Sphaeridium marginatum
- kingdom: Animalia
- phylum: Arthropoda
- class: Insecta
- order: Coleoptera
- family: Hydrophilidae
- genus: Sphaeridium
- species: Sphaeridium marginatum
Sölvesborg
Blekinge
Åsa
Jönköping
Södra Sandby
Kalmar
Sweden