Between brackets is the number of accepted species
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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
- Subphylum Cephalochordata
- Subphylum Tunicata accepted as Urochordata
- Subphylum Urochordata
- Subphylum Vertebrata
- Superclass Tetrapoda
- Class Amphibia
- Class Aves
- Order Accipitriformes
- Order Aepyornithiformes †
- Order Alexornithiformes †
- Order Ambiortiformes †
- Order Anseriformes
- Order Apodiformes
- Order Apterygiformes
- Order Archaeopterygiformes †
- Order Ardeiformes
- Order Aves (awaiting allocation)
- Order Aves incertae sedis †
- Order Bucerotiformes
- Order Caprimulgiformes
- Order Cariamiformes
- Order Carinatae (awaiting allocation)
- Order Casuariiformes
- Order Cathartiformes
- Order Cathayornithiformes †
- Order Chaoyangiformes †
- Order Charadriiformes
- Order Charadriimorphae incertae sedis
- Order Ciconiiformes
- Order Coliiformes
- Order Columbiformes
- Order Columbiiformes accepted as Columbiformes
- Order Colymbiformes accepted as Podicipediformes
- Order Confuciusornithiformes †
- Order Coraciiformes
- Order Cuculiformes
- Order Cypselomorphae incertae sedis
- Order Diatrymiformes †
- Order Dinornithiformes †
- Order Enantiornithes incertae sedis †
- Order Enantiornithiformes †
- Order Eoenantiornithiformes †
- Order Euenantiornithes incertae sedis †
- Order Falconiformes
- Order Galliformes
- Order Gansuiformes †
- Order Gastornithiformes †
- Order Gaviiformes
- Order Gobipterygiformes †
- Order Gruiformes
- Order Hesperornithiformes †
- Order Iberomesornithiformes †
- Order Ichthyornithiformes †
- Order Jeholornithiformes †
- Order Liaoningornithiformes †
- Order Limnornithiformes †
- Order Lithornithiformes †
- Order Longipterygiformes †
- Order Mystiornithiformes †
- Order Neognathae incertae sedis
- Order Omnivoropterygiformes †
- Order Opisthocomiformes
- Order Ornithothoraces incertae sedis
- Order Ornithuromorpha incertae sedis †
- Order Palaeocursornithiformes †
- Order Palaeognathae (awaiting allocation)
- Order Pangalliformes incertae sedis
- Order Panpsittaciformes incertae sedis
- Order Passeriformes
- Family Acanthisittidae Sundevall, 1872
- Family Acanthizidae Bonaparte, 1854
- Family Aegithalidae
- Family Alaudidae Vigors, 1825
- Family Alcippeidae Cai et al., 2019
- Family Artamidae
- Family Atrichornithidae Stejneger, 1855
- Family Bombycillidae Swainson, 1831
- Family Callaeatidae Gray, 1841
- Family Callaeidae
- Family Campephagidae
- Family Cardinalidae
- Family Catamblyrhynchidae
- Family Certhiidae
- Family Certhioidea incertae sedis
- Family Chaetopidae Fjeldså, Ericson, Johansson & Zuccon, 2015
- Family Cinclidae Cabanis, 1847
- Family Cisticolidae
- Family Climacteridae
- Family Coerebidae Gray, 1840
- Family Colluricinclidae
- Family Compsothlypidae
- Family Conopophagidae
- Family Corcoracidae
- Family Corvidae Vigors, 1825
- Family Cotingidae
- Family Cracticidae
- Family Dendrocolaptidae
- Family Dicaeidae
- Family Dicruridae Vigors, 1825
- Family Drepanididae accepted as Fringillidae Vigors, 1825
- Family Dulidae ScIater, 1862
- Family Emberizidae Vigors, 1831
- Family Ephthianuridae
- Family Estrildidae
- Family Eupetidae
- Family Eurylaimidae Swainson, 1837
- Family Formicariidae
- Family Fringillidae Vigors, 1825
