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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
Info
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Genus Placosternus

Placosternus erythropus (Chevrolat) - Placosternus erythropus Another one from Tucson - Placosternus difficilis Tentatively - Placosternus difficilis beetle - Placosternus difficilis beetle - Placosternus difficilis Placosternus difficilis Black & white beetle? - Placosternus What bug is this? - Placosternus difficilis
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 Chrysomeloidea (Longhorn and Leaf Beetles)
Family Cerambycidae (Longhorn Beetles)
Subfamily Cerambycinae
Tribe Clytini
Genus Placosternus
Explanation of Names
Placosternus Hopping 1937
Numbers
2 spp. in our area, 4 spp. in the New World(1)
Identification
Separated from Megacyllene by the basal antennomere lacking a spine. (2)
Range
so. US (FL-CA) to Venezuela-Colombia(1)
See Also
Megacyllene widespread
Works Cited
1.New World Cerambycidae Catalog
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.