Homonyms
IRMNG homonym list - genus level - Initial letter = "G" (1102)Please note, this is a provisional homonyms list from IRMNG on 2025-11-04, and is subject to change. It may include nomina nuda, rejected and otherwise non-current names, plus some published misspellings, in addition to homonyms that have been validly published. A small proportion of duplicate entries awaiting rationalisation may also be included. 
				 Click on any genus name for additional details, as currently available.
  Gaarderia
  Gaarderia Carbonell-Moore, 1994 accepted as Gaarderiella M.C. Carbonell-Moore, 2010 · Chromista (Kingdom) > Miozoa (Phylum) > Dinophyceae (Class) > Peridiniales (Order) > Podolampadaceae (Family)
  Gaarderia A. Kleijne, 1993 accepted as Syracosphaera Lohmann, 1902 · Chromista (Kingdom) > Haptophyta (Phylum) > Coccolithophyceae (Class) > Syracosphaerales (Order) > Syracosphaeraceae (Family)
  Gabianus
  Gabianus Bruch, 1853 accepted as Larus Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Ciconiiformes (Order) > Laridae (Family)
      Gabianus Bonaparte, 1853 accepted as Larus Linnaeus, 1758 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Ciconiiformes (Order) > Laridae (Family)
  Gabiella
      Gabiella Prudhoe, 1989 (uncertain)· Animalia (Kingdom) > Platyhelminthes (Phylum) > Turbellaria (Class) > Turbellaria (awaiting allocation) (Order) > Turbellaria (awaiting allocation) (Family)
  Gabiella accepted as Gabbiella Mandahl-Barth, 1968 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Bithyniidae (Family)
  Gabonella
      Gabonella Uvarov, 1940 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Tettigoniidae (Family)
  Gabonella de Klasz, Marie & Meijer, 1960 † accepted as Gabonita Dieni, 1974 † · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Rotaliida (Order) > Bolivinitidae (Family)
  Gabonia
  Gabonia Bolivar, 1906 accepted as Gabonella Uvarov, 1940 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Tettigoniidae (Family)
      Gabonia Jacoby, 1893 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
      Gabonia Fairmaire, 1894 accepted as Gabonisca Fairmaire, 1894 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
      Gabonia Montandon, 1894 accepted as Montandoneus Kirkaldy, 1904 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Plataspidae (Family)
  Gabriella
  Gabriella † accepted as Garbiella Lazarenko & Datsenko, 1967 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Trilobita (awaiting allocation) (Order) > Trilobita (awaiting allocation) (Family)
      Gabriella Collins, A.J. Ross, Genzano & Manzian, 2006 † · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Tanidromitidae (Family)
  Gabunia
      Gabunia Kriechbaumer, 1895 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Ichneumonidae (Family)
  Gabunia K. Schumann ex Stapf in Thiselton-Dyer, 1902 accepted as Tabernaemontana Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Apocynaceae (Family)
  Gadopsis
  Gadopsis De Filippi, 1855 accepted as Grammonus Gill, 1896 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Ophidiiformes (Order) > Bythitidae (Family)
      Gadopsis Richardson, 1848 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Percichthyidae (Family)
      Gadopsis Agassiz, 1845 accepted as Gadopsis Agassiz, 1845 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
  Gadulus
  Gadulus Issel, 1876 accepted as Cadulus Philippi, 1844 · Animalia (Kingdom) > Mollusca (Phylum) > Scaphopoda (Class) > Gadilida (Order) > Gadilidae (Family)
  Gadulus Malm, 1877 accepted as Trisopterus Rafinesque, 1814 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Gadiformes (Order) > Gadidae (Family)
  Gadus
      Gadus Dejean, 1821 accepted as Omias Germar, 1817 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
  Gadus Deshayes, 1861 accepted as Gadus Deshayes, 1861 · Animalia (Kingdom) > Mollusca (Phylum) > Scaphopoda (Class) > Gadilida (Order) > Gadilidae (Family)
  Gadus Rang, 1829 accepted as Gadus Rang, 1829 · Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
      Gadus Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Gadiformes (Order) > Gadidae (Family)
  Gaedea
      Gaedea Hering, 1924 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Zygaenidae (Family)
  Gaedea Romieux, 1943 accepted as Gaedeina Romieux, 1945 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Notodontidae (Family)