- Family Furnariidae Gray, 1840
- Family Grallinidae
- Family Hirundinidae Vigors, 1825
- Family Hyliotidae Fjeldså, 2014
- Family Hylocitreidae Fjeldså, Ericson, Johansson & Zuccon, 2015
- Family Hypocolidae
- Family Hypocoliidae
- Family Icteridae Vigors, 1825
- Family Irenidae
- Family Laniidae Swainson, 1824
- Family Locustellidae Bonaparte, 1854
- Family Malaconotidae
- Family Maluridae
- Family Megaluridae Blyth, 1875 accepted as Locustellidae Bonaparte, 1854
- Family Melampittidae Schodde & Christidis, 2014
- Family Melanocharitidae
- Family Meliphagidae Vigors, 1825
- Family Menuridae Gray, 1847
- Family Mimidae
- Family Mniotillidae accepted as Parulidae
- Family Modulatricidae Fjeldså, Ericson, Johansson & Zuccon, 2015
- Family Monarchidae
- Family Motacillidae Vigors, 1825
- Family Muscicapidae Fleming, 1822
- Family Musicapidae Vigors, 1825 accepted as Muscicapidae Fleming, 1822
- Family Nectariniidae Vigors, 1825
- Family Neosittidae
- Family Nicatoridae Cracraft, Beresford & Barker, 2014
- Family Oriolidae Vigors, 1825
- Family Orthonychidae
- Family Oxyrunchidae
- Family Oxyruncidae
- Family Pachycephalidae
- Family Palaeoscinidae Howard, 1957 †
- Family Palaeospizidae Wetmore, 1925 †
- Family Paradisaeidae
- Family Paramythiidae
- Family Pardalotidae
- Family Paridae Vigors, 1825
- Family Parulidae
- Family Passerellidae Cabanis & Heine, 1850-51
- Family Passeres (awaiting allocation)
- Family Passeridae Illiger, 1811
- Family Passeriformes (awaiting allocation)
- Family Passeriformes incertae sedis
- Family Petroicidae
- Family Philepittidae
- Family Phytotomidae
- Family Picathartidae
- Family Pipridae Rafinesque, 1815
- Family Pittidae Swainson, 1831
- Family Pityriaseidae Mayr & Amadon, 1951
- Family Pityriasididae
- Family Platysteiridae
- Family Ploceidae
- Family Pomatostomidae
- Family Primoscenidae Harrison & Walker, 1977 † accepted as Zygodactylidae Brodkorb, 1971 †
- Family Prionopidae
- Family Prunellidae Richmond, 1908
- Family Ptilonorhynchidae Gray, 1846
- Family Pycnonotidae Gray, 1840
- Family Regulidae
- Family Rhinocryptidae
- Family Rhipiduridae
- Family Saxicolidae
- Family Scytalopodidae Müller, 1846
- Family Sittidae Lesson, 1828
- Family Sturnidae Vigors, 1825
- Family Sylviidae Vigors, 1825
- Genus Abrornis Hodgson, 1844
- Genus Abroscopus Baker, 1930
- Genus Acanthopneuste Blasius, 1858
- Genus Acanthopneustes Seebohm, 1881
- Genus Achaetops Roberts, 1922
- Genus Acrocephalus Naumann, 1811
- Genus Actinodura Gould, 1836
- Genus Actinura Agassiz, 1846 accepted as Actinodura Gould, 1836
- Genus Aegocephalus Vierthaler, 1852 accepted as Acrocephalus Naumann, 1811
- Genus Aethostoma Sharpe, 1902
- Genus Amaurocichla Sharpe, 1892
- Genus Amphilais Parker, 1984
- Genus Anacrites Gistl, 1848 accepted as Paradoxornis Gould, 1836
- Genus Artisornis Friedmann, 1928
- Genus Asilus Bechstein, 1802
- Genus Babax David, 1875
- Genus Bathmedonia Reichenow, 1904
- Genus Bathmocercus Reichenow, 1895
- Genus Bebrornis Sharpe, 1883
- Genus Bowdleria Rothschild, 1896
- Genus Buettikoferella Stresemann, 1928
- Genus Calamocichla Sharpe, 1883 accepted as Acrocephalus Naumann, 1811
- Genus Calamoherpe Boie, 1822
- Genus Calamoherpes Olphe-Galliard, 1891
- Genus Camaroptera Sundevall, 1850
- Genus Cettia Bonaparte, 1834
