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Discussion of 2018 gathering

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

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Genus Callisthenes - Beautiful Black Searchers

Calosoma revisited - Callisthenes simplex - male carabid? - Callisthenes - male Large spotted ground beetle - Callisthenes calidus Callisthenes luxatus - male darkling - Callisthenes Calosoma? - Callisthenes affinis Calosoma? - Callisthenes affinis Callisthenes luxatus
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Coleoptera (Beetles)
Suborder Adephaga (Ground and Water Beetles)
Family Carabidae (Ground Beetles)
Subfamily Carabinae
Tribe Carabini
Genus Callisthenes (Beautiful Black Searchers)
Synonyms and other taxonomic changes
traditionally lumped with Calosoma in American literature(1)(2); the arrangement used here follows Erwin (2007)
Numbers
23 spp. in 2 subgenera in our area(1)
subg. Chrysostigma: species affinis, calidus, cancellatus, lepidus, morrisonii, obsoletus, semilaevis, simplex, tepidus
subg. Callistenia: species dawsoni, dietzi, discors, lariversi, latipennis, luxatus, moniliatus, monticola, oregonus, placerus, schaefferi, subaeneus, subasperatus, wilkesii
Internet References
(3)
Works Cited
1.American Beetles, Volume I: Archostemata, Myxophaga, Adephaga, Polyphaga: Staphyliniformia
Arnett, R.H., Jr., and M. C. Thomas. (eds.). 2000. CRC Press LLC, Boca Raton, FL.
2.Catalogue of Geadephaga (Coleoptera, Adephaga) of America, north of Mexico
Bousquet Y. 2012. ZooKeys 245: 1–1722.
3.Bruschi C. (2010) Calosoma of the world