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


Species Tritoma sanguinipennis - Red-Winged Tritoma

Erotylidae? - Tritoma sanguinipennis Erotylidae? - Tritoma sanguinipennis Unmarked coccinellid (right?) - Tritoma sanguinipennis T. sanguinipennis on Polyporus mori - Tritoma sanguinipennis Pleasing Fungus Beetle Tritoma - Tritoma sanguinipennis Beetle - Tritoma sanguinipennis Tritoma sanguinipennis Beetle for ID - Tritoma sanguinipennis
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 (Erotylid series)
Family Erotylidae (Pleasing Fungus Beetles)
Subfamily Erotylinae (Pleasing Fungus Beetles)
Tribe Tritomini
Genus Tritoma
Species sanguinipennis (Red-Winged Tritoma)
Explanation of Names
Tritoma sanguinipennis (Say 1825)
sanguinipennis 'bloody-winged'
3.2-5 mm(1)
the only sp. with all-pale elytra AND scutellum(2)
The only other that might be confused (T. mimetica) has black eltyral apices (Paul Skelley, 30.iv.2011)
e. NA (NB-FL to ON-MN-TX)(3)(2)
Polyporus alveolaris, the 'hexagonal-pored polypore'
Works Cited
1.The Pleasing Fungus Beetles (Coleoptera: Erotylidae) of Nebraska
Goodrich M.A., Springer C.A. 1999. Trans. Nebr. Acad. Sci. 25: 53-71.
2.The Beetles of Northeastern North America, Vol. 1 and 2.
Downie, N.M., and R.H. Arnett. 1996. The Sandhill Crane Press, Gainesville, FL.
3.Checklist of beetles (Coleoptera) of Canada and Alaska. Second edition
Bousquet Y., Bouchard P., Davies A.E., Sikes D.S. 2013. ZooKeys 360: 1–402.