The Taxonomicon
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Period: Middle Ordovician
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Period: 472 million to 461 million years ago.

Fishes (9)

Upper limit

Scolopodus (Genus) Pander, 1856

Entire range

Icriodella (Genus) Rhodes, 1953

Phragmodus (Genus) Branson & Mehl, 1933

Rhipidognathus (Genus) Branson, Mehl & Branson, 1951

Lower limit

Hibbardellina (Order)

Within limits

Conodonta (Superclass) Eichenberg, 1930 - conodonts

Distacodontina (Order)

Osteostraci ([unranked])

Pisces (Superclass) Linnaeus, 1758 - fishes

Vertebrates (4)

Within limits

Thelodonti (Superclass) Jaekel, 1911 - thelodonts

Vertebrata (Subphylum) Cuvier, 1812 - vertebrates

Vertebrata (Phylum) (Lamarck, 1801)

Vertebrata (Clade) (Lamarck, 1801) see (Subphylum) Vertebrata Cuvier, 1812 - vertebrates

Echinoderms (44)

Upper limit

Parablastoidea (Class) Hudson, 1907

Entire range

Amygdalocystites (Genus) Billings, 1854

Carabocrinus (Genus) Billings, 1857

Cheirocystis (Genus) Paul, 1972

Cryptogoleus (Genus) Bell, 1976

Edrioblastoidea (Class)

Edriophus (Genus) Bell, 1976

Eumorphocystis (Genus) Branson & Peck, 1940

Foerstediscus (Genus) Bassler, 1935

Glyptocystella (Genus) Paul, 1972

Glyptocystites (Genus) Billings, 1854

Hybocrinus (Genus) Billings, 1857

Mitrocystella (Genus) Jaekel, 1901

Mitrocystites (Genus) Barrande, 1887

Platycystites (Genus) Miller, 1889

Pleurocystites (Genus) Billings, 1854

Lower limit

Blastoidea (Class) Say, 1825

Cyclocystoidea (Class) Miller & Gurley, 1895

Flexibles (Subclass)

Within limits

Asteroidea (Class) Blainville, 1830 - sea stars

Asteroidea (Subclass) Blainville, 1830 see (Class) Asteroidea Blainville, 1830 - starfishes

Asterozoa (Subphylum) von Zittel, 1895 see (Infraphylum) Asterozoa von Zittel, 1895

Blastozoa (Subphylum) Sprinkle, 1973 see (Infraphylum) †Blastozoa Sprinkle, 1973

Camerates (Subclass)

carpoids ([unranked]) see (Class) †Carpoidea Jaekel, 1918

Crinoidea (Class) Miller, 1821 - sea lilies and feather stars

Crinozoa (Subphylum) Matsumoto, 1929 see (Infraphylum) Crinozoa Matsumoto, 1929

Diploporita (Class) Müller, 1854

Echinodermata (Phylum) Bruguière, 1789 - echinoderms

Echinozoa (Subphylum) von Zittel, 1895 see (Infraphylum) Echinozoa Haeckel, in Von Zittell, 1895

Edrioasteroidea (Class) Billings, 1858

Eocrinoidea (Class) Jaekel, 1918

Holothuroidea (Class) (de Blainville, 1834) - sea cucumbers

Homalozoa (Subphylum) Whitehouse, 1941

Homoiostelea (Class) Gill & Caster, 1960

Inadunates (Subclass)

Ophiocistioidea (Class) (Sollas, 1899)

Ophiuroidea (Class) Gray, 1840 - brittle stars and basket stars

Ophiuroidea (Subclass) Gray, 1840 see (Class) Ophiuroidea Gray, 1840 - brittle stars

Paracrinoidea (Class) Regnell, 1945

Platyasterida (Order) Spencer, 1951

Rhombifera (Class) Pérès, 1956

Somasteroidea (Subclass) Spencer, 1951 see (Order) Platyasterida Spencer, 1951

Stylophora (Class) Gill & Caster, 1960 - stylophorans

Crustaceans (15)

