This species occurs in:
- Ireland; appears to be introduced in Ireland, but its country of origin is not known.
This recently recognized species is part of the "Arion hortensis group" of species. It somewhat resembles Arion distinctus in general appearance, and also resembles Arion alpinus, but the internal anatomy of the reproductive system is different.
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- Description in AnimalBase (taxonomy,short description, distribution, biology,status (threats), images)
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