IRMNG

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

Show accepted taxa only Only show main ranks

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 Acanthodii †
Class Actinopterygii
Order Acanthomorpha
Order Acipenseriformes
Order Actinopterygii (awaiting allocation)
Order Actinopterygii incertae sedis
Order Aeduelliformes †
Order Albuliformes
Order Alepisauriformes
Order Amiiformes
Order Anguilliformes
Family Anguillavidae Hay, 1903 †
Family Anguillidae Rafinesque, 1810
Family Anguilliformes (awaiting allocation)
Family Anguilloididae †
Family Chlopsidae Rafinesque, 1815
Family Colocongridae Smith, 1976
Family Congridae Kaup, 1856
Genus Acromycter Smith & Kanazawa, 1977
Species Acromycter alcocki (Gilbert & Cramer, 1897)
Species Acromycter atlanticus Smith, 1989
Species Acromycter longipectoralis Karmovskaya, 2004
Species Acromycter nezumi (Asano, 1958)
Species Acromycter perturbator (Parr, 1932)
Genus Alaconger Schwarzhans, 2010 †
Genus Alloconger Jordan & Hubbs, 1925 accepted as Ariosoma Swainson, 1838
Genus Anago Jordan & Hubbs, 1925 accepted as Ariosoma Swainson, 1838
Genus Ariosoma Swainson, 1838
Genus Ariosome accepted as Ariosoma Swainson, 1838
Genus Arisoma accepted as Ariosoma Swainson, 1838
Genus Astroconger Jordan & Hubbs, 1925 accepted as Conger Bosc, 1817
Genus Atopichthys Garman, 1899 accepted as Albula Scopoli, 1777
Genus Bassanago Whitley, 1948
Genus Bassinago accepted as Bassanago Whitley, 1948
Genus Bathycongrellus Klausewitz, 1991 accepted as Promyllantor Alcock, 1890
Genus Bathycongrus Ogilby, 1898
Genus Bathymyrus Alcock, 1889
Genus Bathyuroconger Fowler, 1934
Genus Bavariconger Schwarzhans, 2010 †
Genus Blachea Karrer & Smith, 1980
Genus Castleichthys Smith, 2004
Genus Chiloconger Myers & Wade, 1941
Genus Conger Bosc, 1817
Genus Conger Houttuyn, 1764 accepted as Conger Bosc, 1817
Genus Conger Schaeffer, 1760 accepted as Conger Bosc, 1817
Genus Conger Oken, 1817 (ex Cuvier) accepted as Conger Bosc, 1817
Genus Conger Klein, 1775 accepted as Conger Bosc, 1817
Genus Conger Walbaum, 1792 accepted as Conger Bosc, 1817
Genus Congermuraena Kaup, 1856 accepted as Ariosoma Swainson, 1838
Genus Congerodon Kaup, 1856 accepted as Uroconger Kaup, 1856
Genus Congrellus Ogilby, 1898 accepted as Ariosoma Swainson, 1838
Genus Congrhynchus Fowler, 1934
Genus Congridarum †
Genus Congrina Jordan & Hubbs, 1925 accepted as Bathycongrus Ogilby, 1898
Genus Congriscus Jordan & Hubbs, 1925
Genus Congromuraena Günther, 1870 accepted as Congermuraena Kaup, 1856
Genus Congrophichthus Schwarzhans & Stringer, 2020 †
Genus Congrosoma Garman, 1899
Genus Congrus Richardson, 1845 accepted as Conger Bosc, 1817
Genus Diaphanichthys Peters, 1864 accepted as Ariosoma Swainson, 1838
Genus Diploconger Kotthaus, 1968
Genus Euleptocephalus Strömman, 1896 accepted as Gnathophis Kaup, 1859
Genus Fimbriceps Whitley, 1946 accepted as Gnathophis Kaup, 1859
Genus Forskalichthys Whitley, 1935 accepted as Conger Bosc, 1817
Genus Gnathophis Kaup, 1859
Genus Gnathopsis accepted as Gnathophis Kaup, 1859
Genus Gnatophis accepted as Gnathophis Kaup, 1859
Genus Gorgasia Meek & Hildebrand, 1923
Genus Helmichthys Costa, 1844 accepted as Ariosoma Swainson, 1838
Genus Helmictis Rafinesque, 1810 accepted as Conger Bosc, 1817
Genus Helminctis Bonaparte, 1841 accepted as Conger Bosc, 1817
Genus Helminthichthys Agassiz, 1846 accepted as Conger Bosc, 1817
Genus Helminthichthys Agassiz, 1846 [2] accepted as Conger Bosc, 1817
Genus Heteroconger Bleeker, 1868
Genus Hildebrandia Jordan & Evermann, 1927 accepted as Rhynchoconger Jordan & Hubbs, 1925
Genus Isognatha Gill, 1861 accepted as Conger Bosc, 1817
Genus Japonoconger Asano, 1958
Genus Kenyaconger Smith & Karmovskaya, 2003
Genus Lemkea Kotthaus, 1968 accepted as Gnathophis Kaup, 1859
