Medicinal leech
- kingdom: Animalia
- phylum: Annelida
- class: Clitellata
- order: Arhynchobdellida
- family: Hirudinidae
- genus: Hirudo
- species: Hirudo medicinalis
Mertzig
01
Luxembourg
Södra Sandby
Kalmar- Klågerup
Skåne- Lidköping
Västra Götaland
Sweden