Mountain Emerald
- kingdom: Animalia
- phylum: Arthropoda
- class: Insecta
- order: Odonata
- family: Corduliidae
- genus: Somatochlora
- species: Somatochlora semicircularis
Fernie- Invermere
- Maple Ridge
- Sooke
British Columbia
Canada
Yosemite Valley
California
United States