Within limits

Bairdia (Genus) McCoy, 1844

Branchiopoda (Class) Latreille, 1817 - branchiopods

Cephalocarida (Class) H.L. Sanders, 1955 - cephalocarids

Crustacea (Superclass) Pennant, 1777 see ([unranked]) Crustaceomorpha Chernyshev, 1960 - crustaceans

Eucrustacea (Epiclass) Kingsley, 1894 see (Subphylum) Pancrustacea Zrzavý et al., 1997

Eurychilinidae (Family) Ulrich & Bassler, 1923

Leperditicopida (Order) Scott, 1961

Malacostraca (Class) Latreille, 1802

Myodocopida (Order) Sars, 1866

Ostracoda (Class) Latreille, 1802 - ostracods

Ostracoda (Subclass) Latreille, 1806 see (Class) Ostracoda Latreille, 1802 - ostracods

Palaeocopida (Order) Henningsmoen, 1953 see (Suborder) †Palaeocopina Henningsmoen, 1953

Phyllocarida (Subclass) Packard, 1879 - leptostracans

Platycopida (Order) Sars, 1866

Podocopida (Order) (Sars, 1866) G.W. Müller, 1894

Arthropods (39)

Upper limit

Illaenus (Genus) Dalman, 1827

Entire range

Apianurus (Genus) Whittington, 1956

Bathyurus (Genus) Billings, 1859

Ceraurinella (Genus) Cooper, 1953

chasmataspidids ([unranked])

Cryptolithus (Genus) Green, 1832

Hoplolichas (Genus) Dames, 1877

Hoplolichas furcifer (Schmidt, 1885)

Remopleurides (Genus) Portlock, 1843

Sphaeragnostus similaris (Barrande, 1872)

Lower limit

Arachnida (Clade) Cuvier, 1812 see (Class) Arachnida Lamarck, 1801

Cheirurina (Suborder) Harrington & Leanza, 1957

Cheiruroidea (Superfamily) see (Suborder) †Cheirurina Harrington & Leanza, 1957

Lichidae (Family) Hawle & Corda, 1847

Phacopida (Order) Salter, 1864

Progoneata ([unranked])

Within limits

Agnostida (Order) Salter, 1864

Arthropoda (Phylum) Siebold, 1848 - arthropods

Chasmataspidida (Order) Caster & Brooks, 1956

Chelicerata (Subphylum) Heymons, 1901

Chelicerata (Superclass) Heymons, 1901 see (Subphylum) Chelicerata Heymons, 1901

Crustacea (Subphylum) Brünnich, 1772 see (Superclass) Crustacea Pennant, 1777 - crustaceans

Euchelicerata ([unranked]) Weygoldt & Paulus, 1979

Eurypterida (Order) Burmeister, 1843 - eurypterids

Marellomorpha (Subphylum) see (Subphylum) †Marrellomorpha Beurlen, 1934 - lace crabs

Merostomata (Class) Dana, 1852 see (Class) Xiphosura Latreille, 1802 - horseshoe crabs

Naraoia (Genus) Walcott, 1912

Naraoiidae (Family) Walcott, 1912

Nektaspida (Order) Raymond, 1920 see (Class) †Nektaspida Raymond, 1920 - nektaspids

Onychophora (Superclass) Grube, 1853 see (Phylum) Onychophora Grube, 1853

Pentastomida ([unranked]) see (Subclass) Pentastomida Diesing, 1836

Polymerida (Order)

Pycnogonida (Class) Latreille, 1810 - pycnogonids

Trilobita (Class) Walch, 1771 - trilobites

Trilobita (Infraphylum) Walch, 1771 see (Class) †Trilobita Walch, 1771 - trilobites

Trilobitomorpha (Subphylum) Størmer, 1944 see (Superclass) †Trilobitomorpha Størmer, 1944 - trilobites

Trilobitomorpha (Superclass) Størmer, 1944, stat. inval. see (Superclass) †Trilobitomorpha Størmer, 1944

Xiphosura (Class) Latreille, 1802 - horseshoe crabs

Xiphosurida (Order) Latreille, 1802

Molluscs (64)

