| Gastropoda Cuvier, 1797 (Class) |
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| Gastropoda Pulmonata (Subclass) |
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| Stylommatophora (Order) |
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| Tornatellinidae (Family) |
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| Stylommatophora Acavoidea Pilsbry, 1895 (Superfamily) |
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| Acavidae Pilsbry, 1895 (Family) |
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| Caryodidae Connolly, 1915 (Family) |
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| Dorcasiidae Connolly, 1915 (Family) |
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| Macrocyclidae Thiele, 1926 (Family) |
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| Megomphicidae H.B. Baker, 1930 (Family) |
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| Strophocheilidae Pilsbry, 1902 (Family) |
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| Stylommatophora Achatinelloidea Gulick, 1873 (Superfamily) |
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| Achatinellidae Gulick, 1873 (Family) |
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| Stylommatophora Achatinoidea Swainson, 1840 (Superfamily) |
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| Achatinidae Swainson, 1840 (Family) |
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| Ferrussaciidae (Family) |
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| Ferussaciidae Bourguignat, 1883 (Family) |
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| Prestonellidae van Bruggen, 1978 (Family) |
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| Subulinidae Fischer & Crosse, 1877 (Family) |
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| Stylommatophora Aillyoidea H.B. Baker, 1955 (Superfamily) |
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| Aillyidae H.B. Baker, 1955 (Family) |
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| Stylommatophora Arionoidea Gray, 1840 (Superfamily) |
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| Anadenidae Pilsbry, 1948 (Family) |
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| Ariolimacidae Pilsbry & Vanatta, 1898 (Family) |
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| Arionidae Gray, 1840 (Family) |
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| Binneyidae Cockerell, 1891 (Family) |
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| Oopeltidae Cockerell, 1891 (Family) |
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| Philomycidae Gray, 1847 (Family) |
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| Stylommatophora Athoracophoroidea P. Fischer, 1883 (Superfamily) |
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| Athoracophoridae P. Fischer, 1883 (Family) |
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| Stylommatophora Clausilioidea Gray, 1855 (Superfamily) |
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| Andromidae Wenz, 1940 (Family) |
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| Clausiliidae Gray, 1855 (Family) |
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| Filholiidae Wenz, 1923 (Family) |
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| Palaeostoidae H. Nordsiek, 1986 (Family) |
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| Stylommatophora Cochlicopoidea Pilsbry, 1900 (Superfamily) |
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| Amastridae Pilsbry, 1910 (Family) |
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| Cochlicopidae Pilsbry, 1900 (Family) |
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| Stylommatophora Dyakioidea Gude & Woodward, 1921 (Superfamily) |
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| Dyakiidae Gude & Woodward, 1921 (Family) |
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| Stylommatophora Enoidea Woodward, 1903 (Superfamily) |
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| Cerastidae Wenz, 1903 (Family) |
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| Enidae Woodward, 1903 (Family) |
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| Stylommatophora Gastrodontoidea Tryon, 1866 (Superfamily) |
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| Chronidae Thiele, 1931 (Family) |
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| Euconulidae H.B. Baker, 1928 (Family) |
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| Gastrodontidae Tryon, 1866 (Family) |
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| Gatsrodontidae Tryon, 1866 (Family) |
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| Oxychilidae Hesse, 1927 (Family) |
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| Pristilomatidae Cockerell, 1891 (Family) |
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| Trochomorphidae Möllendorff, 1890 (Family) |
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| Stylommatophora Helicarionoidea Bourguignat, 1877 (Superfamily) |
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| Ariophantidae Godwin-Austen, 1888 (Family) |
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| Helicarionidae Bourguignat, 1877 (Family) |
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| Urocyclidae Simroth, 1889 (Family) |
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| Stylommatophora Helicoidea Rafinesque, 1815 (Superfamily) |
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| Bradybaenidae Pilsbry, 1934 (Family) |
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| Camaenidae Pilsbry, 1895 (Family) |
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| Cepolidae Ihering, 1909 (Family) |
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| Cochlicellidae Schileyko, 1972 (Family) |
