Between brackets is the number of accepted species
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2 Shows the number of accepted species within the taxon
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- Biota
- Kingdom Animalia
- Phylum Acanthocephala
- Phylum Agmata †
- Phylum Animalia (awaiting allocation)
- Phylum Animalia incertae sedis
- Phylum Annelida
- Phylum Arthropoda
- Phylum Brachiopoda
- Phylum Bryozoa
- Phylum Cephalorhyncha incertae sedis
- Phylum Chaetognatha
- Phylum Chitinozoa †
- Phylum Chordata
- Phylum Cnidaria
- Phylum Ctenophora
- Phylum Cycliophora
- Phylum Cycloneuralia incertae sedis
- Phylum Ecdysozoa incertae sedis †
- Phylum Echinodermata
- Phylum Entoprocta
- Phylum Gastrotricha
- Phylum Gnathostomulida
- Phylum Hemichordata
- Phylum Hyolitha †
- Phylum Kinorhyncha
- Phylum Lobopoda †
- Phylum Loricifera
- Phylum Micrognathozoa
- Phylum Mollusca
- Class Aplacophora
- Class Bivalvia
- Class Calyptoptomatida †
- Class Camerothecida
- Class Cephalopoda
- Class Cricoconarida †
- Class Gastropoda
- Subclass Neritimorpha
- Subclass Neritimorpha incertae sedis
- Subclass Vetigastropoda
- Subclass Vetigastropoda incertae sedis
- Order Acochlidiacea
- Order Acochlidioidea
- Order Allogastropoda †
- Order Anaspidea
- Order Archaeogastropoda
- Order Archaeopulmonata
- Order Architaenioglossa
- Order Architaenoglossa accepted as Architaenioglossa
- Order Basommatophora
- Order Basommatophora incertae sedis
- Order Bellerophontida †
- Order Caenogastropoda (awaiting allocation)
- Order Caenogastropoda incertae sedis
- Order Cephalaspidea
- Order Cocculiniformia
- Order Coenogastropoda incertae sedis
- Order Cylindrobullida
- Order Cyrtoneritimorpha †
- Order Docoglossa
- Order Ellobiida
- Order Eogastropoda
- Order Euomphalina †
- Order Eupulmonata incertae sedis
- Order Gastropoda (awaiting allocation)
- Order Gastropoda incertae sedis
- Order Gymnosomata
- Order Helicinoidea †
- Order Heterobranchia incertae sedis
- Order Heterostropha
- Order Heterostrophia accepted as Heterostropha
- Order Hygrophila
- Family Acroloxidae Thiele, 1931
- Family Ancylidae Rafinesque, 1815 accepted as Planorbidae Rafinesque, 1815
- Family Bulinidae P. Fischer & Crosse, 1880 accepted as Planorbidae Rafinesque, 1815
- Family Burnupiidae Albrecht in Bouchet et al., 2017
- Family Chilinidae Dall, 1870
- Family Clivunellidae Kochansky-Devidé & Slišković, 1972 †
- Family Lancidae Hannibal, 1914 accepted as Lymnaeidae Rafinesque, 1815
- Family Latiidae Hutton, 1882
- Family Limnaeidae accepted as Lymnaeidae Rafinesque, 1815
- Family Lymnaeidae Rafinesque, 1815
- Family Neoplanorbidae Hannibal, 1912 accepted as Planorbidae Rafinesque, 1815
- Family Patelloplanorbidae Franc, 1968 accepted as Planorbidae Rafinesque, 1815
- Family Physidae Fitzinger, 1833
- Family Planorbidae Rafinesque, 1815
- Genus Acrorbis Odhner, 1937
- Genus Africanogyrus Özdikmen & Darılmaz, 2007
- Genus Afrogyrorbis Starobogatov, 1967
- Genus Afrogyrus Brown & Mandahl-Barth, 1973 accepted as Africanogyrus Özdikmen & Darılmaz, 2007
- Genus Afroplanorbis Thiele, 1931
- Genus Almeria Paetel, 1875 accepted as Amerianna Strand, 1928
- Genus Ameria Adams, 1861 accepted as Amerianna Strand, 1928
