Formosan Damselfly
Euphaea formosa
- Least concern
- Card rarity: Common
- Insects

Euphaea formosa, the Formosan damselfly, is a species of damselfly in the family Euphaeidae. It is common in Taiwan. There is a single historical record from Xiamen, China as Euphaea compar, though this 19th-century specimen was likely mislabeled; today the species is considered endemic to Taiwan.
Classification
- Class
- Insecta
- Order
- Odonata
- Family
- Euphaeidae
- Genus
- Euphaea