Between brackets is the number of accepted species
1 Click on "-" to collapse/hide all child taxa
2 Shows the number of accepted species within the taxon
3 The last expanded taxon is highlighted
4 Click on "+" to expand/show all child taxa
5 Click to see the taxon details page
- 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
- Order Hypsogastropoda incertae sedis
- Order Littorinimorpha
- Family Adeorbidae Monterosato, 1884 accepted as Tornidae Sacco, 1896
- Family Amnicolidae Tryon, 1863
- Family Amphiperatidae Gray, 1853 accepted as Ovulidae Fleming, 1822
- Family Anabathridae Keen, 1971
- Family Anabathronidae accepted as Anabathridae Keen, 1971
- Family Annulariidae Henderson & Bartsch, 1920
- Family Ansolidae Slavoshevskaya, 1975 accepted as Barleeiidae Gray, 1857
- Family Aporrhaidae Gray, 1850
- Family Aporrhaididae accepted as Aporrhaidae Gray, 1850
- Family Aporrhaiidae accepted as Aporrhaidae Gray, 1850
- Family Assimineidae H. Adams & A. Adams, 1856
- Family Atlantidae Rang, 1829
- Family Baicaliidae P. Fischer, 1885 accepted as Amnicolidae Tryon, 1863
- Family Barleeidae Gray, 1857 accepted as Barleeiidae Gray, 1857
- Family Barleeiidae Gray, 1857
- Family Bellerophinidae †
- Family Bembiciidae Finlay, 1928 accepted as Littorinidae Gray, 1840
- Family Benedictiidae Clessin, 1880 accepted as Lithoglyphidae Tryon, 1866
- Family Bithyniidae Gray, 1857
- Family Bohaispiridae †
- Family Bursidae Thiele, 1925
- Family Bythinellidae Locard, 1893
- Family Caecidae Gray, 1850
- Family Caledoniellidae Rosewater, 1969 accepted as Vanikoridae Gray, 1840
- Family Calopiidae Ponder, 1999
- Family Calyptraeidae Lamarck, 1809
- Family Capulidae Fleming, 1822
- Family Carinariidae Blainville, 1818
- Family Cassidae Latreille, 1825
- Family Cheileidae Macpherson & Chapple, 1951 accepted as Hipponicidae Troschel, 1861
- Family Chondropomatidae Henderson & Bartsch, 1920 accepted as Annulariidae Henderson & Bartsch, 1920
- Family Choristeidae Verrill, 1882 accepted as Naticidae Gray, 1840
- Family Choristidae Verrill, 1882 accepted as Naticidae Gray, 1840
- Family Cingulopsidae Fretter, 1958
- Family Clenchiellidae D. W. Taylor, 1966
- Family Cochliopidae Tryon, 1866
- Family Colombellinidae Fischer, 1884 †
- Family Coriandriidae F. Nordsieck, 1972 accepted as Cingulopsidae Fretter, 1958
- Family Coxiellidae Iredale, 1943 accepted as Pomatiopsidae Stimpson, 1865
- Family Crepidulidae Fleming, 1822 † accepted as Calyptraeidae Lamarck, 1809
- Family Ctiloceratidae Iredale & Laseron, 1957 accepted as Caecidae Gray, 1850
- Family Cyclostomatidae Menke, 1828 accepted as Pomatiidae Newton, 1891
- Family Cymatiidae Iredale, 1913
- Family Cypraeidae Rafinesque, 1815
- Family Delavayidae Annandale, 1924 accepted as Pomatiopsidae Stimpson, 1865
- Family Doliidae Latreille, 1825 accepted as Tonnidae Suter, 1913
- Family Eatoniellidae Ponder, 1965
- Family Elachisinidae Ponder, 1985
- Family Emblandidae Ponder, 1985
- Family Emmericiidae Brusina, 1870
- Family Eocypraeidae Schilder, 1924
- Family Epigridae Ponder, 1985
- Family Eratoidae Gill, 1871
- Family Ericiidae Wenz, 1915 accepted as Pomatiidae Newton, 1891
- Family Falsicingulidae Slavosheveskaya, 1976
- Family Faxiidae Ravn, 1933 † accepted as Pickworthiidae Iredale, 1917