  Gaedioxenis
      Gaedioxenis Townsend, 1943 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)
      Gaedioxenis Villeneuve, 1937 accepted as Gaedioxenis Townsend, 1943 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)
  Gaertnera
      Gaertnera Lamarck, 1792 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)
  Gaertnera Schreber, 1789 accepted as Hiptage J. Gaertner, 1790 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Malpighiaceae (Family)
  Gaertnera A.J. Retzius, 1791 accepted as Sphenoclea J. Gaertner, 1788 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Solanales (Order) > Sphenocleaceae (Family)
  Gaetice
  Gaetice Tesch, 1918 accepted as Gaetice Gistel, 1848 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Grapsidae (Family)
      Gaetice Gistel, 1848 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Varunidae (Family)
  Gaetulia
      Gaetulia Stål, 1864 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Nogodinidae (Family)
  Gaetulia Simon, 1879 accepted as Solpuga Lichtenstein, 1796 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Solifugae (Order) > Solpugidae (Family)
      Gaetulia Kobelt, 1898 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
  Gagea
  Gagea Raddi, 1819 accepted as Zygodon W.J. Hooker & T. Taylor, 1818 · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Orthotrichales (Order) > Orthotrichaceae (Family)
      Gagea R.A. Salisbury, 1806 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Liliales (Order) > Liliaceae (Family)
  Gagrella
      Gagrella Stoliczka, 1869 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Opiliones (Order) > Sclerosomatidae (Family)
      Gagrella Roewer, 1910 accepted as Hexomma Thorell, 1876 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Opiliones (Order) > Sclerosomatidae (Family)
  Gagroxychilus
      Gagroxychilus Clauss, 1991 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Zonitidae (Family)
      Gagroxychilus Riedel, 1966 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Zonitidae (Family)
  Gaia
      Gaia Wells, 2012 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Scincidae (Family)
      Gaia Krylov, 1975 † · Bacteria (Kingdom) > Cyanobacteriota (Phylum) > Cyanophyceae (Class) > Cupolida (Order) > Tinnidae (Family)
  Gaillardia
      Gaillardia Fougeroux, 1786 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
      Gaillardia Matthew, 1932 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Soricomorpha (Order) > Talpidae (Family)
      Gaillardia Fischer-Piette, Blanc, Blanc & Salvat, 1993 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Helixarionoidea (awaiting allocation) (Family)
  Gaillardotella
      Gaillardotella Bory de Saint-Vincent ex Kuntze, 1898 · Bacteria (Kingdom) > Cyanobacteriota (Phylum) > Cyanophyceae (Class) > Nostocales (Order) > Rivulariaceae (Family)
  Gaillardotella Mougeot, 1898 accepted as Gloeotrichia J.G. Agardh ex Bornet & Flahault, 1886 · Bacteria (Kingdom) > Cyanobacteriota (Phylum) > Cyanophyceae (Class) > Nostocales (Order) > Gloeotrichiaceae (Family)
  Gaillonia
  Gaillonia F. Rudolphi, 1831 accepted as Ceramium Roth, 1797 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Ceramiales (Order) > Ceramiaceae (Family)
  Gaillonia A. Richard ex A.P. de Candolle, 1830 accepted as Plocama W. Aiton, 1789 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)
  Gaimardia
      Gaimardia Gould, 1852 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Gaimardiidae (Family)
      Gaimardia Gaudichaud-Beaupré, 1825 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Restionaceae (Family)
  Gaindella
      Gaindella Pegel in Pegel et al., 2016 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Asaphida (Order) > Pterocephaliidae (Family)
      Gaindella Gonta & Kanygin, 2018 † accepted as Gaindella Gonta & Kanygin, 2018 † (unreplaced junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Palaeocopida (Order) > Egorovellidae (Family)
  Gainia
      Gainia R.L. Moe, 1985 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Gigartinales (Order) > Gainiaceae (Family)
      Gainia Trouessart, 1913 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Actinedida (Order) > Nanorchestidae (Family)
  Galachrysia