Upper limit

Eopteria (Genus) Billings, 1865

Ribeiria (Genus) Sharpe, 1853

Tolmachovia (Genus) Howell & Kobayashi, 1936

Entire range

Alococoncha (Genus) Pojeta & Gilbert-Tomlinson, 1977

Babinka (Genus) Perner, 1881

Babinka prima Barrande, 1881

Cardiolaria (Genus) Munier-Chalmas, 1876

Ctenodonta (Genus) Salter, 1852

Cyrtodonta (Genus) Billings, 1858

Deceptrix (Genus) Fuchs, 1919

Eopteria trilobata Kobayashi, 1934

Johnmartinia (Genus) Pojeta & Gilbert-Tomlinson, 1977

Modiolodon (Genus) Ulrich, 1894

Myocaris (Genus) Salter, 1864

Palaeopteria (Genus) Whiteaves, 1897

Redonia (Genus) Rouault, 1851

Rhytiodentalium (Genus) Pojeta & Runnegar, 1979

Tancrediopsis (Genus) Beushausen, 1895

Vanuxemia (Genus) Billings, 1858

Lower limit

Anomalodesmata (Subclass) Dall, 1889 see (Order) Anomalodesmata Dall, 1889

Cuneamya (Genus) Hall & Whitfield, 1875

Dentalioida (Order) Palmer, 1974 see (Order) Dentaliida Starobogatov, 1974

Hippocardia (Genus) Brown, 1843

Ischyrinia (Genus) Billings, 1866

Lyrodesma (Genus) Conrad, 1841

Mesogastropoda (Order) Thiele, 1925 see ([unranked]) mesogastropods - mesogastropods

Scaphopoda (Class) Bronn, 1862 - tusk shells

Within limits

Actinoceratoidea (Subclass) Teichert et al., 1964

Amphineura (Subphylum) see (Phylum) Mollusca Linnaeus, 1758

Archaeogastropoda (Order) Thiele, 1925 see (Order) Vetigastropoda Salvini-Plawen, 1980

Bellerophontida (Order) Ulrich & Scofield, 1897 see (Superfamily) †Bellerophontoidea McCoy, 1852

Bivalvia (Class) Linnaeus, 1758 - bivalves

Bransonia (Genus) Pojeta & Runnegar, 1976

Cephalopoda (Class) Cuvier, 1795 - cephalopods

Conocardioida (Order) Neumayr, 1891

Cyclonema (Genus) Hall, 1852

Cyrtonellida (Order) Horny, 1963

Cyrtosoma (Subphylum) Runnegar & Pojeta Jr., 1974 see (Phylum) Mollusca Linnaeus, 1758

Diasoma (Subphylum) Runnegar & Pojeta Jr., 1974 see (Phylum) Mollusca Linnaeus, 1758

Endoceratoidea (Subclass) Teichert, 1933

Euomphalina (Suborder) de Koninck, 1881 see (Superfamily) †Euomphaloidea White, 1877

Gastropoda (Class) Cuvier, 1795 - snails and slugs

Heteroconchia (Subclass) Gray, 1854 see (Superorder) Heteroconchia Gray, 1854

Hyolitha ([unranked]) see (Phylum) †Hyolitha (Marek, 1963)

Hyolithida (Order) Matthew, 1899

Isofilibranchia (Subclass) Iredale, 1939 see (Superorder) Isofilibranchia Iredale, 1939

Macluritina (Suborder) Cox & Knight, 1960 see (Superfamily) †Macluritoidea Carpenter, 1861

Mimospira (Genus) Perner, 1925

Mollusca (Phylum) Linnaeus, 1758 - molluscs

Murchisoniina (Suborder) Cox & Knight, 1960 see (Superfamily) †Murchisonioidea Koken, 1896

Nautiloidea (Subclass) Agassiz, 1848

Nautilus (Genus) Linnaeus, 1758

Onychochilina (Suborder)

Palaeotaxodonta (Subclass) Korobkov, 1954 see (Subclass) Protobranchia Pelseneer, 1889

Pelecypoda (Class) Goldfuss, 1820 see (Class) Bivalvia Linnaeus, 1758

Pinnocaris (Genus) Etheridge, 1878

Pleurotomariina (Suborder) (Cox & Knight, 1960) see (Superfamily) Pleurotomarioidea Swainson, 1840