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| Elonidae Gittenberger, 1977 (Family) |
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| Halolimnohelicidae H. Nordsiek, 1986 (Family) |
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| Helicidae Rafinesque, 1815 (Family) |
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| Helicodontidae Kobelt, 1904 (Family) |
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| Helminthoglyptidae Pilsbry, 1939 (Family) |
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| Humboldtianidae Pilsbry, 1939 (Family) |
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| Hygromiidae Tryon, 1866 (Family) |
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| Monadeniidae H. Nordsiek, 1987 (Family) |
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| Pleurodontidae Ihering, 1912 (Family) |
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| Polygyridae Pilsbry, 1895 (Family) |
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| Sphincterochilidae Zilch, 1960 (Family) |
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| Thysanophoridae Pilsbry, 1926 (Family) |
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| Trissexodontidae H. Nordsiek, 1987 (Family) |
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| Xanthonychidae Strebel & Pfeffer, 1879 (Family) |
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| Stylommatophora Limacoidea Lamarck, 1801 (Superfamily) |
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| Agriolimacidae H. Wagner, 1935 (Family) |
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| Boettgerillidae van Goethem, 1972 (Family) |
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| Limacidae Lamarck, 1801 (Family) |
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| Vitrinidae Fitzinger, 1833 (Family) |
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| Stylommatophora Orthalicoidea Albers, 1860 (Superfamily) |
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| Ceriidae Pilsbry, 1901 (Family) |
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| Coelociontidae Iredale, 1937 (Family) |
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| Grangerellidae Russell, 1931 (Family) |
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| Megaspiridae Pilsbry, 1904 (Family) |
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| Orthalicidae Albers, 1860 (Family) |
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| Placostylidae Pilsbry, 1946 (Family) |
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| Urocoptidae Pilsbry, 1898 (Family) |
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| Stylommatophora Papillodermatoidea Wiktor, Martin & Castillejo, 1990 (Superfamily) |
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| Papillodermatidae Wiktor, Martin & Castillejo, 1990 (Family) |
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| Stylommatophora Parmacelloidea P. Fischer, 1856 (Superfamily) |
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| Milacidae Ellis, 1926 (Family) |
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| Parmacellidae P. Fischer, 1856 (Family) |
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| Trigonochlamydidae Hesse, 1882 (Family) |
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| Stylommatophora Partuloidea Pilsbry, 1900 (Superfamily) |
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| Draparnaudiidae Solem, 1962 (Family) |
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| Partulidae Pilsbry, 1900 (Family) |
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| Stylommatophora Plectopyloidea Möllendorff, 1898 (Superfamily) |
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| Corillidae Pilsbry, 1905 (Family) |
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| Plectopylidae Möllendorff, 1898 (Family) |
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| Sculptariidae Degner, 1923 (Family) |
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| Stylommatophora Punctoidea Morse, 1864 (Superfamily) |
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| Anostomopsidae H. Nordsiek, 1986 (Family) |
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| Charopidae Hutton, 1884 (Family) |
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| Cystopeltidae Cockerell, 1891 (Family) |
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| Discidae Thiele, 1931 (Family) |
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| Endodontidae Pilsbry, 1895 (Family) |
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| Heliodiscidae H.B. Baker, 1927 (Family) |
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| Oreohelicidae Pilsbry, 1939 (Family) |
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| Punctidae Morse, 1864 (Family) |
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| Thyrophorellidae Girard, 1895 (Family) |
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| Stylommatophora Pupilloidea (Superfamily) |
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| Stylommatophora Pupilloidea Turton, 1831 (Superfamily) |
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| Argnidae Hudec, 1965 (Family) |
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| Chondrinidae Steenberg, 1925 (Family) |
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| Cylindrellinidae Zilch, 1959 (Family) |
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| Lauriidae Steenberg, 1925 (Family) |
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| Orculidae Pilsbry, 1918 (Family) |
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| Pleurodiscidae Wenz, 1923 (Family) |
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| Pupillidae Tryon, 1831 (Family) |
