CreatureData

Shelled slug

Testacella haliotidea Draparnaud, 1801

Status not recordedsnails and slugs

The shelled slug (Testacella haliotidea) is a species in the family Testacellidae.

No freely licensed photo yet

Quick facts about the shelled slug

Weight
Not recorded
Length
Not recorded
Lifespan
Not recorded
Main food
Not recorded
Habitat
Not recorded
Young per litter or clutch
Not recorded
Conservation status
Not recorded
Countries on record
Not recorded

Where does the shelled slug live?

Not recorded

Where has it been introduced?

The Global Register of Introduced and Invasive Species lists the shelled slug as introduced in 6 countries.

  1. Belgium
  2. Germany
  3. Italy
  4. New Zealand
  5. United Kingdom
  6. United States

Introduced means brought by people and now present; invasive means the country's checklist records an impact. A species can be native to one part of a country and introduced in another. Source: Global Register of Introduced and Invasive Species (CC BY 4.0).

Is the shelled slug endangered?

No conservation assessment is recorded for this species in our sources. That is not the same as being safe: it has not been matched to an assessment.

How is the shelled slug classified?

  1. kingdomAnimalia
  2. phylumMollusca
  3. classGastropoda
  4. familyTestacellidae
  5. genusTestacella
  6. SpeciesTestacella haliotidea Draparnaud, 1801

Synonyms Helix subterranea, Testacella anomala, Testacella barcinonensis, Testacella drymonia, Testacella dubia, Testacella esserana, Testacella europaea, Testacella galliae, Testacella haliotidea, Testacella haliotidea var. trigona, Testacella pascali, Testacella servaini, Testacella subtrigona

Other names and names in other languages (6)
  • Ear-shelled slugEnglish
  • Earshell slugEnglish
  • Graugelbe RucksackschneckeGerman
  • Testacelle communeFrench
  • Lichtbruine schildslakDutch
  • skalsnigelSwedish

Catalogue of Life

Relatives of the shelled slug

Other species in the same genus Testacella.

Mauge's slug

Testacella maugei

TestacellidaeNo free photo yet

CompareShelled slug vs Mauge's slugShelled slug vs Golden shelled slugShelled slug vs Testacella asiniumShelled slug vs Testacella bisulcata

Common questions

Answered only where our data holds the answer.

Is the shelled slug an invasive species?

The Global Register of Introduced and Invasive Species lists the shelled slug as introduced in 6 countries, including Belgium, Germany, Italy, New Zealand and United Kingdom, but does not flag it as invasive in any of them.

Sources and how to cite this page

Data as of 2026-11-14. How this page is put together.

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APA

CreatureData. (2026). Shelled slug (Testacella haliotidea). Retrieved from https://creaturedata.com/animals/shelled-slug

MLA

“Shelled slug (Testacella haliotidea).” CreatureData, 2026, https://creaturedata.com/animals/shelled-slug.

BibTeX
@misc{shelled_slug_2026,
  title = {Shelled slug (Testacella haliotidea)},
  author = {{CreatureData}},
  year = {2026},
  url = {https://creaturedata.com/animals/shelled-slug},
  note = {Data as of 2026-11-14}
}