Bug FAQAgonum suturale
Agonum suturale · Order: Coleoptera · Family: Carabidae
Agonum suturale is a ground beetle that measures about 8.5 to 11 mm long. It has a metallic green, blue-green, or bronze sheen with green edges on its wing covers. The species lives in the western half of North America, including Canada, the United States, and Mexico.
Source: Wikipedia
How to recognize it
The beetle’s body is metallic green, blue-green, or bronze, and the margins of its elytra are green.
Source: Wikipedia
Size
Adults are 8.5 to 11 mm (0.33 to 0.43 in) in length.
Source: Wikipedia
Where it comes from
Its native range includes western Canada, the United States, and Mexico.
Source: Wikipedia
Where it is found in the US
Recorded in 11 of 51 states and DC. Most records: California, Oregon, Utah, Colorado, Arizona, Washington, Wyoming, Idaho.
Darker = more records. Counts are museum and citizen-science records, not population size.
Source: GBIF
Status: native in North America; native in Canada. Source: iNaturalist
Months it is reported in the US
Source: GBIF
More photos
Questions people ask
Where is Agonum suturale found?
It lives in the western half of North America, covering parts of Canada, the United States, and Mexico.
Source: Wikipedia
What does Agonum suturale look like?
It is metallic green, blue-green, or bronze with green edges on its wing covers.
Source: Wikipedia
Same family (Carabidae)
Sources
- Wikipedia: https://en.wikipedia.org/wiki/Agonum_suturale
Look it up elsewhere: GBIF · iNaturalist · BugGuide · ITIS · Wikipedia
Text written 2026-10-27 from the sources above and checked sentence by sentence against them. Data fetched 2026-10-27.