Hydrophilus aterrimus
- kingdom: Animalia
- phylum: Arthropoda
- class: Insecta
- order: Coleoptera
- family: Hydrophilidae
- genus: Hydrophilus
- species: Hydrophilus aterrimus
Marz- Mattersburg
- Rohrbach bei Mattersburg
Burgenland- Groß-Enzersdorf
Lower Austria- Lustenau
Vorarlberg
Austria
Skanör med Falsterbo
Skåne
Sweden