Trocheta bykowskii
- kingdom: Animalia
- phylum: Annelida
- class: Clitellata
- order: Arhynchobdellida
- family: Erpobdellidae
- genus: Trocheta
- species: Trocheta bykowskii
- Hattersheim
- Messel
- Sulzbach
Hesse- Bacharach
- Nochern
- Oberdiebach
- Oberheimbach
- Patersberg
- Sankt Goar
- Sankt Goarshausen
- Weyer
Rheinland-Pfalz
Germany