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Genus Sphaeroderus - Small Snail Eating Beetles

Ground Beetle Eating a Snail - Sphaeroderus schaumii slug eater - Sphaeroderus stenostomus Sphaeroderus canadensis canadensis Chaudoir - Sphaeroderus canadensis - male Ground Beetle - Sphaeroderus canadensis Sphaeroderus stenostomus? - Sphaeroderus stenostomus Sphaeroderus stenostomus stenostomus - Sphaeroderus stenostomus - male - female Ground Beetle? - Sphaeroderus stenostomus Sphaeroderus stenostomus lecontei - Sphaeroderus stenostomus
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 Cychrini
Genus Sphaeroderus (Small Snail Eating Beetles)
Explanation of Names
Sphaeroderus Dejean 1826
6 spp. (with several sspp.), all in our area(1)
ne. NA to n. GA & e. SK(1) Also known from Florida and Arkansas.
All species are flightless, with wings highly reduced and elytra fused.
Like all Cychrines, Sphaeroderus are specialized predators of land mollusks
They are also known to feed on caterpillars(2)
Works Cited
1.Catalogue of Geadephaga (Coleoptera, Adephaga) of America, north of Mexico
Bousquet Y. 2012. ZooKeys 245: 1–1722.
2.A natural history of the ground-beetles (Coleoptera: Carabidae) of America north of Mexico.
Larochelle and Larivière. 2003. Pensoft Publishers, Bulgaria. 584 pp.