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Photos of insects and people from the Spring 2021 gathering in Louisiana, April 28-May 2

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Genus Bembidion

Bembidion sordidum - Bembidion incrematum eastern BC carabid - Bembidion interventor Shiny Ground Beetle - Bembidion bifossulatum Bembidion ? - Bembidion Ground beetle - Bembidion Bembidion? - Bembidion Bembidion? - Bembidion Carabidae ? - Bembidion
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 Bembidiina
Genus Bembidion
Synonyms and other taxonomic changes
Amerizus is now treated as a separate genus(1)
Within Bembidion, there are three major well-supported clades: the Bembidion, Odontium, and Ocydromus Series(2)
Explanation of Names
Bembidion Latreille 1802
>250 spp. in our area (incl. 8 adventive) arranged in 37 subgenera and species-groups, over 1200 spp. in >100 subgenera & species-groups worldwide(1); profiles of a number of spp. not yet in the Guide can be found in(3)
Subgenera not yet in the Guide, per(1):
Actedium (B. lachnophoroides) Whitefox River drainage (SK-AB)
Emphanes 2 western spp. (east to MB-NE)
Lindrochthus (B. wickhami) OR-CA (Cascade Range, Coast Ranges, Sierra Nevada)
2-8 mm
Worldwide, ~75% of the species in the Northern Hemisphere(1)
Prefer open, wet habitats. Highest diversity on river banks.
Adults of most spp. are active in daylight(4)
See Also
Tetragonoderus --superficially similar
Internet References
Genus page on ToL