---
title: "Spaanse wegslak"
description: "Arion vulgaris — Andere dieren. The Spanish slug (Arion vulgaris, but formerly widely referred to as Arion lusitanicus owing to a misidentification) is an air-breathing land slug, a terrestrial pulmonate gastropod mollusk in the family Arionidae, the roundback slugs."
canonical: https://animalchecklist.com/nl/animal/spanish-slug
last_updated: 2026-09-20
---

# Spaanse wegslak

> Arion vulgaris — Andere dieren. The Spanish slug (Arion vulgaris, but formerly widely referred to as Arion lusitanicus owing to a misidentification) is an air-breathing land slug, a terrestrial pulmonate gastropod mollusk in the family Arionidae, the roundback slugs.

- Scientific name: *Arion vulgaris*
- Category: `other` (Andere dieren)
- Habitats: `urban` (Steden en tuinen)
- iNaturalist observations: 26630
- Wikidata: [Q932364](https://www.wikidata.org/wiki/Q932364)
- iNaturalist taxon: [54583](https://www.inaturalist.org/taxa/54583)

## Names

- en: Spanish Slug
- de: Spanische Wegschnecke
- es: Babosa europea
- fr: Loche méridionale
- nl: Spaanse wegslak
- pt: Arion lusitanicus

## Countries with the most observations

UA (1707), RU (1303), DE (878), FI (807), IT (416), PL (380), AT (352), CZ (281), FR (274), RO (202), LT (190), DK (180)

## Summary

The Spanish slug (Arion vulgaris, but formerly widely referred to as Arion lusitanicus owing to a misidentification) is an air-breathing land slug, a terrestrial pulmonate gastropod mollusk in the family Arionidae, the roundback slugs.
Other vernacular names are Lusitanian slug, Iberian slug, and killer slug.
It is a large, conspicuous slug, which has spread across much of Europe since the 1950s and now reached North America. It may attain high densities and can be a serious horticultural and agricultural problem, and is considered an invasive species. The life cycle is annual, with adults appearing in summer and…

Text: Wikipedia (en), CC BY-SA 4.0 — https://en.wikipedia.org/wiki/Spanish_slug

## Photo

![Spaanse wegslak](https://animalchecklist.com/img/animals/spanish-slug/medium.jpg)

Photo: Thomas · CC0 · inaturalist — https://www.inaturalist.org/observations/202842453

## Machine access

`GET https://animalchecklist.com/api/v1/animals/spanish-slug?lang=nl` — see [openapi.json](https://animalchecklist.com/openapi.json).