      Galachrysia Bonaparte, 1854 accepted as Galachrysia Bonaparte, 1854 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
      Galachrysia Gray, 1855 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
  Galanthis
  Galanthis Bate, 1856 accepted as Hyale Rathke, 1837 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Amphipoda (Order) > Hyalidae (Family)
  Galanthis Gistel, 1848 accepted as Babylonia Schlüter, 1838 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Babyloniidae (Family)
  Galataea
  Galataea Duméril, 1805 accepted as Galathea Fabricius, 1793 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Galatheidae (Family)
  Galataea Leach, 1823 accepted as Galatea Bruguière, 1797 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Donacidae (Family)
  Galatea
      Galatea Bruguière, 1797 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Donacidae (Family)
  Galatea Leach, 1815 accepted as Galathea Fabricius, 1793 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Galatheidae (Family)
  Galatea Agassiz, 1846 accepted as Galatea Agassiz, 1846 · Animalia (Kingdom) > Arthropoda (Phylum) > Crustacea (awaiting allocation) (Class) > Crustacea (awaiting allocation) (Order) > Crustacea (awaiting allocation) (Family)
  Galatea R.A. Salisbury ex Kuntze, 1891 accepted as Eleutherine Herbert, 1843 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Iridaceae (Family)
      Galatea Philippi, 1850 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
      Galatea Cassini ex Lessing, 1832 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
  Galathaea
      Galathaea Rathke, 1841 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Crustacea (awaiting allocation) (Class) > Crustacea (awaiting allocation) (Order) > Crustacea (awaiting allocation) (Family)
  Galathaea Bory, 1827 accepted as Galatea Bruguière, 1797 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Donacidae (Family)
  Galathea
  Galathea Lamarck, 1805 accepted as Galatea Bruguière, 1797 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Donacidae (Family)
      Galathea Fabricius, 1793 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Galatheidae (Family)
      Galathea F. Liebmann, 1857 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Iridaceae (Family)
  Galax
      Galax Sims, 1804 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Diapensiaceae (Family)
  Galax Linnaeus, 1753 accepted as Nemophila Nuttall, 1822 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Boraginales (Order) > Boraginaceae (Family)
  Galaxea
  Galaxea Milne Edwards, 1857 accepted as Galaxea Oken, 1815 · Animalia (Kingdom) > Cnidaria (Phylum) > Hexacorallia (Class) > Scleractinia (Order) > Euphylliidae (Family)
      Galaxea Oken, 1815 · Animalia (Kingdom) > Cnidaria (Phylum) > Hexacorallia (Class) > Scleractinia (Order) > Euphylliidae (Family)
  Galaxia
      Galaxia Turner, 2020 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Axinellida (Order) > Hemiasterellidae (Family)
  Galaxia Thunberg, 1782 accepted as Moraea P. Miller, 1758 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Iridaceae (Family)
  Galaxias
  Galaxias Beck, 1837 accepted as Trigonephrus Pilsbry, 1905 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Dorcasiidae (Family)
      Galaxias Cuvier, 1816 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Osmeriformes (Order) > Galaxiidae (Family)
  Galba
      Galba Schrank, 1803 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Hygrophila (Order) > Lymnaeidae (Family)
  Galba Latreille, 1829 accepted as Galbites Fleutiaux, 1918 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Eucnemidae (Family)
  Galba Guérin, 1830 accepted as Galbites Fleutiaux, 1918 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Eucnemidae (Family)
      Galba Heyden, 1826 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Arachnida (awaiting allocation) (Order) > Arachnida (awaiting allocation) (Family)
      Galba Johnson, 1992 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lycaenidae (Family)
      Galba Johnston, 1827 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Insecta (awaiting allocation) (Order) > Insecta (awaiting allocation) (Family)
  Galbula
      Galbula de Lacepède, 1799 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Piciformes (Order) > Galbulidae (Family)
