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Home » Guide » Arthropods (Arthropoda) » Insects (Insecta) » Beetles (Coleoptera) » Ground and Water Beetles (Adephaga) » Ground Beetles (Carabidae) » Carabinae » Cychrini » Scaphinotus

Genus Scaphinotus

Classification · Other Common Names · Numbers · Size · Identification · Range · Habitat · Season · Food · Life Cycle · Internet References · Works Cited
ground beetle - Scaphinotus Scaphinotus - Scaphinotus andrewsii Sphaeroderus? - Scaphinotus punctatus Reddish/Brown Beetle found near Salmon Arm British Columbia - Scaphinotus angusticollis Beetle ID - Scaphinotus elevatus Scaphinotus - Scaphinotus marginatus - male Scaphinotus angulatus? - Scaphinotus angulatus Scaphinotus angusticollis
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Class Insecta (Insects)
Order Coleoptera (Beetles)
Suborder Adephaga (Ground and Water Beetles)
Family Carabidae (Ground Beetles)
Subfamily Carabinae
Tribe Cychrini
Genus Scaphinotus
Other Common Names
Snail Eaters, Boat-backed Ground Beetles
Numbers
~50 spp. in 7 subgenera total, all in our area(1)
Size
13-33 mm, most 20-25 mm
Identification
Medium to large beetles with long, slender mandibles. Pronotum rather flared.
key to genera of Cychrini here
key to SC spp. in(2)
Range
precinctive to NA(1)
Habitat
Mostly forests, under logs, rocks, in leaf litter.
Season
May-November (south), June-September (north)
Food
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.
Internet References
Photo of S. guyoti
Info on S. angulatus
Works Cited
1.American Beetles, Volume I: Archostemata, Myxophaga, Adephaga, Polyphaga: Staphyliniformia
By Arnett, R.H., Jr., and M. C. Thomas. (eds.)
2.Ground Beetles and Wrinkled Bark Beetles of South Carolina
By Janet Ciegler
Contributed by Cotinis on 1 November, 2004 - 6:48am
Additional contributions by Peter Messer, v belov
Last updated 20 April, 2011 - 5:58pm

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