Discula

Discula is a genus of small land snails, terrestrial pulmonate gastropod mollusks in the family Geomitridae.

Shell description
The shell of these snails is shaped rather like a discus, or a lens, with a sharp edge around the periphery of the whorls.

Species
Species in the genus Discula include:
 * Discula attrita
 * Discula bulverii
 * Discula calcigena
 * Discula cheiranthicola
 * Discula cockerelli
 * Discula leacockiana
 * Discula lyelliana
 * Discula polymorpha
 * Discula pulvinata
 *  Discula rotula
 * Discula tabellata
 * Discula tectiformis
 * Discula tetrica

synonyms:
 * Discula bicarinata is a synonym for Hystricella bicarinata (Sowerby, 1824)
 * Discula echinulata is a synonym for Hystricella echinulata
 * Discula oxytropis is a synonym for Wollastonaria oxytropis
 * Discula testudinalis is a synonym for Testudodiscula testudinalis
 * Discula turricula is a synonym for Hystricella turricula (R. T. Lowe, 1831)

Note
The name Discula is ambiguous and also refers to a genus of fungi in the family Valsaceae to which belongs the plant pathogen dogwood anthracnose Discula destructiva.