      Galbula Scopoli, 1777 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Oriolidae (Family)
      Galbula Brisson, 1760 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Piciformes (Order) > Galbulidae (Family)
  Galbula Möhring, 1758 accepted as Galbula Brisson, 1760 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Piciformes (Order) > Galbulidae (Family)
  Gale
  Gale Wagner in Schreber, 1841 accepted as Mustela Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Carnivora (Order) > Mustelidae (Family)
  Gale Duhamel du Monceau, 1755 accepted as Myrica Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fagales (Order) > Myricaceae (Family)
  Galea
      Galea Mörch, 1852 accepted as Tonna Brünnich, 1771 (unavailable name)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Tonnidae (Family)
      Galea Meyen, 1833 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Rodentia (Order) > Caviidae (Family)
  Galea Kristan, 1957 † accepted as Galeanella Kristan, 1958 † · Chromista (Kingdom) > Retaria (Phylum) > Tubothalamea (Class) > Miliolida (Order) > Milioliporidae (Family)
      Galea Cuvier, 1817 † accepted as Echinocorys Leske, 1778 † (unavailable name)· Animalia (Kingdom) > Echinodermata (Phylum) > Echinoidea (Class) > Holasteroida (Order) > Echinocorythidae (Family)
      Galea Smith, 1817 † accepted as Echinocorys Leske, 1778 † (junior objective synonym)· Animalia (Kingdom) > Echinodermata (Phylum) > Echinoidea (Class) > Holasteroida (Order) > Echinocorythidae (Family)
      Galea D. Maier, 1959 † accepted as Chiropteridium H. Gocht, 1960 † (junior homonym)· Chromista (Kingdom) > Miozoa (Phylum) > Dinophyceae (Class) > Gonyaulacales (Order) > Areoligeraceae (Family)
      Galea Meuschen, 1787 accepted as  (unavailable name)· Animalia (Kingdom) > Echinodermata (Phylum) >  (Class) >  (Order) >  (Family)
  Galeana
      Galeana Köhler, 1952 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
      Galeana La Llave in La Llave & Lexarza, 1824 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
  Galearia
  Galearia K.B. Presl, 1831 accepted as Galearia K.B. Presl, 1831 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)
      Galearia Zollinger & Moritzi in Moritzi, 1846 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Pandaceae (Family)
      Galearia Brullé in Lepeletier, 1846 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
  Galeaspis
      Galeaspis Liu, 1965 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Agnatha (awaiting allocation) (Class) > Agnatha (awaiting allocation) (Order) > Agnatha (awaiting allocation) (Family)
      Galeaspis Ivshin in Borukaev, 1955 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Ptychopariida (Order) > Ptychopariida (awaiting allocation) (Family)
  Galeata
      Galeata Böttger, 1877 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Clausiliidae (Family)
      Galeata J.C. Wendland, 1798 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Boraginales (Order) > Boraginaceae (Family)
  Galeatella
      Galeatella (E. Wimmer) O. Degener & I. Degener, 1962 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Campanulaceae (Family)
      Galeatella Muir-Wood & Cooper, 1960 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Strophomenata (Class) > Productida (Order) > Leioproductidae (Family)
  Galeatella Sapel'nikov & Rukavishnikova, 1975 † accepted as Galeatellina Sapel'nikov & Rukavishnikova, 1976 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Pentamerida (Order) > Virgianidae (Family)
  Galemys
      Galemys Kaup, 1829 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Soricomorpha (Order) > Talpidae (Family)
      Galemys Pomel, 1848 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Soricomorpha (Order) > Soricidae (Family)
  Galene
      Galene De Haan in Siebold, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Galenidae (Family)
      Galene R. D'Archino & G.C. Zuccarello in D'Archino, Nelson & Zuccarello, 2014 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Halymeniales (Order) > Halymeniaceae (Family)
  Galenia
      Galenia Linnaeus, 1753 accepted as Aizoon Linnaeus, 1753 (junior subjective synonym)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Aizoaceae (Family)
      Galenia Mulsant & Verreaux, 1866 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
