Helicella

Helicella is a genus of small to medium-sized, air-breathing land snails, terrestrial pulmonate gastropod mollusks in the subfamily Helicellinae of the family Geomitridae, the hairy snails and their allies.

Species
Species within the genus Helicella include:
 * Helicella bolenensis (Locard, 1882)
 * Helicella candoni Thach, 2018
 * Helicella cistorum (Morelet, 1845)
 * Helicella iberica (Rambur, 1869)
 * Helicella itala (Linnaeus, 1758) – type species
 * Helicella juglans (Gittenberger, 1991)
 * Helicella nubigena (Saulcy, 1852)
 * Helicella ordunensis (Kobelt, 1883)
 * Helicella orzai (Gittenberger & Manga, 1981)
 * Helicella sabulivaga (Mabille, 1881)
 * Helicella stiparum (Rossmässler, 1854)
 * † Helicella striataformis (Lörenthey, 1906)
 * Helicella striatitala Prieto, 1985
 * Helicella valdeona (Gittenberger & Manga, 1977)
 * Synonyms:
 * Helicella arcadiana Schileyko, 1967 : synonym of Kalitinaia arcadiana (Schileyko, 1967) (original combination)
 * Helicella barcinensis (Bourguignat, 1868) : synonym of Xerotricha barcinensis (Bourguignat, 1868) (superseded combination)
 * Helicella bierzona E. Gittenberger & Manga, 1977 : synonym for Xerotricha bierzona (Gittenberger & Manga, 1977)
 * Helicella cobosi Ortiz d e Zárate López, 1962 : synonym of Xerocrassa cobosi (Ortiz de Zárate López, 1962) (original combination)
 * Helicella corderoi E. Gittenberger & Manga, 1977 : synonym of Xerotricha corderoi (E. Gittenberger & Manga, 1977) (original combination)
 * Helicella depulsa L. Pintér, 1969 : synonym of Xerolenta depulsa (L. Pintér, 1969) (superseded combination, basionym)
 * Helicella erjaveci Brusina, 1870 : synonym of Vitrea erjaveci (Brusina, 1870) (original combination)
 * Helicella frater (Dohrn & Heynemann, 1862) : synonym of Xerocrassa frater (Dohrn & Heynemann, 1862) (chresonym)
 * Helicella gasulli: synonym for Xerotricha gasulli (Ortiz de Zarate, 1950)
 * Helicella jamuzensis E. Gittenberger & Manga, 1977 : synonym of Xerotricha jamuzensis (E. Gittenberger & Manga, 1977) (original combination)
 * Helicella macedonica P. Hesse, 1928 : synonym of Xerolenta macedonica (P. Hesse, 1928) (original combination)
 * Helicella mangae E. Gittenberger & Raven, 1982 : synonym of Xerotricha gonzalezi (Azpeitia, 1925)
 * Helicella mariae:synonym for Xerotricha mariae (Gasull, 1972)
 * Helicella mayeri Gude, 1914 : synonym of Microxeromagna lowei (Potiez & Michaud, 1838) (junior synonym)
 * Helicella nitida (O. F. Müller, 1774) : synonym of Zonitoides nitidus (O. F. Müller, 1774) (superseded combination)
 * Helicella obvia (Menke, 1828) : synonym of Xerolenta obvia (Menke, 1828) (superseded combination)
 * Helicella paul-hessei Lindholm, 1936 : synonym of Helicopsis paulhessei (Lindholm, 1936) : synonym of Helicopsis filimargo filimargo (Krynicki, 18 33) : synonym of Helicopsis filimargo (Krynicki, 1833) (original combination)
 * †Helicella phrygostriata (Oppenheim, 1919) : synonym of † Helicopsis phrygostriata (Oppenheim, 1919)
 * Helicella rhabdotoides (A. J. Wagner, 1928) synonym of Candidula rhabdotoides (A. J. Wagner, 1928) (invalid combination)
 * Helicella seetzeni (L. Pfeiffer, 1847) : synonym of Xerocrassa seetzeni (L. Pfeiffer, 1847)
 * Helicella spiruloides A. J. Wagner in Hesse, 1916 : synonym of Xerolenta spiruloides (A. J. Wagner, 1916) (original combination)
 * Helicella syrensis (L. Pfeiffer, 1846) : synonym of Candidula syrensis (L. Pfeiffer, 1846) (superseded combination)
 * Helicella tumulorum (Webb & Berthelot, 1833) : synonym of Monilearia tumulorum (Webb & Berthelot, 1833) (chresonym)
 * Helicella turolensis Ortiz de Zárate López, 1963 : synonym of Xerocrassa turolensis (Ortiz de Zárate López, 1963) (original combination)
 * Helicella virgata (da Costa, 1778): synonym of Cernuella virgata (Da Costa, 1778) (superseded generic combination)
 * Helicella zaratei: synonym for Xerotricha zaratei (Gittenberger & Manga, 1977)
 * Helicella zujarensis: synonym for Xerotricha zujarensis (Ortiz de Zarate, 1950)
 * Taxa inquirenda:
 * Helicella hamacenica (Bourguignat, 1883) )
 * † Helicella libidinosa Steklov, 1966
 * Helicella subnivellina (Bourguignat, 1883)
 * † Helicella sunzhica Steklov, 1966