CreatureData

Keeled slug

Tandonia sowerbyi (A. Férussac, 1823)

Status not recordedsnails and slugs

The keeled slug (Tandonia sowerbyi) is a species in the family Milacidae.

No freely licensed photo yet

Quick facts about the keeled 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 keeled slug live?

Not recorded

Where has it been introduced?

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

  1. Albania
  2. Austria
  3. Belgium
  4. Ireland
  5. New Zealand
  6. United Kingdom

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 keeled 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 keeled slug classified?

  1. kingdomAnimalia
  2. phylumMollusca
  3. classGastropoda
  4. familyMilacidae
  5. genusTandonia
  6. SpeciesTandonia sowerbyi (A. Férussac, 1823)

Synonyms Amalia carinata, Amalia carinata pallidula, Amalia casertanus, Amalia fulva, Amalia hessei, Amalia insolutus, Amalia kobelti, Amalia maculata, Amalia marginata var. fulva, Amalia mongianensis, Amalia oreteus, Amalia palidissimus, Amalia pallidula, Amalia pratensis, Amalia tyrrena, Limax agrillaceus, Limax argillaceus, Limax carinatus, Limax etruscus, Limax sowerbyi, Milax barbarus, Milax collingei, Milax sowerbyi

Other names and names in other languages (9)
  • Sowerby's keeled slugEnglish
  • Sowerby's slugEnglish
  • plžice SowerbyovaCzech
  • Gelblicher KielschnegelGerman
  • Pseudolimace atlantiqueFrench
  • Žućkasta grebenkaCroatian
  • Gele kielnaaktslakDutch
  • Gelbstreifiger KielschnegelGerman
  • Sowerbys KielnacktschneckeGerman

Catalogue of Life

Relatives of the keeled slug

Other species in the same genus Tandonia.

Tree slug

Tandonia rustica

MilacidaeNo free photo yet

CompareKeeled slug vs Budapest slugKeeled slug vs Tree slugKeeled slug vs Tandonia albanicaKeeled slug vs Tandonia bolensis

Common questions

Answered only where our data holds the answer.

Is the keeled slug an invasive species?

The Global Register of Introduced and Invasive Species lists the keeled slug as introduced in 6 countries, including Albania, Austria, Belgium, Ireland and New Zealand, 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). Keeled slug (Tandonia sowerbyi). Retrieved from https://creaturedata.com/animals/keeled-slug

MLA

“Keeled slug (Tandonia sowerbyi).” CreatureData, 2026, https://creaturedata.com/animals/keeled-slug.

BibTeX
@misc{keeled_slug_2026,
  title = {Keeled slug (Tandonia sowerbyi)},
  author = {{CreatureData}},
  year = {2026},
  url = {https://creaturedata.com/animals/keeled-slug},
  note = {Data as of 2026-11-14}
}