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

Upcoming Events

Information, insects and people from the 2019 BugGuide Gathering in Louisiana, July 25-27

Discussion, 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

Photos of insects and people from the 2014 gathering in Virginia, June 4-7.

Photos of insects and people from the 2013 gathering in Arizona, July 25-28

Photos of insects and people from the 2012 gathering in Alabama

Photos of insects and people from the 2011 gathering in Iowa


Genus Phalacrus

Phalacrus sp. - Phalacrus Phalacrus Beetle - Phalacrus Beetle - Phalacrus Shining Flower Beetles - Phalacrus Shining Flower Beetles - Phalacrus Shining Leaf Beetle - Phalacrus ID request Is this Phalacrus politus? (Phalacridae; Coleoptera) - Phalacrus
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)
No Taxon (Cucujid series)
Family Phalacridae (Shining Flower Beetles)
No Taxon (Phalacrus-group)
Genus Phalacrus
Explanation of Names
Phalacrus Paykull 1800
Greek φαλακρος = 'bald'
25 spp. in our area, ~100 worldwide(1)
1.4–4.5 mm(2)
Note large scutellum, single elytral stria, robust tarsi, lengthened terminal antennomere, and pitch-black color --Matt Gimmel, 13.ix.2010
worldwide, incl. most of our area(3)(2) (in the New World, Alaska to Argentina)(1)
highly specialized feeders on smut fungi (Ustilaginales) and rust fungi (Pucciniales)(1)
Internet References
Works Cited
1.Genus-level revision of the family Phalacridae (Coleoptera: Cucujoidea)
Gimmel M. 2013. Zootaxa 3605: 1–147.
2.Gimmel M. 2012. Phalacridae (Coleoptera) taxonomic database [temporary name]
3.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.