Arion hispanicus

Arion hispanicus, is a large terrestrial gastropod mollusk in the family Arionidae, the round back slugs.^[1]

This species is poorly known.^[2]

This species occurs in Portugal and western Spain.

• Simroth, H. (1886). Weitere Mittheilungen über palaearktische Nacktschnecken. Jahrbücher der Deutschen Malakozoologischen Gesellschaft, 13 (1): 16–34, pl. 1. Frankfurt am Main
• Bank, R. A.; Neubert, E. (2017). Checklist of the land and freshwater Gastropoda of Europe. Last update: July 16th, 2017.

• Quinteiro, Javier, et al. "Phylogeny of slug species of the genus Arion: evidence of monophyly of Iberian endemics and of the existence of relict species in Pyrenean refuges." Journal of Zoological Systematics and Evolutionary Research 43.2 (2005): 139-148.