Didea alneti
- kingdom: Animalia
- phylum: Arthropoda
- class: Insecta
- order: Diptera
- family: Syrphidae
- genus: Didea
- species: Didea alneti
Sandviken
GävleborgUppsala
UppsalaHenån
Mölnlycke
Trollhättan
Ulricehamn
Västra Götaland
SwedenColchester
EnglandFortrose
Scotland
United Kingdom