- Genus Amerianna Strand, 1928
- Genus Ameriella Cotton, 1943
- Genus Amphigyra Pilsbry, 1906
- Genus Anancylus Gutiérrez Gregoric, 2012 accepted as Sineancylus Gutiérrez Gregoric, 2014
- Genus Ancilus Brard, 1815 accepted as Ancylus O. F. Müller, 1773
- Genus Ancylatrum Penecke, 1891 † accepted as Ancylastrum Bourguignat, 1853
- Genus Ancylius Paetel, 1875 accepted as Ancylus O. F. Müller, 1773
- Genus Ancyllus Gray, 1821 accepted as Ancylus O. F. Müller, 1773
- Genus Ancylus O. F. Müller, 1773
- Genus Anisancylus Pilsbry, 1924
- Genus Anissus Meek, 1876 † accepted as Anisus Studer, 1820
- Genus Anisus Studer, 1820
- Genus Ansulus Gray in Turton, 1840 accepted as Ancylus O. F. Müller, 1773
- Genus Ansylus Gray in Turton, 1840 accepted as Ancylus O. F. Müller, 1773
- Genus Antillorbis Harry & Hubendick, 1964 †
- Genus Armiger Hartmann, 1843 accepted as Gyraulus Charpentier, 1837
- Genus Armigera accepted as Armiger Hartmann, 1843
- Genus Armigerus Clessin, 1884
- Genus Atopippeutis Kadolsky, 2015 †
- Genus Australorbis Pilsbry, 1934
- Genus Balinus Broderip in Maw, 1829 † accepted as Bulinus O. F. Müller, 1781
- Genus Bathomphalus Caziot, 1903 accepted as Bathyomphalus Charpentier, 1837
- Genus Bathymphalus Böttger, 1908 accepted as Bathyomphalus Charpentier, 1837
- Genus Bathyomphalus Charpentier, 1837
- Genus Bayardella J. B. Burch, 1977
- Genus Biomphalaria Preston, 1910
- Genus Blanorbis Munier-Chalmas, 1900 † accepted as Planorbis O. F. Müller, 1773
- Genus Bulimus Pallary, 1901 † accepted as Bulinus O. F. Müller, 1781
- Genus Bulinus O. F. Müller, 1781
- Genus Bullinus Oken, 1815 accepted as Bulinus O. F. Müller, 1781
- Genus Caillaudia Bourguignat, 1883 accepted as Gyraulus Charpentier, 1837
- Genus Camptoceras Benson, 1843
- Genus Camptoceros Schaufuss, 1869 accepted as Camptoceras Benson, 1843
- Genus Carinifex Binney, 1865
- Genus Carinodyraulus Polinski, 1929
- Genus Carinogyraulus Polinski, 1929
- Genus Ceratophallus D. S. Brown & Mandahl-Barth, 1973 accepted as Afrogyrorbis Starobogatov, 1967
- Genus Choanomphalodes Lindholm, 1927
- Genus Choanomphalus Gerstfeldt, 1859
- Genus Clyptophysa Paetel, 1875 accepted as Glyptophysa Crosse, 1872
- Genus Coretus Gray, 1847 accepted as Planorbarius Duméril, 1805
- Genus Crassiplanorbis Meier-Brook, 1976
- Genus Cristatana Caziot, 1910
- Genus Cristatiana Fagot, 1891
- Genus Cryptophysa Paetel, 1875 accepted as Glyptophysa Crosse, 1872
- Genus Cumingia Clessin in Martini & Chemnitz, 1882
- Genus Dilatata Clessin, 1885
- Genus Discoidina Stein, 1850 accepted as Bathyomphalus Charpentier, 1837
- Genus Discus Haldeman, 1840
- Genus Drepanostrema Kennard & Woodward, 1926 accepted as Drepanotrema Crosse & P. Fischer, 1880
- Genus Drepanotrema Crosse & P. Fischer, 1880
- Genus Ferrissia Walker, 1903
- Genus Forcancylus Iredale, 1944
- Genus Forsancylus Iredale, 1944
- Genus Fuchsogyra Bandel, 2010 †
- Genus Ggraulus Polinski, 1924 accepted as Gyraulus Charpentier, 1837
- Genus Giraulus Moquin-Tandon, 1856 accepted as Gyraulus Charpentier, 1837
- Genus Glyptamoda Iredale, 1943
- Genus Glyptanisus Iredale, 1943 accepted as Gyraulus Charpentier, 1837
- Genus Glyptophysa Crosse, 1872
- Genus Glytophysa
- Genus Gundlachia L. Pfeiffer, 1850