  Galeocephala
      Galeocephala Mathews, 1926 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
  Galeocephala Stimpson, 1857 accepted as  · Animalia (Kingdom) > Platyhelminthes (Phylum) > Turbellaria (Class) > Tricladida (Order) > Planariidae (Family)
  Galeodes
      Galeodes R. Levy & J.M.H. Shaw, 2002 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
      Galeodes Olivier, 1791 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Solifugae (Order) > Galeodidae (Family)
      Galeodes Heckel, 1854 accepted as Heckelodes Greenfield, 2025 † (junior homonym)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
  Galeodes Röding, 1798 accepted as Melongena Schumacher, 1817 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Melongenidae (Family)
  Galeodioptriger
  Galeodioptriger Rozkošný, 1977 accepted as Nemotelus Geoffroy, 1762 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Stratiomyidae (Family)
      Galeodioptriger Lindner, 1933 accepted as Galeodioptriger Rozkošný, 1977 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Stratiomyidae (Family)
      Galeodioptriger Lindner, 1937 accepted as Galeodioptriger Rozkošný, 1977 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Stratiomyidae (Family)
  Galeola
      Galeola Quenstedt, 1874 † · Animalia (Kingdom) > Echinodermata (Phylum) > Echinoidea (Class) > Spatangoida (Order) > Holasteridae (Family)
      Galeola Loureiro, 1790 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
      Galeola Gray, 1858 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Olividae (Family)
  Galeolaria
      Galeolaria Lamarck, 1818 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Sabellida (Order) > Serpulidae (Family)
  Galeolaria Vogt, 1854 accepted as Chelophyes Totton, 1932 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Siphonophorae (Order) > Diphyidae (Family)
  Galeolaria Huxley, 1859 accepted as Lensia Totton, 1932 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Siphonophorae (Order) > Diphyidae (Family)
  Galeolaria Moser, 1925 accepted as Lensia Totton, 1932 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Siphonophorae (Order) > Diphyidae (Family)
  Galeolaria Lens & van Riemsdijk, 1908 accepted as Sulculeolaria Blainville, 1830 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Siphonophorae (Order) > Diphyidae (Family)
  Galeolaria Blainville, 1830 accepted as Sulculeolaria Blainville, 1830 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Siphonophorae (Order) > Diphyidae (Family)
  Galeomma
      Galeomma Turton, 1825 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Galeommatidae (Family)
      Galeomma S. Rauschert, 1982 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
  Galeopsis
      Galeopsis Jullien, 1903 · Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Cheilostomatida (Order) > Celleporidae (Family)
      Galeopsis Hinz-Schallreuter, 1993 † · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Bradoriida (Order) > Bradoriida (awaiting allocation) (Family)
      Galeopsis Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Lamiaceae (Family)
  Galeopsis Moench, 1794 accepted as  · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Lamiaceae (Family)
  Galeopsis J. Hill, 1756 accepted as  · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Lamiaceae (Family)
  Galeopsis Adanson, 1763 accepted as  · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Lamiaceae (Family)
  Galeotherium
      Galeotherium Jaeger, 1835 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Carnivora (Order) > Canidae (Family)
  Galeotherium Wagner, 1840 † accepted as Ictitherium Wagner, 1848 † · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Carnivora (Order) > Hyaenidae (Family)
  Galeottia
  Galeottia Ruprecht ex H.G. Galeotti, 1842 accepted as Zeugites P. Browne, 1756 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)
      Galeottia A. Richard & H.G. Galeotti, 1845 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
  Galera
  Galera (E.M. Fries) P. Kummer, 1871 accepted as Galerina F.S. Earle, 1909 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricales (Order) > Strophariaceae (Family)
  Galera Herre, 1927 accepted as Callogobius Bleeker, 1874 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Gobiiformes (Order) > Gobiidae (Family)