Prosobranchia (Subclass) Milne-Edwards, 1848 see (Class) Gastropoda Cuvier, 1795 - prosobranchs

Pteriomorphia (Subclass) Beurlen, 1944 see (Superorder) Pteriomorphia Beurlen, 1944

Ribeirioida (Order) Kobayashi, 1933

Rostroconchia (Class) Pojeta et al., 1972

Technophorus (Genus) Miller, 1889

Trochina (Suborder) (Cox & Knight, 1960) see (Superfamily) Trochoidea Rafinesque, 1815

Tryblidiida (Order) Lemche, 1957 see (Order) Monoplacophorida Wenz, in Knight, 1952

Annelids (3)

Entire range

Trentonia (Genus) Pickerill & Forbes, 1978

Within limits

Annelida (Phylum) Lamarck, 1809 - segmented worms

Polychaeta (Class) Grube, 1850 - polychaetes

Sponges (51)

Entire range

Brachiospongia digitata (Owen)

Pseudostylodictyon (Genus) Ozaki, 1938

Receptaculites oweni Hall

Lower limit

Haplistiidae (Family) de Laubenfels, 1955

Sclerospongea (Class) see (Class) Sclerospongiae Hartman & Goreau, 1970

Sclerospongiae (Class) Hartman & Goreau, 1970 see (Class) Demospongiae Sollas, 1885

Stromatoporata (Class) see (Class) †Stromatoporoidea Nicholson & Murie, 1878

Stromatoporoidea (Class) Nicholson & Murie, 1878

Within limits

Amphidiscophora (Subclass) Schulze, 1886

Amphidiscosa (Order) Schrammen, 1924 see (Order) Amphidiscosida Schrammen, 1924

Amphidiscosida (Order) Schrammen, 1924

Anthaspidellidae (Family) Miller, 1889

Astraeospongiidae (Family) Miller, 1889

Astylospongiidae (Family) Zittel, 1877

Brachiospongiidae (Family) Beecher, 1889

Calcarea (Class) Bowerbank, 1864 - calcareous sponges

Ceractinomorpha (Subclass) Lévi, 1953 see (Class) Demospongiae Sollas, 1885

Chiastoclonellidae (Family) Rauff, 1895

Choiidae (Family) de Laubenfels, 1955

Clionaidae (Family) d'Orbigny, 1851

Clionidae (Family) d'Orbigny, 1851, nom. illeg. see (Family) Clionaidae d'Orbigny, 1851

Cnemidiastridae (Family) Schrammen, 1924

Demospongea (Class) Sollas, 1875 see (Class) Demospongiae Sollas, 1885

Demospongiae (Class) Sollas, 1885 - demosponges

Dictyospongiidae (Family) Hall & Clarke, 1898

Dictyospongioidea (Superfamily) Hall & Clarke, 1899

Dierespongioidea (Superfamily) Rigby & Gutschick 1976

Hadromerida (Order) Topsent, 1894

Heteractinida (Order) Hinde, 1887 see (Class) †Heteractinida de Laubenfels, 1955

Hexactinellida (Class) Schmidt, 1870 - hexactinellids

Hexasterophora (Subclass) Schulze, 1886

Hintzespongiidae (Family) Finks, 1983

Hintzespongioidea (Superfamily) Finks, 1983

Lithistida (Order) Schmidt, 1870 see (Subclass) Lithistida Schmidt, 1870 - lithistids

Lyssacinosa (Order) Zittel, 1877 see (Order) Lyssacinosida Zittel, 1877

Lyssacinosida (Order) Zittel, 1877

Orchocladina (Suborder) Rauff, 1893 see (Order) †Orchocladina Rauff, 1895

Piraniidae (Family) de Laubenfels, 1955

Porifera (Phylum) Grant, 1836 - sponges

Protospongiidae (Family) Hinde, 1887

Protospongioidea (Superfamily) Hinde, 1887

Reticulosa (Order) Reid, 1958

Rhizomorina (Suborder) Zittel, 1895

Solenida (Order) de Laubenfels, 1955

Sphaerocladina (Suborder) Schrammen, 1910

Sphinctozoa (Order) (Steinmann, 1882)

