# Caseolus calculus

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***Caseolus calculus*** (common name: Madeiran land snail) is a [species](/source/Species) of small air-breathing [land snails](/source/Land_snail), [terrestrial](/source/Terrestrial_animal) [pulmonate](/source/Pulmonate) [gastropod](/source/Gastropod) [molluscs](/source/Mollusc) in the family [Geomitridae](/source/Geomitridae), the hairy snails and their allies.

## Distribution and conservation status

This species lives in [Europe](/source/Europe). It is mentioned in annexes II and IV of [Habitats Directive](/source/Habitats_Directive).

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Adapted from the Wikipedia article [Caseolus calculus](https://en.wikipedia.org/wiki/Caseolus_calculus) by Wikipedia contributors ([contributor history](https://en.wikipedia.org/wiki/Caseolus_calculus?action=history)). Available under [Creative Commons Attribution-ShareAlike 4.0 International](https://creativecommons.org/licenses/by-sa/4.0/). Changes may have been made.