Portal:Gastropods/Selected picture/17

This minute Desmoulin's whorl snail Vertigo moulinsiana is an example of a stylommatophoran land snail: it has only one pair of tentacles. Its brown shell has four whorls and is about 3 mm in length.

This rare land snail lives in marshes and swamps in Europe. It is protected by the European Union's Habitats Directive.