- Family Ficidae Meek, 1864
- Family Ficulidae Carpenter, 1857 accepted as Ficidae Meek, 1864
- Family Firolidae Rafinesque, 1815 accepted as Pterotracheidae Oken, 1815
- Family Haloceratidae Warén & P, 1991
- Family Helicostoidae Pruvot-Fol, 1937
- Family Hipponicidae Troschel, 1861
- Family Hydrobiidae Troschel, 1857
- Family Hydrococcidae Thiele, 1928
- Family Iravadiidae Thiele, 1928
- Family Lacunidae Gray, 1857 accepted as Littorinidae Gray, 1840
- Family Lamellariidae d'Orbigny, 1841 accepted as Velutinidae Gray, 1840
- Family Lamelliphoridae Korobkov, 1955 †
- Family Laubierinidae Warén, 1990
- Family Lepyriidae Pisbry & Olsson, 1951 accepted as Lithoglyphidae Tryon, 1866
- Family Lippistidae Iredale, 1924 accepted as Capulidae Fleming, 1822
- Family Lironobidae Ponder, 1967
- Family Lithoglyphidae Tryon, 1866
- Family Littorinidae Gray, 1840
- Family Littorinimorpha incertae sedis
- Family Lucmeriidae Gruendel, 2005 †
- Family Lyocyclidae Thiele, 1925
- Family Maturifusidae Gründel, 2001 † accepted as Pseudotritoniidae Golikov & Starobogatov, 1987 †
- Family Melarhaphidae Starobogatov & Sitnikova, 1983 accepted as Littorinidae Gray, 1840
- Family Merriidae Hedley, 1918 accepted as Vanikoridae Gray, 1840
- Family Mesocochliopidae †
- Family Micromelaniidae B. Dybowski & Grochmalicki, 1914 accepted as Hydrobiidae Troschel, 1857
- Family Moitessieriidae Bourguignat, 1863
- Family Naricidae Récluz, 1845 accepted as Vanikoridae Gray, 1840
- Family Naticidae Gray, 1840
- Family Omalaxidae Wenz, 1939 †
- Family Ovulidae Fleming, 1822
- Family Palaeorissoinidae †
- Family Paludestrinidae Newton, 1891 accepted as Hydrobiidae Troschel, 1857
- Family Pediculariidae J.E. Gray, 1853
- Family Pelycidiidae Ponder & Hall, 1983
- Family Personidae Gray, 1854
- Family Pickworthiidae Iredale, 1917
- Family Pisanianuridae Warén, 1990
- Family Pomatiasidae Gray, 1852 accepted as Pomatiidae Newton, 1891
- Family Pomatiidae Newton, 1891
- Family Pomatiopsidae Stimpson, 1865
- Family Pseudosacculidae Kuroda, 1933 accepted as Velutinidae Gray, 1840
- Family Pseudotritoniidae Golikov & Starobogatov, 1987 †
- Family Pterosomatidae Rang, 1829 accepted as Carinariidae Blainville, 1818
- Family Pterotracheidae Oken, 1815
- Family Pugnellidae Kiel & Bandel, 1999 † accepted as Aporrhaidae Gray, 1850
- Family Purpurinidae Zittel, 1895 †
- Family Pyrgulidae Brusina, 1882 accepted as Hydrobiidae Troschel, 1857
- Family Pyrulidae Swainson, 1840 accepted as Ficidae Meek, 1864
- Family Ranellidae Gray, 1854
- Family Rastodentidae Ponder, 1966
- Family Realiidae L. Pfieffer, 1853 accepted as Assimineidae H. Adams & A. Adams, 1856
- Family Reynellonidae Iredale, 1917 accepted as Pickworthiidae Iredale, 1917
- Family Rimellidae Stewart, 1927
- Family Risellidae Kesteven, 1903 accepted as Littorinidae Gray, 1840
- Family Rissoidae Gray, 1847
- Genus Acinopsis Monterosato, 1884 accepted as Alvania Risso, 1826
- Genus Acinulus Monterosato [in Seguenza], 1903 † accepted as Alvania Risso, 1826
- Genus Acinus Monterosato, 1884 accepted as Alvania Risso, 1826
- Genus Actonia Monterosato, 1884 accepted as Alvania Risso, 1826
- Genus Adolphinoba Powell, 1930 accepted as Attenuata Hedley, 1918
- Genus Alcidia Monterosato, 1890 accepted as Alvania Risso, 1826