Stromatopora (Genus) Goldfuss, 1826

Stromatoporoida (Order) see (Class) †Stromatoporoidea Nicholson & Murie, 1878

Tetracladina (Suborder) Zittel, 1878

Tetractinomorpha (Subclass) Lévi, 1953 see (Class) Demospongiae Sollas, 1885

Verongida (Order) Bergquist, 1978

Invertebrates (118)

Upper limit

Paraconodontida (Class) Müller, 1962 see (Order) †Paraconodontida Müller, 1962

Entire range

Conchopeltis (Genus) Walcott, 1879

Conularia (Genus) Miller, in Sowerby, 1820

Corynotrypa (Genus) Bassler, 1911

Streptelasma corniculum Hall

Tetradium fibratum Safford

Lower limit

Ancistrorhynchoidea (Superfamily) Cooper, 1956

Crustoidea (Order) Bulman, 1970

Heliolitida (Order) Frech, 1897

Lissatrypoidea (Superfamily) Twenhofel, 1914

Myriapoda ([unranked]) Latreille, 1802 see (Subphylum) Myriapoda Latreille, 1802

Rugosa (Order) Milne-Edwards & Haime, 1850

Within limits

Acrotretida (Order) Kuhn, 1949

Acrotretoidea (Superfamily) Schuchert, 1893

Anazygidina (Suborder) Copper, 1996

Anazygoidea (Superfamily) Davidson, 1883

Anthozoa (Class) Ehrenberg, 1831

Articulata (Class) Huxley, 1869

Atrypida (Order) Rzhonsnitskaya, 1960

Billingsellida (Order) Schuchert, 1893

Brachiopoda (Phylum) Duméril, 1806 - brachiopods

Bryozoa (Phylum) Ehrenberg, 1831 - bryozoans

Camerelloidea (Superfamily) Hall & Clarke, 1894

Chileata (Class) Williams et al., 1996

Climacograptus (Genus) (Hall, 1865)

Cnidaria (Phylum) Hatschek, 1888 - cnidarians

Conodonta (Phylum) Eichenberg, 1930 see (Subclass) †Conodonta Eichenberg, 1930

Conodontophorida (Class) Eichenberg, 1930 see (Order) †Conodontophorida Eichenberg, 1930

Conulariida (Order) Miller & Gurley, 1896

Conulata (Class) Moore & Harrington, 1956

Craniata (Class) Williams, Carlson, Brunton, Holmer & Popov, 1996

Craniida (Order) Waagen, 1885

Craniidae (Family) Menke, 1828

Craniiformea (Subphylum) Popov, Bassett, Holmer & Laurie, 1993

Cranioidea (Superfamily) Menke, 1828

Craniopsida (Order) Gorjansky & Popov, 1985

Craniopsidae (Family) Williams, 1963

Craniopsoidea (Superfamily) Williams, 1963

Cryptostomata (Order) Vine, 1884 see (Order) †Cryptostomida Bassler, 1953

Ctenophora (Phylum) Eschscholtz, 1829 - comb jellies

Cystoporata (Order) Astrova, 1964

Dalmanellidina (Suborder) Moore, 1952

Dalmanelloidea (Superfamily) Schuchert, 1913

Dendroidea (Order) Nicholson, 1872

Discinidae (Family) Gray, 1840

Discinoidea (Superfamily) Gray, 1840

Ectoprocta (Phylum) Nitsche, 1869 see (Phylum) Bryozoa Ehrenberg, 1831 - ectoprocts

Enteletoidea (Superfamily) Waagen, 1884

Fenestrata (Order) Elias & Condra, 1957 see (Order) †Fenestellida Astrova & Morozova, 1956

