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Genus Scaphinotus

Carabid - Scaphinotus cordatus Scaphinotus angusticollis? - Scaphinotus angusticollis - female Ground Beetle - Scaphinotus Unknown ground beetle - Scaphinotus Beetle01 - Scaphinotus angusticollis Scaphinotus- marginatus? - Scaphinotus marginatus Scaphinotus elevatus - female Beetle - Scaphinotus
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Coleoptera (Beetles)
Suborder Adephaga
Family Carabidae (Ground Beetles)
Subfamily Carabinae
Tribe Cychrini
Genus Scaphinotus
Other Common Names
Snail Eaters, Boat-backed Ground Beetles
Explanation of Names
Scaphinotus Dejean 1826
55 spp. in 9 subgenera total, all in our area(1)
7-33 mm, most 20-25 mm
key to genera of Cychrini here
key to SC spp. in(2)
key to Mid-Atlantic species in(3)
precinctive to NA(4)
Mostly forests, though some species occur in open habitats. Many eastern species are regular climbers of trees at night. (5)
May-Nov (south), Jun-Sep (north)
Feed on snails, slugs. Mandibles specially adapted for insertion into opening of a snail's shell.
Life Cycle
Nocturnal. Eggs typically laid under debris late spring/early summer. Overwinters as a larva, pupates in spring. May also overwinter as adult.
Works Cited
1.Catalogue of Geadephaga (Coleoptera, Adephaga) of America, north of Mexico
Bousquet Y. 2012. ZooKeys 245: 1–1722.
2.Ground Beetles and Wrinkled Bark Beetles of South Carolina
Janet Ciegler. 2000. Clemson University.
3.Illustrated Key and Photo Atlas of the Snail-eating Ground Beetles of the Genus Scaphinotus Dejean ...
C.W. Harden and F.G. Guarnieri. 2017. The Maryland Entomologist Vol 7, Num 1, pp16-34.
4.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.
5.A natural history of the ground-beetles (Coleoptera: Carabidae) of America north of Mexico.
Larochelle and Larivière. 2003. Pensoft Publishers, Bulgaria. 584 pp.