- Genus Gyraulis Haas, 1912 accepted as Gyraulus Charpentier, 1837
- Genus Gyraulus Charpentier, 1837
- Genus Gyrulus Gray, 1857 accepted as Gyraulus Charpentier, 1837
- Genus Headonia Harzhauser & Neubauer, 2020 †
- Genus Hebetancylus Pilsbry, 1914
- Genus Hebetoncylus
- Genus Helicorbis Benson, 1855
- Genus Helicosoma Agassiz, 1846 accepted as Helisoma Swainson, 1840
- Genus Helisoma Swainson, 1840
- Genus Helosoma accepted as Helisoma Swainson, 1840
- Genus Hippentis Godwin-Austen, 1899 accepted as Hippeutis Charpentier, 1837
- Genus Hippeutes Gray, 1850 accepted as Hippeutis Charpentier, 1837
- Genus Hippeutis Charpentier, 1837
- Genus Hyppeutis Agassiz in Charpentier, 1837 accepted as Hippeutis Charpentier, 1837
- Genus Indoplanorbis Annandale & Prashad, 1920
- Genus Intha Annandale, 1922
- Genus Isidora Ehrenberg, 1831 accepted as Bulinus O. F. Müller, 1781
- Genus Isidorella Tate, 1896
- Genus Kessneria J. C. Walker & Ponder, 2001
- Genus Laevapex B. Walker, 1903
- Genus Lamorbis Starobogatov, 1967 †
- Genus Leichhardtia J. C. Walker, 1988
- Genus Lenameria Iredale, 1943
- Genus Lentorbis Mandahl-Barth, 1954
- Genus Marinescugyra Bandel, 2010 †
- Genus Menetus H. Adams & A. Adams, 1855
- Genus Micromenetus F. C. Baker, 1945
- Genus Mioplatytaphius Čtyroký, 1972 †
- Genus Miratesta Sarasin, 1897
- Genus Mutalena Iredale, 1944
- Genus Nautilinus Mousson, 1873
- Genus Neoplanorbis Pilsbry, 1906
- Species Neoplanorbis carinatus Walker, 1908
- Species Neoplanorbis smithi Walker, 1908
- Species Neoplanorbis tantillus Pilsbry, 1906
- Species Neoplanorbis umbilicatus Walker, 1908
- Genus Oppletora Iredale & Whitley, 1938
- Genus Orygoceras Brusina, 1882 †
- Genus Parapholyx Hanna, 1922
- Genus Paraspira Dall, 1905 accepted as Anisus Studer, 1820
- Genus Patelloplanorbis Hubendick, 1957
- Genus Pecosorbis Taylor, 1985
- Genus Pettancylus Iredale, 1943
- Genus Physopsis Krauss, 1848
- Genus Plananisus Iredale, 1943
- Genus Planaria T. Brown, 1827 accepted as Trochlea Haldeman, 1842
- Genus Planorbarius Duméril, 1805
- Genus Planorbella Haldeman, 1843
- Genus Planorbia Moore, 1901
- Genus Planorbina Haldeman, 1842 accepted as Biomphalaria Preston, 1910
- Genus Planorbina Dall, 1905
- Genus Planorbis O. F. Müller, 1773
- Genus Planorbula Haldeman, 1840
- Genus Planorbulina Martens, 1899 accepted as Planorbula Haldeman, 1840
- Genus Plarnorbis Haas, 1923 † accepted as Planorbis O. F. Müller, 1773
- Genus Plesiophysa Fischer, 1883
- Genus Polygyrus Gray, 1847 accepted as Bathyomphalus Charpentier, 1837
- Genus Polypylis Pilsbry in Pilsbry & Ferriss, 1906
- Genus Pomphelix Paetel, 1875
- Genus Pompholix Clessin, 1878
- Genus Pompholycodea Lindholm, 1927
- Genus Pompholyx Lea, 1856
- Genus Problancylus Iredale, 1943
- Genus Promenetus F. C. Baker, 1935
- Genus Protancylus Sarasin, 1897
- Genus Pseudancylus Walker, 1921 accepted as Ancylus O. F. Müller, 1773
- Genus Pygmanisus Iredale, 1943
- Genus Pyrgobullinus Pallary, 1923
- Genus Pyrgophysa Crosse, 1879
- Genus Rhodacme
- Genus Rhodacmea B. Walker, 1917
- Genus Rhodocephala Walker, 1917
- Genus Segmentina Fleming, 1818
- Genus Segmentinus Westerlund, 1897 accepted as Segmentina Fleming, 1818
- Genus Segmentorbis Mandahl-Barth, 1954
