Hedgehog Slug Arion intermedius (Normand, 1852)Non-native  Synonyms: Hedgehog Arion.


Introduced to North America from Western Europe.


A small (15-25 mm) whitish slug. Sole of the foot is yellow to orange, which is diagnostic in North America. Tubercles can appear bristly, leading to its common names.

There are 6 records in the project database.

Arion intermedius in Prince George's Co., Maryland. Photo by Aydin Orstan. (MBP list)

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