- Genus Chaetornis Gray, 1848
- Genus Chamaea Gambel, 1847
- Genus Chamea Hartlaub, 1848 accepted as Chamaea Gambel, 1847
- Genus Chamoea Gray, 1849 accepted as Chamaea Gambel, 1847
- Genus Chloropeda Hartlaub, 1855 accepted as Chloropeta Smith, 1847
- Genus Chloropeta Smith, 1847
- Genus Chloropetes Bonaparte, 1857 accepted as Chloropeta Smith, 1847
- Genus Chrysomma Blyth, 1843
- Genus Cichlornis Mayr, 1933
- Genus Cisticola Kaup, 1829
- Genus Conostoma Hodgson, 1842
- Genus Crocias Temminck in Temminck & Laugier, 1836
- Genus Crossleyia Hartlaub, 1877
- Genus Cryptosylvicola Goodman, Langrand & Whitney, 1996
- Genus Cutia Hodgson, 1837
- Genus Drimoica Vierthaler, 1852
- Genus Dromaeocercus Sharpe, 1877
- Genus Dromaeocerus accepted as Dromaeocercus Sharpe, 1877
- Genus Dromocercus Hartlaub, 1877 accepted as Dromaeocercus Sharpe, 1877
- Genus Drymaea Giebel, 1874
- Genus Drymoeca Agassiz, 1846
- Genus Drymoica Swainson, 1827
- Genus Dryodromas Heuglin, 1869
- Genus Dumetia Blyth, 1852
- Genus Ellisia Hartlaub, 1860 accepted as Nesillas Oberholser, 1899
- Genus Eremiornis North, 1900
- Genus Eremomela Sundevall, 1850
- Genus Erenomela Wuerttemberg, 1857 accepted as Eremomela Sundevall, 1850
- Genus Ewremiornis accepted as Eremiornis North, 1900
- Genus Ficedula Koch, 1816
- Genus Gampsorhynchus Blyth, 1844
- Genus Ganulaxis Jerdon, 1839 accepted as Garrulax Lesson, 1831
- Genus Garrularix Gray, 1846 accepted as Garrulax Lesson, 1831
- Genus Garrulax Lesson, 1831
- Genus Garrulaxis Lafresnaye, 1838 accepted as Garrulax Lesson, 1831
- Genus Garrulux accepted as Garrulax Lesson, 1831
- Genus Gladkovia Kashin, 1977 †
- Genus Graminicola Jerdon, 1863
- Genus Graueria Hartert, 1908
- Genus Habrornis Agassiz, 1846
- Genus Hartertula Stresemann, 1925
- Genus Hemiparus Hodgson, 1841 accepted as Minla Hodgson, 1838
- Genus Hemitesia Chapin, 1948
- Genus Heterophasia Blyth, 1842
- Genus Heterornis Hodgson, 1841 accepted as Cutia Hodgson, 1837
- Genus Hippolais Balderstein, 1827
- Genus Hylia Cassin, 1859
- Genus Hypolais Kaup, 1829 accepted as Hippolais Balderstein, 1827
- Genus Hyppolais Brehm, 1843 accepted as Hippolais Balderstein, 1827
- Genus Ianthocincla Gould, 1835 accepted as Garrulax Lesson, 1831
- Genus Ianthocyncla Lafresnaye, 1840 accepted as Garrulax Lesson, 1831
- Genus Iduna Keyserling & Blasius, 1840
- Genus Illadopsis Heine, 1860
- Genus Iuhina Reichenbach, 1852 accepted as Yuhina Hodgson, 1837
- Genus Jabouilleia Delacour, 1927
- Genus Juhina Reichenbach, 1850 accepted as Yuhina Hodgson, 1837
- Genus Kenopia Gray, 1869
- Genus Kupeornis Serle, 1949
- Genus Leioptrix Lesson, 1839 accepted as Leiothrix Swainson in Richardson, 1832
- Genus Leiothrix Swainson in Richardson, 1832
- Genus Leiotrix Lafresnaye, 1839 accepted as Leiothrix Swainson in Richardson, 1832
- Genus Leonardia Mearns, 1905 accepted as Trichastoma Blyth, 1842
- Genus Leonardina Mearns, 1905 accepted as Trichastoma Blyth, 1842
- Genus Leptopoecila Severtzov, 1873 accepted as Leptopoecile Severtzov, 1873
- Genus Leptopoecile Severtzov, 1873
- Genus Liocichla Swinhoe, 1877
- Genus Lioptilornis Oberholser, 1921
- Genus Lioptilus Cabanis in Bonaparte, 1850
- Genus Liothrix Strickland, 1841 accepted as Leiothrix Swainson in Richardson, 1832
- Genus Lusciniola Gray, 1841
