Arion alpinus- Arion anthracius
- Arion ater
- Arion aterrima
- Arion brunneus
- Arion circumscriptus
- Arion distinctus
- Arion elongata
- Arion fagophilus
- Arion fasciatus
- Arion flagellus
- Arion franciscoloi
- Arion fuscus
- Arion gilvus
- Arion hispanicus
- Arion hortensis
- Arion intermedius
- Arion luisae
- Arion lusitanicus
- Arion occultus
- Arion owenii
- Arion rufus
- Arion silvaticus
- Arion simrothi
- Arion subfuscus
- Arion transsylvanus
- Arion urbiae
- Arion vulgaris