Glyptograptus (Genus) Lapworth, 1873

Glyptorthis (Genus) Foerste, 1912

Graptolithina (Class) Bronn, 1849

Graptoloidea (Order) Lapworth, 1875

Hemichordata (Phylum) Bateson, 1885 - hemichordates

Hydroida (Order) Johnston, 1836 see (Order) Anthoathecatae - hydroids

Hydrozoa (Class) Owen, 1843

Hyolitha (Phylum) (Marek, 1963) see (Class) †Hyolitha Marek, 1963

Hyolithes (Genus) Eichwald, 1840

Inarticulata (Class) (Huxley, 1869)

Larvacea (Class) Herdman, 1891 see (Class) Appendicularia Lahille, 1890

Lingulata (Class) Gorjansky & Popov, 1985

Lingulida (Order) Waagen, 1885

Linguliformea (Subphylum) Williams et al., 1996

Linguloidea (Superfamily) Menke, 1828

Lissatrypidina (Suborder) Copper, 1996

Lobopodia (Phylum) Snodgrass, 1938 - lobopodians

Monoplacophora (Class) Odhner, 1940 - monoplacophorans

Obolidae (Family) King, 1846

Octocorallia (Subclass) Haeckel, 1866 see (Subclass) Alcyonaria - octocorals

Orthida (Order) Schuchert & Cooper, 1932

Orthidina (Suborder) Schuchert & Cooper, 1932

Orthoidea (Superfamily) Woodward, 1852

Orthotetida (Order) Waagen, 1884

Orthotetidina (Suborder) Waagen, 1884

Orthotheca (Genus) Novák, 1887

Orthothecida (Order) Marek, 1966

Paterinata (Class) Williams et al, 1996

Paterinida (Order) Rowell, 1965

Paterinoidea (Superfamily) Schuchert, 1893

Pentamerida (Order) Schuchert & Cooper, 1931

Platystrophia (Genus) King, 1850

Plectambonitoidea (Superfamily) Jones, 1928

Plectorthoidea (Superfamily) Schuchert & Le Vene, 1929

Polyplacophora (Class) Blainville, 1816 - chitons

Porambonitoidea (Superfamily) Davidson, 1853

Procoelomata (Phylum) Bergström, 1989

Protorthida (Order) Schuchert & Cooper, 1931

Pterobranchia (Class) Lankester, 1877 - pterobranchs

Pterobranchia (Phylum) Lankester, 1877 see (Class) Pterobranchia Lankester, 1877

Punctatrypoidea (Superfamily) Rzhonsnitskaya, 1960

Rhynchonellata (Class) Williams et al., 1996

Rhynchonellida (Order) Kuhn, 1949

Rhynchonelliformea (Subphylum) Williams et al., 1996

Rostricellula (Genus) Ulrich & Cooper, 1942

Rostroconchia ([unranked]) Cox, 1960 see (Class) †Rostroconchia Pojeta et al., 1972

Scyphomedusae (Group) see (Subclass) Scyphomedusae Lankaster, 1877

Scyphozoa (Class) Goette, 1887 - jellyfish

Siphonotretida (Order) Gorjansky, 1960

Siphonotretidae (Family) Kutorga, 1848

Siphonotretoidea (Superfamily) Kutorga, 1848

Skenidioidea (Superfamily) Kozlowski, 1929

Stenolaemata (Class) Borg, 1926

Strophomenata (Class) Williams et al, 1996

Strophomenida (Order) Opik, 1934

Strophomenidina (Suborder) Opik, 1934

Strophomenoidea (Superfamily) King, 1846

Syntrophiidina (Suborder) Ulrich & Cooper, 1936

Tabulata (Order) (Milne-Edwards & Haime, 1850)

Trachylinida (Order) see (Order) Trachylina Haeckel, 1879

Trepostomata (Order) Ulrich, 1882

Trimerellacea (Superfamily) Davidson & King, 1872 see (Superfamily) †Trimerelloidea Davidson & King, 1872

Trimerellida (Order)

Trimerelloidea (Superfamily) Davidson & King, 1872

Triplesiidina (Suborder) Moore, 1952

Triplesioidea (Superfamily) Schuchert, 1913

Tuboidea (Order) Kozlowski, 1938

Tubuliporata (Order)

Zoantharia (Subclass) de Blainville, 1830

Animals (2)