- Genus Lusciniola Stephens in Shaw, 1817
- Genus Macronous Jardine & Selby, 1835
- Genus Macronus Jardine & Selby, 1835 accepted as Macronous Jardine & Selby, 1835
- Genus Macrosphenus Cassin, 1859
- Genus Malacocincla Blyth, 1845
- Genus Malacopteron Eyton, 1839
- Genus Malacopterum Hartlaub, 1844 accepted as Malacopteron Eyton, 1839
- Genus Malacornis Gistl, 1850 accepted as Malacopteron Eyton, 1839
- Genus Megalurulus Verreaux, 1869
- Genus Melanopteron Gray, 1840 accepted as Malacopteron Eyton, 1839
- Genus Melanopterum Agassiz, 1846 accepted as Malacopteron Eyton, 1839
- Genus Melocichla Hartlaub, 1857
- Genus Micromacronus Amadon, 1962
- Genus Milna Verreaux, 1872 accepted as Minla Hodgson, 1838
- Genus Minla Hodgson, 1838
- Genus Mizornis Bonaparte, 1854 accepted as Myzornis Hodgson, 1843
- Genus Moupinia David & Oustalet, 1877 accepted as Chrysomma Blyth, 1843
- Genus Muscipeta Koch, 1816
- Genus Mystacornis Sharpe, 1870
- Genus Myzornis Hodgson, 1843
- Genus Napodes Cabanis, 1851 accepted as Timalia Horsfield, 1821
- Genus Napothera Gray, 1842
- Genus Napothera Boie, 1832 accepted as Napothera Gray, 1842
- Genus Neomixis Sharpe, 1881
- Genus Neornis Hodgson, 1844
- Genus Neornis Hodgson, 1845
- Genus Nesillas Oberholser, 1899
- Genus Nesobates Sharpe, 1902
- Genus Newtonia Schlegel, 1867
- Genus Oligura Hodgson, 1845 accepted as Tesia Hodgson, 1837
- Genus Oligura Hodgson, 1844 accepted as Tesia Hodgson, 1837
- Genus Opifex Friedmann, 1927
- Genus Orthotomus Horsfield, 1821
- Genus Ortygocichla Sclater, 1881
- Genus Oxylabes Sharpe, 1870
- Genus Panurus Koch, 1816
- Genus Paradoxornis Gould, 1836
- Genus Parisoma Swainson in Richardson, 1832 accepted as Sylvia Scopoli, 1769
- Genus Parisomus Swainson, 1837 accepted as Sylvia Scopoli, 1769
- Genus Parophasma Reichenow, 1905
- Genus Parosoma Agassiz, 1846 accepted as Sylvia Scopoli, 1769
- Genus Pellorneum Swainson in Richardson, 1832
- Genus Pellornium Swainson, 1833 accepted as Pellorneum Swainson in Richardson, 1832
- Genus Phragamaticola Blyth in Jerdon, 1844 accepted as Acrocephalus Naumann, 1811
- Genus Phyllanthus Lesson, 1844
- Genus Phyllergates Sharpe, 1883 accepted as Orthotomus Horsfield, 1821
- Genus Phyllolais Hartlaub, 1881
- Genus Phylloscopus Boie, 1826
- Genus Pnoepyga Hodgson, 1844
- Genus Poliolais Alexander, 1903
- Genus Polydon Gray, 1869 accepted as Yuhina Hodgson, 1837
- Genus Polyodon Hodgson, 1841 accepted as Yuhina Hodgson, 1837
- Genus Pomathorinus Lesson, 1827 accepted as Pomatorhinus Horsfield, 1821
- Genus Pomatorhinus Horsfield, 1821
- Genus Proepygia Gray, 1846 accepted as Pnoepyga Hodgson, 1844
- Genus Proparus Hodgson, 1841 accepted as Minla Hodgson, 1838
- Genus Propyga Gray, 1846 accepted as Pnoepyga Hodgson, 1844
- Genus Psamathia Hartlaub & Finsch, 1868 †
- Genus Ptererythrius Strickland, 1841 accepted as Pteruthius Swainson in Richardson, 1832
- Genus Pteruthius Swainson in Richardson, 1832
- Genus Pterythrius Strickland, 1841 accepted as Pteruthius Swainson in Richardson, 1832
- Genus Ptilocichla Sharpe, 1877
- Genus Ptyrticus Hartlaub, 1883
- Genus Randia Delacour & Berlioz, 1931
- Genus Rhabdornis Reichenbach, 1853
- Genus Rhopocichla Oates, 1889
- Genus Rimator Blyth, 1847
- Genus Salicaria Forster, 1827
- Genus Scepomycter Grant & Mackworth-Praed, 1941
