Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada
Clickable Guide
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Fall Fund Drive


Genus Polyderis

ground beetle - Polyderis laeva ground beetle - Polyderis laeva Ground Beetle - Polyderis laeva Ground Beetle - Polyderis laeva tiny beetle - Polyderis laeva Carabid - Polyderis laeva Carabid - Polyderis laeva Tiny Beetle - Polyderis laeva
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 Trechinae
Tribe Bembidiini
Subtribe Tachyina
Genus Polyderis
Synonyms and other taxonomic changes
Polyderus [misspelling]
Explanation of Names
Polyderis Motschulsky 1862
1 sp. in our area(1), ~40 spp. worldwide(2)
<2 mm(1)
Old World (more diverse in the tropics), with a single species in the New World; widespread in our area (mostly eastern)(1)(2)