Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada

Genus Badister

Badister maculatus - female 1001C25 - Badister elegans Beetle for ID - Badister neopulchellus Badister neopulchellus carabid - Badister micans Carabid - Badister notatus Small Carabid on the moth sheet - Badister neopulchellus Badister neopulchellus
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Coleoptera (Beetles)
Suborder Adephaga
Family Carabidae (Ground Beetles)
Subfamily Harpalinae
Supertribe Harpalitae
Tribe Licinini
Genus Badister
Explanation of Names
Badister Clairville 1806
Numbers
14 spp. in 2 subgenera in our area(1), ~50 worldwide(2); 10 spp. in Canada(3)
Size
3.8-6.5 mm
Identification
Mandibles highly asymmetric (either the right or left with a transverse notch); labrum cleft almost to base; clypeus slightly asymmetric and emarginate
Range
most of the world and NA, more diverse in warmer regions(2)
Habitat
Most members of this genus are hygrophilous, adults living among the emergent vegetation in eutrophic marshes, or else in damp woodland, in dense litter(2); adults come to lights
Remarks
our only representative of the subtribe Licinina (~100 spp. total, mostly in the Northern Hemisphere)(1)
Works Cited
1.Catalogue of Geadephaga (Coleoptera, Adephaga) of America, north of Mexico
Bousquet Y. 2012. ZooKeys 245: 1–1722.
2.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.
3.Checklist of beetles (Coleoptera) of Canada and Alaska. Second edition
Bousquet Y., Bouchard P., Davies A.E., Sikes D.S. 2013. ZooKeys 360: 1–402.