Theba

Theba is a taxonomic genus of air-breathing land snails, medium-sized pulmonate gastropod mollusks in the family Helicidae, the true snails.

Description
Theba is the type genus of the tribe Thebini. The genus occurs in the Mediterranean Basin, in the Canary Islands, and in Morocco.

Species
Species within the genus Theba include:
 * Theba andalusica Gittenberger & Ripken, 1987
 * Theba arinagae Gittenberger & Ripken, 1987
 * † Theba cartaxensis (Roman, 1907)
 * Theba chudeaui (Germain, 1908)
 * Theba clausoinflata (Mousson, 1857)
 * † Theba costillae Hutterer, 1990
 * Theba geminata (Mousson, 1857)
 * Theba grasseti (Mousson, 1872)
 * Theba impugnata (Mousson, 1857)
 * Theba lindneri Kittel, 2012
 * Theba macandrewiana (L. Pfeiffer, 1853)
 * † Theba milneedwardsi (Filhol, 1877)
 * Theba orzolae Gittenberger & Ripken, 1985
 * Theba pisana (Müller, 1774) – type species
 * † Theba quintanellensis (Roman, 1907)
 * Theba sacchii (Gitten & Ripken, 1987)
 * Theba solimae (Sacchi, 1955)
 * Theba subdentata (Férussac, 1821)
 * Theba tantanensis Hutterer, Greve & Haase, 2010


 * Species brought into synonymy:
 * Theba albocincta P. Hesse, 1912 : synonym of Monacha albocincta (Hesse, 1912) (original combination)
 * Theba cemenelea Risso, 1826 : synonym of Monacha cemenelea (Risso, 1826) (original combination)
 * ''Theba compingtae' Pallary, 1929 : synonym of Monacha compingtae (Pallary, 1929) (original combination)
 * Theba dofleini P. Hesse, 1928 : synonym of Monacha dofleini (P. Hesse, 1928) (original combination)
 * Theba hemitricha P. Hesse, 1914 : synonym of Paratheba hemitricha (P. Hesse, 1914) : synonym of Monacha hemitricha (P. Hesse, 1914) (original combination)
 * Theba melitenensis P. Hesse, 1915 : synonym of Monacha melitenensis (P. Hesse, 1915) (original combination)
 * Theba orientalis Hesse, 1914 : synonym of Monacha (Metatheba) samsunensis (L. Pfeiffer, 1868) represented as Monacha samsunensis (L. Pfeiffer, 1868) (junior synonym)
 * Theba pontica (P. Fischer in Tchihatcheff, 1866) †: synonym of Monacha pontica (P. Fischer in Tchihatcheff, 1866) †
 * Theba rubella Risso, 1826 : synonym of Monacha cemenelea (Risso, 1826) (junior synonym)
 * Theba samsunensis (L. Pfeiffer, 1868) : synonym of Monacha samsunensis (L. Pfeiffer, 1868) (unaccepted combination)