- Genus Schistolais Wolters, 1980
- Genus Seicercus Swainson, 1837
- Genus Seicircus Swainson, 1837 accepted as Seicercus Swainson, 1837
- Genus Sesia Blanford, 1872 accepted as Tesia Hodgson, 1837
- Genus Sibia Hodgson, 1836 accepted as Actinodura Gould, 1836
- Genus Sibia Hodgson, 1836, nom. nud. accepted as Actinodura Gould, 1836
- Genus Sicercus Agassiz, 1846 accepted as Seicercus Swainson, 1837
- Genus Silva Verreaux, 1872 accepted as Minla Hodgson, 1838
- Genus Silvia Cuvier, 1800 accepted as Sylvia Scopoli, 1769
- Genus Sira Bonaparte, 1850 accepted as Minla Hodgson, 1838
- Genus Siva Hodgson, 1838 accepted as Minla Hodgson, 1838
- Genus Spelaeornis David & Oustalet, 1877
- Species Spelaeornis badeigularis Ripley, 1948
- Species Spelaeornis caudatus (Blyth, 1845)
- Species Spelaeornis chocolatinus (Godwin-Austen & Walden, 1875)
- Species Spelaeornis formosus (Walden, 1874)
- Species Spelaeornis longicaudatus (Moore, 1854)
- Species Spelaeornis troglodytoides (Verreaux, 1870)
- Genus Sphenaeacus Gray in Dieffenbach, 1843 accepted as Sphenoeacus Strickland, 1841
- Genus Sphenocichla Godwin-Austen & Walden, 1875
- Genus Sphenocicla accepted as Sphenocichla Godwin-Austen & Walden, 1875
- Genus Sphenoeacus Strickland, 1841
- Genus Stachyrhis Agassiz, 1846 accepted as Stachyris Hodgson, 1844
- Genus Stachyris Hodgson, 1844
- Genus Stenostira Cabanis & Bonaparte in Bonaparte, 1850
- Genus Strachyris Hodgson, 1844 accepted as Stachyris Hodgson, 1844
- Genus Sylphia Brehm, 1845 accepted as Sylvia Scopoli, 1769
- Genus Sylvetta Heuglin, 1869 accepted as Sylvietta Lafresnaye, 1839
- Genus Sylvia Scopoli, 1769
- Genus Sylvicola Eyton, 1836
- Genus Sylviella Sundevall, 1872 accepted as Sylvietta Lafresnaye, 1839
- Genus Sylvietta Lafresnaye, 1839
- Genus Tesia Hodgson, 1837
- Genus Thamnornis Milne-Edwards & Grandidier, 1882
- Genus Thimalia Cuvier, 1829 accepted as Timalia Horsfield, 1821
- Genus Threnetes Roberts, 1922
- Genus Threnolais Roberts, 1924
- Genus Tickellia Jerdon & Blyth, 1861
- Genus Timalia Horsfield, 1821
- Genus Timelia Sundevall, 1872 accepted as Timalia Horsfield, 1821
- Genus Trichastoma Blyth, 1842
- Genus Trichocichla Reichenow, 1890
- Genus Trichostoma Strickland in Jardine, 1849 accepted as Trichastoma Blyth, 1842
- Genus Turdoides Cretzschmar in Rüppell, 1826
- Genus Urophlexis Stejneger, 1892
- Genus Urosphena Swinhoe, 1877
- Genus Vitia Ramsay, 1876
- Genus Xanthocincla Jerdon, 1839 accepted as Garrulax Lesson, 1831
- Genus Xanthomixis Sharpe, 1881
- Genus Xiphirhynchus Blyth, 1842
- Genus Xiphoramphus Blyth, 1843
- Genus Xiphorhamphus Blyth, 1843 accepted as Xiphirhynchus Blyth, 1842
- Genus Yanthocincla David, 1875 accepted as Garrulax Lesson, 1831
- Genus Yantocincla David, 1871 accepted as Garrulax Lesson, 1831
- Genus Yuhina Hodgson, 1837
- Genus Zanthocincla Hodgson in Gray, 1844 accepted as Garrulax Lesson, 1831
- Family Tanagridae Vigors, 1825 accepted as Thraupidae
- Family Tersinidae
- Family Thamnophilidae Vigors, 1825
- Family Thraupidae
- Family Timaliidae Delacour, 1946
- Family Troglodytidae Swainson, 1832
- Family Turdidae
- Family Tyrannidae Vigors, 1825
- Family Vangidae
- Family Vireonidae Swainson, 1837
- Family Xenicidae
- Family Zeledoniidae
- Family Zosteropidae Bonaparte, 1853