Genus Leptocephalichthys Bleeker, 1856
Genus Leptocephalus Cuvier, 1798
Genus Leptocephalus Gmelin, 1789
Genus Leptocephalus Gronow, 1763
Genus Leptocephalus Scopoli, 1777 accepted as Conger Bosc, 1817
Genus Lumiconger Castle & Paxton, 1984
Genus Macrocephenchelys Fowler, 1934
Genus Maxwelliella Schwarzhans, 1980 †
Genus Microcephalocongrus Fowler, 1934 accepted as Bathycongrus Ogilby, 1898
Genus Microconger Fowler, 1912 accepted as Conger Bosc, 1817
Genus Morris Berkenhout, 1789 accepted as Conger Bosc, 1817
Genus Nesocongrus Whitley, 1935 accepted as Ariosoma Swainson, 1838
Genus Notoconger Schwarzhans, 2019 †
Genus Nystactes Böhlke, 1957 accepted as Heteroconger Bleeker, 1868
Genus Nystactichthys Böhlke, 1958 accepted as Heteroconger Bleeker, 1868
Genus Nystatichthys accepted as Nystactichthys Böhlke, 1958
Genus Ophiosoma Agassiz, 1846 accepted as Ophisoma Swainson, 1839
Genus Ophisoma Swainson, 1839 accepted as Ariosoma Swainson, 1838
Genus Oxyurus Rafinesque, 1810
Genus Parabathymyrus Kamohara, 1938
Genus Paraconger Kanazawa, 1961
Genus Paraxenomystax Reid, 1940 accepted as Xenomystax Gilbert, 1891
Genus Parbatmya Frizzell & Dante, 1965 †
Genus Paruroconger Blache & Bauchot, 1976 accepted as Uroconger Kaup, 1856
Genus Poeciloconger Günther, 1872
Genus Poutawa Griffin, 1936 accepted as Gnathophis Kaup, 1859
Genus Promyllantor Alcock, 1890
Genus Protanago Schwarzhans, Stringer & Takeuchi, 2024 †
Genus Pseudophichthyes accepted as Pseudophichthys Roule, 1915
Genus Pseudophichthys Roule, 1915
Genus Pseudoxenomystax Breder, 1927 accepted as Bathycongrus Ogilby, 1898
Genus Rhechias Jordan, 1921 accepted as Bathycongrus Ogilby, 1898
Genus Rhynchoconger Jordan & Hubbs, 1925
Genus Rhynchocymba Jordan & Hubbs, 1925 accepted as Gnathophis Kaup, 1859
Genus Rostroconger Smith, 2018
Genus Scalanago Whitley, 1935
Genus Silvesterina Fowler, 1934 accepted as Bathyuroconger Fowler, 1934
Genus Taenioconger Herre, 1923 accepted as Heteroconger Bleeker, 1868
Genus Thyreoconger Wade, 1946 accepted as Ariosoma Swainson, 1838
Genus Tonganago Schwarzhans, Lee & Gard, 2017 †
Genus Uranoconger Fowler, 1934 accepted as Bathycongrus Ogilby, 1898
Genus Uroconger Kaup, 1856
Genus Veternio Snyder, 1904 accepted as Conger Bosc, 1817
Genus Xarifania Klausewitz & Eibl-Eibesfeldt, 1959 accepted as Heteroconger Bleeker, 1868
Genus Xenomystax Gilbert, 1891
Family Derichthyidae Gill, 1884
Family Derichtyidae accepted as Derichthyidae Gill, 1884
Family Dysommatidae Steyskal, 1980 accepted as Dysommidae Gill, 1893
Family Dysommidae Gill, 1893 accepted as Synaphobranchidae Johnson, 1862
Family Georgidentidae Sychevskaya & Prokofyev, 2004 †
Family Heterenchelyidae Regan, 1912
Family Libanechelyidae Taverne, 2004 †
Family Macrocephenchelyidae Fowler, 1934 accepted as Congridae Kaup, 1856
Family Milananguillidae †
Family Moringuidae Gill, 1885
Family Muraenesocidae Kaup, 1859
Family Muraenidae Rafinesque, 1815
Family Myrocongridae Gill, 1890
Family Nardoechelyidae Taverne & Capasso, 2014 †
Family Nemichthyidae Kaup, 1859
Family Nettastomatidae Kaup, 1859
Family Ophichthidae Gunther, 1870
Family Ophichthyidae accepted as Ophichthidae Gunther, 1870
Family Paranguillidae †
Family Parechelidae †
Family Patavichthyidae †
Family Phyllodontidae Sauvage, 1875 †
Family Protanguillidae Johnson, Ida & Miya in Johnson, Ida, Sakaue, Sado, Asahida & Miya, 2011
Family Proteomyridae †
Family Protoanguillidae Johnson, Ida & Miya, 2011 accepted as Protanguillidae Johnson, Ida & Miya in Johnson, Ida, Sakaue, Sado, Asahida & Miya, 2011
Family Serrivomeridae Trewavas, 1932
Family Simenchelyidae Gill in Goode & Bean, 1879 accepted as Synaphobranchidae Johnson, 1862
Family Synaphobranchidae Johnson, 1862
Family Urenchelyidae †