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| Pyramidulidae Kennard & Woodward, 1914 (Family) |
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| Spelaeoconchidae A.J. Wagner, 1928 (Family) |
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| Spelaeodiscidae Steenberg, 1925 (Family) |
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| Strobilopsidae Wenz, 1915 (Family) |
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| Valloniidae Morse, 1864 (Family) |
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| Valoniidae Morse, 1864 (Family) |
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| Vertiginidae Fitzinger, 183 (Family) |
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| Stylommatophora Rhytidoidea Pilsbry, 1893 (Superfamily) |
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| Chlamydephoridae Cockerell, 1935 (Family) |
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| Haplotrematidae H.B. Baker, 1925 (Family) |
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| Rhytididae Pilsbry, 1893 (Family) |
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| Scolodontidae H.B. Baker, 1925 (Family) |
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| Stylommatophora Sagdoidea Pilsbry, 1895 (Superfamily) |
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| Sagdidae Pilsbry, 1895 (Family) |
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| Stylommatophora Staffordioidea Thiele, 1931 (Superfamily) |
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| Staffordiidae Thiele, 1931 (Family) |
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| Stylommatophora Steptaxoidea Gray, 1860 (Superfamily) |
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| Streptaxidae Gray, 1840 (Family) |
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| Stylommatophora Succineoidea Beck, 1837 (Superfamily) |
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| Succineidae Beck, 1837 (Family) |
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| Stylommatophora Testacelloidea Gray, 1840 (Superfamily) |
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| Oleacinidae Adams & Adams, 1855 (Family) |
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| Spiraxidae H.B. Baker, 1939 (Family) |
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| Testacellidae Gray, 1840 (Family) |
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| Stylommatophora Zonitoidea Mörch, 1864 (Superfamily) |
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| Zonitidae Mörch, 1864 (Family) |
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| Stylommatophora Bulimulidae (Suborder) |
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| Bulimulidae (Family) |
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| Stylommatophora Elasmognatha (Suborder) |
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| Helicellidae (Family) |
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| Stylommatophora Elasmognatha Canaenoidea (Superfamily) |
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| Stylommatophora Elasmognatha Helicoidea (Superfamily) |
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| Stylommatophora Elasmognatha Helixarionoidea (Superfamily) |
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| Helixarionidae (Family) |
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| Stylommatophora Elasmognatha Polygyroidea (Superfamily) |
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| Stylommatophora Elasmognatha Sagdoidea (Superfamily) |
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| Stylommatophora Elasmognatha Succineoidea (Superfamily) |
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| Stylommatophora Elasmognatha Vitrinoidea (Superfamily) |
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| Stylommatophora Mesurethra (Suborder) |
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| Stylommatophora Mesurethra Clausilioidea (Superfamily) |
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| Stylommatophora Orthurethra (Suborder) |
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| Stylommatophora Orthurethra Acavoidea (Superfamily) |
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| Stylommatophora Orthurethra Buliminoidea (Superfamily) |
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| Buliminidae (Family) |
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| Stylommatophora Orthurethra Cochlicopoidea (Superfamily) |
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| Stylommatophora Sigmurethra (Suborder) |
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| Cerionidae (Family) |
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| Helicodiscidae (Family) |
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| Megalobuliminidae (Family) |
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| Stylommatophora Sigmurethra Achatinoidea (Superfamily) |
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| Stylommatophora Sigmurethra Orthalicoidea (Superfamily) |
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| Amphibulimidae (Family) |
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| Odontostomidae (Family) |
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| Stylommatophora Sigmurethra Plectopylidoidea (Superfamily) |
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| Plectopylididae (Family) |
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| Stylommatophora Sigmurethra Rhytidoidea (Superfamily) |
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| Systrophiidae (Family) |
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| Stylommatophora Sigmurethra Streptaxoidea (Superfamily) |
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SysTax - Browse Taxonomy (beta)