Blue Riverdamsel
- kingdom: Animalia
- phylum: Arthropoda
- class: Insecta
- order: Odonata
- family: Coenagrionidae
- genus: Pseudagrion
- species: Pseudagrion microcephalum
Bali
North-West
CameroonJayapura
Papua
IndonesiaHoniara
Guadalcanal
Solomon IslandsHaveluloto
Nuku‘alofa
Tongatapu
Tonga