Pupilloidea

Pupilloidea is a superfamily of small and very small air-breathing land snails, terrestrial gastropod mollusks in the infraorder Pupilloidei.

Taxonomy
This superfamily contains the following families:
 * Achatinellidae Gulick, 1873
 * Agardhiellidae Harl & Páll-Gergely, 2017
 * Amastridae Pilsbry, 1910
 * Argnidae Hudec, 1965
 * Cerastidae Wenz, 1923
 * Cochlicopidae Pilsbry, 1900 (1879)
 * Draparnaudiidae Solem, 1962
 * Enidae B. B. Woodward, 1903 (1880)
 * Fauxulidae Harl & Páll-Gergely, 2017
 * Gastrocoptidae Pilsbry, 1918
 * Lauriidae Steenberg, 1925
 * Odontocycladidae Hausdorf, 1996
 * Orculidae Pilsbry, 1918
 * Pagodulinidae Pilsbry, 1924
 * Partulidae Pilsbry, 1900
 * Pleurodiscidae Wenz, 1923
 * Pupillidae W. Turton, 1831
 * Pyramidulidae Kennard & B. B. Woodward, 1914
 * Spelaeoconchidae A. J. Wagner, 1928
 * Spelaeodiscidae Steenberg, 1925
 * Strobilopsidae Wenz, 1915
 * Valloniidae Morse, 1864
 * Vertiginidae Fitzinger, 1833
 * Synonyms
 * Cerastuidae Wenz, 1930 : synonym of Cerastidae Wenz, 1923
 * Chondrulidae A. J. Wagner, 1928 : synonym of Chondrulini Wenz, 1923 (junior synonym)
 * Cionellidae L. Pfeiffer, 1879 : synonym of Cochlicopidae Pilsbry, 1900 (1879)
 * Elasmiatidae Kuroda & Habe, 1949 : synonym of Elasmiatini Kuroda & Habe, 1949 (original rank)
 * Family Pachnodidae Steenberg, 1925 : synonym of Cerastidae Wenz, 1923
 * Pupidae J. Fleming, 1822 : synonym of Cerionidae Pilsbry, 1901 (invalid: type genus a junior homonym of Pupa Röding, 1798 [Acteonidae])
 * Pupisomatidae Iredale, 1940 : synonym of Valloniidae Morse, 1864
 * Pupoididae Iredale, 1939 : synonym of Pupillidae W. Turton, 1831
 * Strobilidae Jooss, 1911 : synonym of Strobilopsidae Wenz, 1915 (invalid: type genus a junior homonym of Strobila M. Sars, 1829 [Cnidaria])
 * Tornatellinidae Sykes, 1900 : synonym of Tornatellininae Sykes, 1900 (original rank)
 * Zuidae Bourguignat, 1884 : synonym of Cochlicopidae Pilsbry, 1900 (1879)