Within limits

Animalia (Kingdom) Linnaeus, 1758 - animals

Chordata (Phylum) Bateson, 1885 - chordates

Fungi (1)

Within limits

Fungi (Kingdom) R.T. Moore (1980) - fungi

Algae (10)

Within limits

Baltisphaeridium (Genus) Eisenack, 1958 ex Eisenack, 1959

Cymatiosphaera multisepta Deunff (1955)

Dasycladaceae (Family) Kützing (1843)

Dasycladales (Order) Pascher (1931)

Dorsennidium (Genus) Wicander, 1974

Dorsennidium europaeum (Stockmans & Willière, 1960) Sarjeant & Stancliffe (1994)

Dorsennidium europaeum subsp. europaeum (Stockmans & Willière, 1960) Sarjeant & Stancliffe (1994)

Dorsennidium europaeum subsp. wenlockianum (Downie, 1959 ex Wall & Downie, 1963) Sarjeant & Stancliffe (1994)

Leiofusa (Genus) Eisenack, 1938

Prasinophyceae (Class) T. Christensen, 1962 ex Ø. Moestrup & J. Throndsen (1988) see ([unranked]) prasinophytes - prasinophytes

Protozoa (7)

Within limits

Acritarcha (Group) Evitt, 1963 - acritarchs

allogromids (Suborder) see (Order) Allogromiida Loeblich & Tappan, 1961

Foraminifera (Class) d'Orbigny, 1826 see (Phylum) Foraminifera d'Orbigny, 1826

Foraminifera (Order) d'Orbigny, 1826 see (Class) Foraminifera d'Orbigny, 1826

Foraminiferida (Order) d'Orbigny, 1826 see (Class) Foraminifera d'Orbigny, 1826 - foraminiferans

Fusulinids (Suborder) see (Order) †Fusulinida Fursenko, 1958

textularids (Suborder) see (Order) Textulariida Delage & Hérouard, 1896

Protists (46)

Upper limit

Eremochitininae (Subfamily) Paris, 1981

Pellichitina (Genus) Achab, Asselin & Soufiane, 1993

Pellichitininae (Subfamily) Achab, Asselin & Soufiane, 1993

Sagenachitina (Genus) Jenkins, 1970

Siphonochitina (Genus) Jenkins, 1967

Velatachitina (Genus) Poumot, 1968

Velatachitininae (Subfamily) Achab, Asselin & Soufiane, 1993

Entire range

Baltochitina (Genus) Paris & Grahn, 1999

Lower limit

Acanthochitina (Genus) Eisenack, 1931

Armoricochitina (Genus) Paris, 1981

Eisenackitina (Genus) Jansonius, 1964

Eisenackitininae (Subfamily) Paris, 1981

Hercochitina (Genus) Jansonius, 1964

Linochitina (Genus) Eisenack, 1968

Margachitininae (Subfamily) Paris, 1981

Ordochitina (Genus) Achab, Asselin & Soufiane, 1993

Pistillachitina (Genus) Taugourdeau, 1966

Pogonochitina (Genus) Taugourdeau, 1961

Pogonochitininae (Subfamily) Paris, Grahn, Nestor & Lakova, 1999

Pterochitina (Genus) Eisenack, 1955

Pterochitininae (Subfamily) Paris, 1981

Saharochitina (Genus) Paris & Grahn, 1999

Within limits

Belonechitina (Genus) Jansonius, 1964

Belonechitininae (Subfamily) Paris, 1981

Bursachitina (Genus) Taugourdeau, 1966

Calpichitina (Genus) Wilson & Hedlund, 1964

Chitinozoa Eisenack, 1931 - chitinozoans

Conochitina (Genus) Eisenack, 1931

Conochitinidae (Family) Eisenack, 1931

Conochitininae (Subfamily) Eisenack, 1931

Cyathochitina (Genus) Eisenack,1955

Cyathochitininae (Subfamily) Paris, 1981

Desmochitina (Genus) Eisenack, 1931

Desmochitinidae (Family) Eisenack, 1931

Desmochitininae (Subfamily) Eisenack, 1931

Euconochitina (Genus) Taugourdeau, 1966

Lagenochitina (Genus) Eisenack, 1931

Lagenochitinidae (Family) Eisenack, 1931

Lagenochitininae (Subfamily) Eisenack, 1931

Operculatifera (Order) Eisenack, 1931

Paleodictyon (Genus) Menghini, 1850

Polycystinea (Class) Ehrenberg, 1838 see (Superclass) Polycystinia Ehrenberg, 1838 - polycystines

