Bembidion tetracolum
Say, 1823
Seine Riverbank Ground Beetle
Bembidion tetracolum is a of ground beetle in the Carabidae, first described by Thomas Say in 1823. It is native to Europe and has been introduced to other regions including Australia. The species is commonly known as the Seine Riverbank Ground Beetle, reflecting its association with riparian . It belongs to the large Bembidion, which contains numerous small, often metallic ground beetles.

Pronunciation
How to pronounce Bembidion tetracolum: /bɛmˈbɪdi.ɔn ˌtɛtrəˈkoʊləm/
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Habitat
Riparian environments, particularly along riverbanks and stream margins. The "Seine Riverbank Ground Beetle" suggests association with riverine in its native European range.
Distribution
Native to Europe, with records from Austria, Albania, and former Yugoslavia. Introduced to Australia. Also recorded from Algeria in North Africa.
More Details
Taxonomic Note
The Catalogue of Life lists Bembidion tetracolum tetracolum as an accepted with authorship Say, 1823, suggesting some infraspecific variation may be recognized within this .
Observation Data
iNaturalist records 329 observations of this , indicating it is moderately well-documented by citizen scientists.