Family Xenocongridae Regan, 1912 accepted as Chlopsidae Rafinesque, 1815
Genus Abisaadia Belouze, Gayet & Atallah, 2003 †
Genus Muraenanguilla Schwarzhans, 2019 †
Order Ankylophoriformes †
Order Argentiniformes
Order Asarotiformes †
Order Ascalaboidiformes †
Order Aspidorhynchiformes †
Order Ateleopodiformes
Order Atheriniformes
Order Aulopiformes
Order Batrachoidiformes
Order Beloniformes
Order Beryciformes
Order Bobasatraniformes † accepted as Bobasatraniiformes †
Order Bobasatraniiformes †
Order Catervarioliformes †
Order Cephaloxeniformes †
Order Cetomimiformes
Order Characiformes
Order Cheirolepiformes †
Order Clupeiformes
Order Clupeocephala incertae sedis
Order Clupeomorpha incertae sedis
Order Crossognathiformes †
Order Ctenothrissiformes †
Order Cypriniformes
Order Cyprinodontiformes
Order Dactylopteriformes accepted as Syngnathiformes
Order Dapediiformes †
Order Discordichthyiformes †
Order Dorsetichthyiformes †
Order Dorypteriformes †
Order Ellimmichthyiformes †
Order Elonichthyiformes †
Order Elopiformes
Order Esociformes
Order Eurynotoidiformes †
Order Euteleostei incertae sedis
Order Gadiformes
Order Gasterosteiformes
Order Gobiesociformes
Order Gobiiformes
Order Gonorhynchiformes accepted as Gonorynchiformes
Order Gonorynchiformes
Order Guildayichthyiformes †
Order Gymnotiformes
Order Halecomorphi incertae sedis
Order Haplolepidiformes †
Order Holocentriformes
Order Ichthyodectiformes †
Order Ionoscopiformes †
Order Kyphosichthyiformes †
Order Lampriformes
Order Lepisosteiformes
Order Leptolepidiformes †
Order Lophiiformes
Order Louwoichthyiformes †
Order Luganoiiformes †
Order Lycopteriformes †
Order Macrosemiiformes †
Order Megalopiformes accepted as Elopiformes
Order Mormyriformes accepted as Osteoglossiformes
Order Myctophiformes
Order Neopterygii incertae sedis
Order Notacanthiformes
Order Ophidiiformes
Order Ophiopsiformes †
Order Ophisthomi †
Order Osmeriformes
Order Osteoglossiformes
Order Osteoglossomorpha incertae sedis
Order Pachycormiformes †
Order Palaeonisciformes †
Order Palaeoniscimorpha incertae sedis
Order Palaeoniscoidea † accepted as Palaeonisciformes †
Order Paleonisciformes † accepted as Palaeonisciformes †
Order Panxianichthyformes †
Order Paphosisciformes †
Order Parasemionotiformes †
Order Pattersonichthyiformes †
Order Peltopleuriformes †
Order Perciformes
Order Percomorpha incertae sedis
Order Percopsiformes
Order Perleidiformes †
Order Pholidophoriformes †
Order Pholidophoroidea † accepted as Pholidophoriformes †
Order Pholidopleuriformes †
Order Pleuronectiformes
Order Polymixiiformes
Order Prohaleciteiformes †
Order Protacanthopterygii incertae sedis
Order Ptycholepiformes †
Order Pycnodontiformes †
Order Redfieldiiformes †
Order Saccopharyngiformes
Order Salmoniformes
Order Saurichthyiformes †
Order Scanilepiformes †
Order Scorpaeniformes
Order Semionotiformes †
Order Siluriformes
Order Sorbininardiformes †
Order Stephanoberyciformes
Order Stomiiformes
Order Synbranchiformes
Order Syngnathiformes
Order Tarrasiiformes †
Order Teleostei incertae sedis
Order Teleostii (awaiting allocation)
Order Tetraodontiformes
Order Tselfatiformes accepted as Tselfatiiformes †
Order Tselfatiiformes †
Order Zeiformes
Genus Avitosmerus Fielitz, 2002 †
Genus Avonichthys Wilson, Pardo & Anderson, 2018 †
Genus Bacchiaichthys Bannikov & Sorbini, 2000 †
Genus Bethesdaichthys Bender, 2001 †
Genus Bluefieldius Mickle, 2018 †
Genus Choctawichthys Schwarzhans & Stringer in Stringer et al., 2020 †
Genus Cladistia Cope, 1870
Genus Diplospondichthys Filleul & Dutheil, 2004 †
Genus Fuyuanichthys Xu, Ma & Ren, 2018 †
Genus Gwyneddocaris Bock, 1946 †
Genus Otolithopsis Huddleston, 1983 †
Genus Otolithus Koken, 1884 † accepted as Otolithopsis Huddleston, 1983 †
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