Chlaenius emarginatus
Say, 1823
Emarginate Chlaenius
Chlaenius emarginatus is a of ground beetle in the Carabidae, native to North America. It belongs to the large and diverse Chlaenius, which contains approximately 1,000 species worldwide. Like other members of its genus, this is likely predatory. The species was first described by Thomas Say in 1823.
Pronunciation
How to pronounce Chlaenius emarginatus: /ˈklai.ni.əs ɛˌmar.dʒɪˈneɪ.təs/
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Identification
As a member of Chlaenius, this likely exhibits the genus-typical features of vivid metallic coloration, often green or blue-green, and relatively long legs adapted for rapid movement. The specific epithet "emarginatus" refers to a notched or feature, likely of the or pronotum, though the exact diagnostic character requires examination. Species-level identification within Chlaenius typically requires examination of male genitalia and other subtle morphological features.
Images
Distribution
Recorded from Canada and the United States. Distribution within North America is centered in regions where the Chlaenius is well-represented, though specific state or provincial records are not detailed in available sources.
Similar Taxa
- Chlaenius tricolorAnother North American Chlaenius with vivid metallic coloration; distinguished by specific morphological details and potentially different preferences
- Other Chlaenius speciesThe contains many similar-looking metallic ground beetles; reliable identification to level requires examination of subtle structural features and male genitalia