Bug FAQMountain Emerald
Somatochlora semicircularis · Order: Odonata · Family: Corduliidae
The mountain emerald is a dragonfly in the family Corduliidae. It lives in North America.
Source: Wikipedia
How to recognize it
Somatochlora semicircularis, called the mountain emerald, belongs to the emerald dragonfly group in Corduliidae.
Source: Wikipedia
Where it lives
It is found in North America.
Source: Wikipedia
Where it comes from
Its native range is North America.
Source: Wikipedia
Where it is found in the US
Recorded in 11 of 51 states and DC. Most records: Oregon, California, Washington, Colorado, Utah, Montana, 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
Same family (Corduliidae)
Sources
- Wikipedia: https://en.wikipedia.org/wiki/Somatochlora_semicircularis
Look it up elsewhere: GBIF · iNaturalist · BugGuide · ITIS · Wikipedia
Text written 2026-10-24 from the sources above and checked sentence by sentence against them. Data fetched 2026-10-24.