- Family Zygodactylidae Brodkorb, 1971 †
- Order Patagopteryformes †
- Order Pelecaniformes
- Order Phaethontiformes
- Order Phoenicopteriformes
- Order Piciformes
- Order Podicipediformes
- Order Praeornithiformes †
- Order Procellariiformes
- Order Psittaciformes
- Order Pygostylia incertae sedis †
- Order Remiornithiformes †
- Order Rheiformes
- Order Sandcoleiformes †
- Order Sphenisciformes
- Order Stereornithes †
- Order Strigiformes
- Order Struthioniformes
- Order Suliformes
- Order Tinamiformes
- Order Trogoniformes
- Order Upupiformes
- Order Vegaviiformes †
- Order Yandangithformes †
- Order Yanornithiformes †
- Family Gobioolithidae Mikhailov, 1996 †
- Family Medioolithidae Kohring & Hirsch, 1996 †
- Family Morsoravidae Mayr, 2023 †
- Family Ornitholithidae Dughi & Sirugue, 1962 †
- Family Xenaviculidae Mayr & Kitchener, 2024 †
- Family Zealandornithidae Worthy, Scofield, Salisbury, Hand, De Pietri & Archer, 2022 †
- Genus Janavis Benito, Kuo, Widrig, Jagt & Field, 2022 †
- Genus Lumbrerornis Bertelli et al., 2024 †
- Genus Lutavis Mayr & Kitchener, 2022 †
- Genus Oculudentavis Xing, O'Connor, Schmitz, Chiappe, McKellar, Yi & Li, 2020 †
- Genus Parvoolithus Mikhailov, 1996 †
- Genus Plagioolithus Imai & Azuma, 2015 †
- Genus Struthiolithus Brandt, 1872 †
- Genus Styloolithus Varricchio & Barta, 2014 †
- Genus Sulcitarsus Mayr & Kitchener, 2024 †
- Genus Tristratioolithus Bravo, Sevilla & Barroso-Barcenilla, 2018 †
- Genus Waltonavis Mayr & Kitchener, 2022 †
- Class Mammalia
- Class Mammaliaformes incertae sedis †
- Class Reptilia
- Genus Archaeoraptor Sloan, 1999 †
- Genus Brittagnathus Ahlberg & Clack, 2020 †
- Genus Diploradus Clack & Smithson in Clack et al., 2017 †
- Genus Mesanerpeton Smithson & Clack, 2018 †
- Genus Ossirarus Clack & Smithson in Clack et al., 2017 †
- Genus Parmastega Beznosov, Clack, Lukševičs, Ruta & Ahlberg, 2019 †
- Genus Perittodus Clack & Smithson in Clack et al., 2017 †
- Genus Sigournea Bolt & Lombard, 2006 †
- Genus Tantallognathus Chen, Alavi, Brazeau, Blom, Millward & Ahlberg, 2017 †
- Genus Tutusius Gess & Ahlberg, 2018 †
- Genus Umzantsia Gess & Ahlberg, 2018 †
- Class Acanthodii †
- Class Actinopterygii
- Class Agnatha (awaiting allocation)
- Class Cephalaspidomorphi
- Class Chondrichthyes
- Class Conodonta †
- Class Dipnoi
- Class Dipnomorpha accepted as Dipnoi
- Class Galeaspida †
- Class Gnathostomata incertae sedis †
- Class Myxini
- Class Osteichthyes (awaiting allocation)
- Class Osteichthyes incertae sedis †
- Class Ostracodermi †
- Class Pisces (awaiting allocation)
- Class Placodermi †
- Class Pteraspidomorphi †
- Class Sarcopterygii
- Class Thelodonti †
- Genus Emmonsaspis Resser & Howell, 1938 †
- Genus Harajicadectes Choo, Holland, Clement, King, Challands, Young & Long, 2024 †
- Genus Kahamachli Malkani, 2019 †
- Genus Nuucichthys Lerosey-Aubril & Ortega-Hernández, 2024 †
- Genus Rhynchocopros Hunt, Lucas & Spielmann, 2013 †
- Genus Santamariacopros Hunt, Lucas & Spielmann, 2013 †
- Genus Squirmarius McCoy, Wittry, Sadabadi & Mayer, 2023 †
- Class Chordata (awaiting allocation)
- Class Eotetrapodiformes incertae sedis
- 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
- 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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