- Genus Alcidiella Thiele, 1929 accepted as Alvania Risso, 1826
- Genus Alcidiella Cossmann, 1921 accepted as Alvania Risso, 1826
- Genus Alvanea Dall, 1886 accepted as Alvania Risso, 1826
- Genus Alvania Risso, 1826
- Genus Alvaniella Monterosato [in Sacco], 1895 accepted as Alvania Risso, 1826
- Genus Alvanolira F. Nordsieck, 1972 accepted as Alvania Risso, 1826
- Genus Alvinia Monterosato, 1884 accepted as Alvania Risso, 1826
- Genus Ameririssoa Ponder, 1985 accepted as Alvania Risso, 1826
- Genus Amphirissoa Dautzenberg & Fischer, 1897
- Genus Andrewiella F. Nordsieck, 1972 accepted as Alvania Risso, 1826
- Genus Anoba accepted as Onoba H. Adams & A. Adams, 1852
- Species Anoba supracostata (May, 1919)
- Genus Apanthausa Gistl, 1848 † accepted as Rissoa Desmarest, 1814
- Genus Apicularia Monterosato, 1884 accepted as Rissoa Desmarest, 1814
- Genus Arctonia Golikov, 1977 accepted as Frigidoalvania Warén, 1974
- Genus Arsenia Monterosato, 1891 accepted as Alvania Risso, 1826
- Genus Assiminopsis Locard, 1897 accepted as Benthonella Dall, 1889
- Genus Auriconoba Nordsieck, 1972 accepted as Rissoa Desmarest, 1814
- Genus Austronoba Powell, 1927 accepted as Onoba H. Adams & A. Adams, 1852
- Genus Benthonella Dall, 1889
- Genus Benthonellania Lozouet, 1990
- Genus Benzia Nordsieck, 1972 † accepted as Pusillina Monterosato, 1884
- Genus Boreocingula Golikov & Kussakin, 1974
- Genus Boreomica Guzhov, 2017 †
- Genus Botryphallus Ponder, 1990
- Genus Cingilla Monterosato, 1884 accepted as Cingula Fleming, 1818
- Genus Cingula Fleming, 1818
- Genus Cingulina Monterosato, 1884 accepted as Obtusella Cossmann, 1921
- Genus Cingulla Johnson, 1828 accepted as Cingula Fleming, 1818
- Genus Conalvinia Ponder, 1967 accepted as Alvania Risso, 1826
- Genus Coronalvania F. Nordsieck, 1972 accepted as Alvania Risso, 1826
- Genus Crisilla Monterosato, 1917
- Genus Crystella
- Genus Cyngula Monterosato, 1870 accepted as Cingula Fleming, 1818
- Genus Elatiella Nordsieck, 1972 accepted as Rissoa Desmarest, 1814
- Genus Ellenstrongia Amati, Di Giulio & Oliverio, 2023
- Genus Flemellia Nordsieck, 1972 † accepted as Alvania Risso, 1826
- Genus Flemingia Jeffreys, 1884 † accepted as Taramellia Seguenza, 1903
- Genus Fractorella
- Genus Frigidoalvania Warén, 1974
- Genus Galeodina Monterosato, 1884 accepted as Alvania Risso, 1826
- Genus Galeodinopsis Sacco, 1895 †
- Genus Gofasia Bouchet & Warén, 1993
- Genus Goniostoma Villa, 1841 accepted as Rissoa Desmarest, 1814
- Genus Gonostoma Adams, 1854
- Genus Gonyostoma Swainson, 1840
- Genus Gueriniana Nordsieck, 1972 accepted as Rissoa Desmarest, 1814
- Genus Haurakia Iredale, 1915 accepted as Pusillina Monterosato, 1884
- Genus Haurakiopsis A.W.B. Powell, 1937 accepted as Haurakia Iredale, 1915
- Genus Hela Jeffreys, 1870 accepted as Benthonella Dall, 1889
- Genus Hirsonella J. C. Fischer, 1969 †
- Genus Hudlestonia Cossmann, 1892 †
- Genus Ihungia Marwick, 1931 †
- Genus Koskinakra Kadolsky, 2016 †
- Genus Lamarckia Leach, 1852 accepted as Rissoa Desmarest, 1814
- Genus Lanciella F. Nordsieck, 1972 † accepted as Alvania Risso, 1826
- Genus Letia Beddome, 1883 accepted as Setia H. Adams & A. Adams, 1852
- Genus Liavenustia Nordsieck, 1972 accepted as Rissoa Desmarest, 1814
