IUCN SSC Atlantic Island Invertebrates Specialist Group


Over 150 Atlantic islands species are threatened with extinction. Help us secure their future.

Our aim is to assess all endemic species of Atlantic islands, which will be a daunting task.

What are Red Lists?

The IUCN Red List assesses the extinction risk of the world’s plant, animal and fungi species.

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Caseolus calculus Lowe, 1854

Madeiran Land Snail

Leiostyla abbreviata Lowe, 1852

Madeiran Land Snail

Leiostyla lamellosa Lowe, 1852

Madeiran Land Snail