Prosomatifera (Order) Eisenack, 1972

Spirotrichea (Class) Bütschli, 1889

Tanuchitina (Genus) Jansonius, 1964

Tanuchitininae (Subfamily) Paris, 1981

Eukaryotes (4)

Within limits

Dinomastigota (Phylum) Margulis, 1996 see (Phylum) Dinoflagellata Engl. (1903)

Eukarya (Superkingdom) Chatton, 1925 see (Domain) Eukaryota Chatton, 1925

Eukaryota (Domain) Chatton, 1925 - eukaryotes

Protoctista (Kingdom) Hogg, 1860

Prokaryotes (4)

Within limits

Bacteria (Kingdom) (Cohn 1870) Cavalier-Smith 1983 see (Kingdom) Bacteria Cavalier-Smith 2002 - bacteria

Bacteria (Kingdom) Cavalier-Smith 2002 see (Domain) Bacteria Woese et al. 1990 - bacteria

Cyanobacteria (Phylum) (ex Stanier 1974) Cavalier-Smith 2002 - cyanobacteria

Monera (Kingdom) Haeckel 1866 see (Domain) Bacteria Woese et al. 1990

Organisms (1)

Within limits

organisms ([unranked]) see (Clade) Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]

Geological regions (52)

Within limits

Aldan Shield (Geologic province)

Anabar Shield ([unranked])

Arabian-Nubian Shield ([unranked])

Baikal Fold Belt ([unranked])

Baltic Plate ([unranked]) see (Tectonic plate) Eurasian Plate

Baltic Shield ([unranked])

Cameroon N'tem Complex ([unranked])

Central Africa Craton ([unranked])

Chaillu Craton ([unranked])

Committee Bay Block ([unranked])

Congo Craton ([unranked])

Ethiopian Block ([unranked])

Gondwana ([unranked]) E. Suess, 1861

Greenland Shield (Geologic province)

Guapore Craton ([unranked])

Guiana Shield ([unranked])

Indian Shield (Geologic province)

Kaapvaal Craton ([unranked])

Kaminak Group ([unranked])

Kasaï Craton ([unranked])

Labrador Shield ([unranked])

Laurentia ([unranked])

Litchfield Complex ([unranked])

Luis Alves Massif ([unranked])

Madagascar Craton ([unranked])

Man Shield ([unranked])

Nanambu Complex ([unranked])

Pilbara Block (Geologic province)

Reguibat Shield ([unranked])

Rio de la Plata Craton ([unranked])

Rio de la Plata Massif ([unranked])

Rul Jungle Complex ([unranked])

São Francisco Craton ([unranked])

Sayan Fold Belt ([unranked])

Scottish Shield ([unranked])

Sebakwe Proto-Craton ([unranked])

Sino-Korean Craton ([unranked]) see ([unranked]) North China Craton

Slave Craton ([unranked])

Slave Province ([unranked])

Superior Craton ([unranked])

Superior Province ([unranked])

Tanzanian Craton ([unranked])

Tarim Craton ([unranked])

Tuareg Shield ([unranked])

Ukrainian Shield (Geologic province)

West African Craton ([unranked])

Wyoming Province ([unranked])

Yangtze Craton ([unranked])

Yienisei Fold Belt ([unranked])

Yilgarn Block (Geologic province)

Zambian Block ([unranked])

Zimbabwe Craton ([unranked])

Geological entities (4)

Within limits

Iapetus Ocean ([unranked])

Khanty Ocean ([unranked])

Napier Complex ([unranked]) (Antarctica)

Proto-Tethys Ocean ([unranked])

Links

http://www.palaeos.com/Paleozoic/Ordovician/MidOrd.html

©2004-2022 Universal Taxonomic Services
Last updated: 4 Aug 2022