. Entomol. Soc. 6: 1-8.