Nebria lacustris
Casey, 1913
Lacustrine Gazelle Beetle
Nebria lacustris is a small in the Nebriinae, commonly known as the lacustrine gazelle . The is characterized by its black body and orange legs, with measuring 9–12 mm in length. It is known for its rapid movement and activity pattern. The species occurs in southern Canada and the eastern and central United States.

Pronunciation
How to pronounce Nebria lacustris: /ˈnɛbriə ləˈkʊstrɪs/
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Identification
Distinguished from other Nebria by the combination of small size (9–12 mm), entirely black body with orange legs, and geographic occurrence in eastern North America. Similar Nebria species may require examination of male or detailed microsculpture for definitive identification.
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Habitat
Found in moist, forested environments including areas near lakes and streams. One documented occurrence in Great Smoky Mountains National Park suggests association with montane forest .
Distribution
Southern Canada (Ontario, Quebec); United States: Tennessee, Wisconsin, and adjacent states in the eastern and central U.S. North range.
Behavior
are nocturnally active and capable of rapid movement. Specific behavioral details beyond activity and fast running are not documented.
Similar Taxa
- Other Nebria speciesSimilar body form and size; require detailed examination of color pattern, microsculpture, or male for separation.
More Details
Etymology
The specific epithet 'lacustris' refers to lakes, likely alluding to the ' association with lacustrine or moist .