- Genus Lilacinia Nordsieck, 1972 † accepted as Rissoa Desmarest, 1814
- Genus Linemera Finlay, 1924 accepted as Alvania Risso, 1826
- Genus Lippora Gregorio, 1889
- Genus Lirocingula Ponder, 1985 accepted as Cingula Fleming, 1818
- Genus Liroculma Ponder, 1967 † accepted as Onoba H. Adams & A. Adams, 1852
- Genus Loxostoma Bivona-Bernardi, 1838 accepted as Rissoa Desmarest, 1814
- Genus Loxotoma Cossmann, 1921 † accepted as Loxostoma Bivona-Bernardi, 1838
- Genus Lucidestea Laseron, 1956
- Genus Madeiranzonia Moolenbeek & Faber, 2007
- Genus Maeotia Ilyina, 2006 † accepted as Rissoa Desmarest, 1814
- Genus Manawatawhia Powell, 1937 accepted as Onoba H. Adams & A. Adams, 1852
- Genus Manzonia Brusina, 1870
- Genus Massotia Bucquoy, Dautzenberg & Dollfus, 1884 accepted as Alvania Risso, 1826
- Genus Mereliniopsis Ponder, 1967 accepted as Merelina Iredale, 1915
- Genus Mohrensternia Stoliczka, 1868 †
- Genus Moniziella Nordsieck, 1972 accepted as Alvania Risso, 1826
- Genus Morchiella Nevill, 1885 accepted as Rissoina d'Orbigny, 1840
- Genus Mörchiella Nevill, 1885 accepted as Rissoina d'Orbigny, 1840
- Genus Mutiturboella Nordsieck, 1972 accepted as Pusillina Monterosato, 1884
- Genus Nititurboella Nordsieck, 1972
- Genus Nobolira Finlay, 1926 accepted as Attenuata Hedley, 1918
- Genus Obtusella Cossmann, 1921
- Genus Omanimerelina Moolenbeek & Bosch, 2007
- Genus Onoba H. Adams & A. Adams, 1852
- Genus Ovirissoa Hedley, 1916 accepted as Onoba H. Adams & A. Adams, 1852
- Genus Parashiela Laseron, 1956
- Genus Parazebinella Böttger, 1893 accepted as Rissoina d'Orbigny, 1840
- Genus Parvisetia Monterosato, 1884 accepted as Setia H. Adams & A. Adams, 1852
- Genus Peringiella Monterosato, 1878
- Genus Peringilla Nevill, 1884 accepted as Peringiella Monterosato, 1878
- Genus Persephona Leach, 1852 † accepted as Rissoa Desmarest, 1814
- Genus Persephora Seguenza, 1903 †
- Genus Pissoa Dall, 1896 † accepted as Rissoa Desmarest, 1814
- Genus Plagiostyla Fischer, 1872 accepted as Plagyostila de Folin, 1872
- Genus Plagyostila de Folin, 1872
- Genus Pontiturboella Sitnikova, Starobogatov & Anistratenko, 1992
- Genus Porosalvania Gofas, 2007
- Genus Powellisetia Ponder, 1965
- Genus Powellsetia
- Genus Profundialvania Taviani, 1975 † accepted as Alvania Risso, 1826
- Genus Promerelina Powell, 1926 accepted as Merelina Iredale, 1915
- Genus Pseudalvania R. Janssen, 1967 † accepted as Alvania Risso, 1826
- Genus Pseudosetia Monterosato, 1884
- Genus Pseudoturboellina Ilyina, 2006 † accepted as Rissoa Desmarest, 1814
- Genus Punctulum Jeffreys, 1884
- Genus Pusillina Monterosato, 1884
- Genus Pyrgosformisia de Barros, Lima & Tenório, 2018
- Genus Quarkia Faber, 2009
- Genus Radiata Nordsieck, 1972 accepted as Pusillina Monterosato, 1884
- Genus Rissina Deshayes, 1863 † accepted as Rissoina d'Orbigny, 1840
- Genus Rissoa Desmarest, 1814
- Genus Rissoia Bronn, 1848 accepted as Rissoa Desmarest, 1814
- Genus Rissoma Stoppani, 1857 † accepted as Rissoina d'Orbigny, 1840
- Genus Rissostomia G.O. Sars, 1878 accepted as Rissoa Desmarest, 1814
- Genus Rudolphosetia Monterosato, 1917 accepted as Setia H. Adams & A. Adams, 1852
- Genus Sabanaea Leach, 1847 accepted as Sabanea Leach in Gray, 1847 sensu Monterosato, 1884
