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Species: Testacella haliotidea

Common name: Earshell slug
Family: Testacellidae 

Lateral image of Testacella haliotidea
Origin: Europe
Diet: Earthworms and other soft bodied invertebrates. The earthworms found in urban, suburban, and agricultural settings in Oregon are also European.
Behavior: Mostly subterranean species, so they are rarely seen.
Where in Oregon: Scattered in urban areas in western Oregon.
Similar exotics to look for: There are 3 additional species of this genus in Europe. The others have darker pigmentation and other subtle differences.
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Testacella haliotidea contracted
Picture
Eating earthworm
Adult Testacella haliotidea range from 60 to 120 millimeter
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