Discula tabellataDiscula tabellata is a species of small air-breathing land snail, a terrestrial pulmonate gastropod mollusk in the family Geomitridae.DistributionThis species occurs in List of non-marine [molluscs of Madeira|Madeira], Portugal.Shell descriptionThe shell of these snails is shaped like a discus, or a lens, with a sharp edge around the periphery of the whorls.Conservation statusThis species is endangered, as mentioned in annexes II and IV of Habitats Directive.