- Genus Sabanea Leach in Gray, 1847 sensu Monterosato, 1884 accepted as Rissoa Desmarest, 1814
- Genus Schartziella Fischer, 1885 accepted as Schwartziella G. Nevill, 1881
- Genus Schwartzia Bucquoy, Dautzenberg & Dollfus, 1884 accepted as Rissoa Desmarest, 1814
- Genus Setia H. Adams & A. Adams, 1852
- Genus Sfaxiella Nordsieck, 1972 accepted as Rissoa Desmarest, 1814
- Genus Simulamerelina Ponder, 1985
- Genus Stosica
- Genus Striatestea Powell, 1927
- Genus Subestea Cotton, 1944 accepted as Onoba H. Adams & A. Adams, 1852
- Genus Subonoba Iredale, 1915 accepted as Onoba H. Adams & A. Adams, 1852
- Genus Thapsia Monterosato, 1884 accepted as Alvania Risso, 1826
- Genus Thapsiella P. Fischer, 1885 accepted as Alvania Risso, 1826
- Genus Thierachella J. C. Fischer, 1969 †
- Genus Tissoa Pallary, 1912 † accepted as Rissoa Desmarest, 1814
- Genus Turbella accepted as Rissoa Desmarest, 1814
- Genus Turboella Leach, 1847 accepted as Rissoa Desmarest, 1814
- Genus Turboellina Ilyina, 2006 † accepted as Rissoa Desmarest, 1814
- Genus Turbona Leach [in Gray], 1847 accepted as Alvania Risso, 1826
- Genus Turbonilla Leach, 1847 accepted as Onoba H. Adams & A. Adams, 1852
- Genus Turgidina Verduin, 1979 accepted as Pusillina Monterosato, 1884
- Genus Varisetia Nordsieck, 1972 † accepted as Setia H. Adams & A. Adams, 1852
- Genus Vicinirissoa Ponder, 1985 accepted as Pusillina Monterosato, 1884
- Genus Vitricithna Laseron, 1956 accepted as Pusillina Monterosato, 1884
- Genus Vitricithra
- Genus Voorwindia Ponder, 1985
- Genus Zacanthusa Leach, 1852 accepted as Alvania Risso, 1826
- Genus Zhgentia Ilyina, 2006 †
- Genus Zipora Coates, 1925
- Genus Zippora Gray, 1852
- Genus Zippora Leach, 1852 accepted as Rissoa Desmarest, 1814
- Family Rissoidea (awaiting allocation)
- Family Rissoinidae Stimpson, 1865
- Family Rostellariidae Gabb, 1868
- Family Sacculidae Thiele, 1929 accepted as Velutinidae Gray, 1840
- Family Sakarahellidae Bandel, 2006
- Family Seraphidae Gray, 1853 accepted as Seraphsidae Gray, 1853
- Family Seraphsidae Gray, 1853
- Family Skeneopsidae Iredale, 1915
- Family Stenothyridae Fischer, 1885
- Family Strombidae Rafinesque, 1815
- Family Stromboidea incertae sedis
- Family Struthiolariidae Fischer, 1887
- Family Sycotypidae Gray, 1853 accepted as Ficidae Meek, 1864
- Family Tateidae Thiele, 1925
- Family Terebellidae H. Adams & A. Adams, 1854 accepted as Seraphsidae Gray, 1853
- Family Thalassocyonidae F. Riedel, 1995 accepted as Ficidae Meek, 1864
- Family Thersiteidae Savornin, 1914 †
- Family Tibiidae Golikov & Starobogatov, 1975 accepted as Rostellariidae Gabb, 1868
- Family Tonnidae Suter, 1913
- Family Tornidae Sacco, 1896
- Family Trichotropidae Gray, 1850 accepted as Capulidae Fleming, 1822
- Family Tripartellidae †
- Family Triviidae Troschel, 1863
- Family Truncatellidae Gray, 1840
- Family Truncatelloidea (awaiting allocation)
- Family Tylostomatidae Stoliczka, 1868 †
- Family Vanikoridae Gray, 1840
- Family Velutinidae Gray, 1840
- Family Vermetidae Rafinesque, 1815
- Family Vitrinellidae Bush, 1897
- Family Xenophoridae Troschel, 1852
- Family Zebinidae Coan, 1964
- Family Zerotulidae Warén & Hain, 1996
- Genus Olequahia Stewart, 1927 †
- 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
| |