Atlantica gueriniana is a species of small air-breathing land snail, a terrestrial gastropod mollusk presently in the family Gastrodontidae,[2][3] but formerly in Discidae, the disk snails.

[1] This species is endemic to Madeira, Portugal.

[1][4] The shell of these snails is shaped like a discus, or a lens, with a noticeable "edge" around the periphery of the whorls.

This species is mentioned in annexes IV and IV of the Habitats Directive.

This Gastrodontidae-related article is a stub.