- Genus Segnitila Cotton & Godfrey, 1938
- Genus Sibiropolypylis Starobogatov, 1987
- Genus Simulator
- Genus Sineancylus Gutiérrez Gregoric, 2014
- Genus Spiralina Martens, 1899 accepted as Anisus Studer, 1820
- Genus Steklovia Gozhik & Prysjazhnjuk, 1976 † accepted as Steklovidiscus Gozhik & Prysjazhnjuk, 1980 †
- Genus Steklovidiscus Gozhik & Prysjazhnjuk, 1980 †
- Genus Stimulator Iredale, 1944
- Genus Taphius Adams, 1855
- Genus Tasmadora Iredale, 1943
- Genus Tasmancylus Iredale, 1926
- Genus Torquis Dall, 1905
- Genus Trochlea Haldeman, 1842
- Genus Tropicorbis Brown & Pilsbry, 1914
- Genus Tropidiscus Stein, 1850 accepted as Planorbis O. F. Müller, 1773
- Genus Uncancylus Pilsbry, 1914
- Genus Vorticifex Meek, 1870
- Genus Vortifex Meek, 1870
- Family Planorboidea (awaiting allocation)
- Family Protancylidae Walker, 1923 accepted as Planorbidae Rafinesque, 1815
- Order Hypsogastropoda incertae sedis
- Order Littorinimorpha
- Order Macluritina †
- Order Mesogastropoda
- Order Mimospirida †
- Order Murchisoniina †
- Order Muricoidea
- Order Neogastropoda
- Order Neomphalina incertae sedis
- Order Neotaenioglossa
- Order Neritoina †
- Order Notaspidea
- Order Nudibranchia
- Order Opisthobranchia (awaiting allocation)
- Order Orthogastropoda (awaiting allocation) †
- Order Paragastropoda †
- Order Patellogastropoda
- Order Patellogastropoda incertae sedis
- Order Pleurobranchacea
- Order Pleurobranchomorpha
- Order Prosobranchia (awaiting allocation)
- Order Ptenoglossa
- Order Pulmonata (awaiting allocation)
- Order Pulmonata incertae sedis
- Order Runcinoidea
- Order Sacoglossa
- Order Sorbeoconcha
- Order Stenoglossa
- Order Stylommatophora
- Order Systellommatophora
- Order Thecosomata
- Order Tonnoidea
- Order Umbraculida
- Order Umbraculomorpha
- Class Helcionelloida †
- Class Mollusca (awaiting allocation)
- Class Mollusca incertae sedis
- Class Monoplacophora
- Class Paragastropoda †
- Class Polyplacophora
- Class Rostroconchia †
- Class Scaphopoda
- Class Stenothecoida †
- Class Tentaculita †
- Family Maikhanellidae Missarzhevsky, 1989 †
- Genus Lingulocaris Salter, 1866 †
- Genus Modiolocaris Peach in Jehu & Campbell, 1917 † accepted as Lingulocaris Salter, 1866 †
- Phylum Monoblastozoa accepted as Animalia incertae sedis
- Phylum Nematoda
- Phylum Nematomorpha
- Phylum Nemertea
- Phylum Onychophora
- Phylum Orthonectida
- Phylum Phoronida
- Phylum Placozoa
- Phylum Platyhelminthes
- Phylum Pogonophora accepted as Siboglinidae Caullery, 1914
- Phylum Porifera
- Phylum Priapula accepted as Priapulida
- Phylum Priapulida
- Phylum Problematica † accepted as Animalia incertae sedis
- Phylum Rhombozoa
- Phylum Rotifera
- Phylum Scalidophora incertae sedis
- Phylum Sipuncula
- Phylum Tardigrada
- Phylum Trace fossils †
- Phylum Vendobionta †
- Phylum Vestimentifera accepted as Siboglinidae Caullery, 1914
- Phylum Vetulicolia †
- Phylum Vinctiplicata incertae sedis †
- Phylum Xenacoelomorpha
- Genus Trilobocaris Pribyl, 1953 †
- Kingdom Archaea
- Kingdom Bacteria
- Kingdom Chromista
- Kingdom Fungi
- Kingdom Plantae
- Kingdom Protista accepted as Protozoa
- Kingdom Protozoa
- Kingdom Viruses
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