Arion distinctus is a species of air-breathing land slug in the family Arionidae, sometimes known as the roundback slugs. It is a terrestrial pulmonate gastropod mollusc. Several vernacular names exist, but it is unclear if they are much in use: brown soil slug, common garden slug, darkface arion, Mabille's orange-soled slug, April slug.[1]
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Paris). As in other members of the genus Arion, the pneumostome is in the anterior half of the mantle. Ariondistinctus never gets bigger than about 4 cm extended...
the name Arion hortensis was previously applied to a species complex, consisting of this species plus Ariondistinctus Mabille, 1868 and Arion owneii Davies...
part of the "Arion hortensis group" of species. It somewhat resembles Ariondistinctus in general appearance, and also resembles Arion alpinus, but the...
Arion circumscriptus, common name brown-banded arion, is a species of air-breathing land slug, a terrestrial pulmonate gastropod mollusk in the family...
paupercula, the epiphallus and flagellum can be either present or absent in Ariondistinctus, there is usually a bipartite oviduct, but there is sometimes a tripartite...
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