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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

Photos of insects and people from the 2015 gathering in Wisconsin, July 10-12


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TaxonomyBrowse
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Species Euwallacea validus

Bark / Ambrosia beetle - Euwallacea validus on dead tree - Euwallacea validus Holly trees dying - Euwallacea validus Holly trees dying - Beetle 2 - Euwallacea validus Holly trees dying - Beetle 2 - Euwallacea validus Beetle on bark - Euwallacea validus Bark Beetle - Euwallacea validus introduced bark beetle - Euwallacea validus
Classification
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 Curculionoidea (Snout and Bark Beetles)
Family Curculionidae (Snout and Bark Beetles)
Subfamily Scolytinae (Bark and Ambrosia Beetles)
Tribe Xyleborini
Genus Euwallacea
Species validus (Euwallacea validus)
Explanation of Names
Euwallacea validus (Eichhoff 1875)
Range
native to Asia, adventive and widespread in e. US (VT-GA-AL to MO-TX) & ON(1)
Habitat
stumps/boles of hardwoods and conifers(2)
Food
highly polyphagous (recorded hosts include members of 20 families)(1)
Remarks
earliest record in our area: NY 1976(3)
Internet References
Works Cited
1.Atkinson T.H. (200_-2018) Bark and ambrosia beetles
2.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.
3.Exotic bark and ambrosia beetles (Coleoptera: Curculionidae: Scolytinae) in the United States: potential and current invaders
Haack R.A., Rabaglia R.J. 2013. In: Potential invasive pests of agricultural crops. Peña J.E., ed. CABI International, Wallingford, UK, pp. 48-74.