  Galera Gray, 1842 accepted as Eira Smith, 1842 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Carnivora (Order) > Mustelidae (Family)
  Galera Blume, 1825 accepted as Epipogium Gmelin ex Borkhausen, 1792 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
  Galera Cate, 1973 accepted as Habuprionovolva Azuma, 1970 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Ovulidae (Family)
  Galerella
  Galerella Earle, 1909 accepted as Conocybe Fayod, 1889 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricales (Order) > Bolbitiaceae (Family)
      Galerella Gray, 1865 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Carnivora (Order) > Herpestidae (Family)
  Galeria
  Galeria Dalla Torre, 1898 accepted as Galeria Dalla Torre, 1898 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
  Galeria accepted as Galearia Zollinger & Moritzi in Moritzi, 1846 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Pandaceae (Family)
  Galericulus
      Galericulus Sowerby, 1839 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neotaenioglossa (Order) > Neotaenioglossa (awaiting allocation) (Family)
      Galericulus Seeley, 1861 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
  Galerita
      Galerita Fischer, 1807 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
  Galerita Selys, 1842 accepted as Galerida Boie, 1828 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Alaudidae (Family)
      Galerita Fabricius, 1801 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
      Galerita Rafinesque, 1815 accepted as Galerita Rafinesque, 1815 (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
  Galerita Gouan, 1770 accepted as Galerita Gouan, 1770 · Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
  Galeropsis
      Galeropsis Velenovský, 1930 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricales (Order) > Bolbitiaceae (Family)
  Galeropsis Hupé, 1860 † accepted as Coralliophila H. Adams & A. Adams, 1853 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Muricidae (Family)
      Galeropsis Kutassy, 1937 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
      Galeropsis Conrad, 1866 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
  Galeruca
      Galeruca Geoffroy, 1762 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
      Galeruca Fourcroy, 1785 accepted as Galeruca Geoffroy, 1762 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
      Galeruca Muller, 1764 accepted as Galeruca Geoffroy, 1762 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
  Galerucella
      Galerucella Crotch, 1873 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
      Galerucella Laboissière, 1922 & 1934 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
  Galerucida
  Galerucida Gemminger & Harold, 1876 accepted as Gallerucida Motschoulsky, 1861 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
  Galerucida Chapuis, 1875 accepted as Gallerucida Motschoulsky, 1861 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
  Galesus
  Galesus Curtis, 1831 accepted as Psilus Panzer, 1806 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Diapriidae (Family)
      Galesus Haliday in Curtis, 1829-30 accepted as Psilus Panzer, 1806 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Diapriidae (Family)
  Galeus
  Galeus Valmont de Bomare, 1768 accepted as Prionace Cantor, 1849 · Animalia (Kingdom) > Chordata (Phylum) > Chondrichthyes (Class) > Carcharhiniformes (Order) > Carcharhinidae (Family)
  Galeus Garman, 1913 accepted as Prionace Cantor, 1849 · Animalia (Kingdom) > Chordata (Phylum) > Chondrichthyes (Class) > Carcharhiniformes (Order) > Carcharhinidae (Family)
  Galeus Leach, 1818 accepted as Mustelus Linck, 1790 · Animalia (Kingdom) > Chordata (Phylum) > Chondrichthyes (Class) > Carcharhiniformes (Order) > Triakidae (Family)
  Galeus Walbaum, 1792 accepted as Squalus Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Chondrichthyes (Class) > Squaliformes (Order) > Squalidae (Family)
      Galeus Rafinesque, 1810 · Animalia (Kingdom) > Chordata (Phylum) > Chondrichthyes (Class) > Carcharhiniformes (Order) > Pentanchidae (Family)
  Galeus Cuvier, 1816 accepted as Galeorhinus de Blainville, 1816 · Animalia (Kingdom) > Chordata (Phylum) > Chondrichthyes (Class) > Carcharhiniformes (Order) > Triakidae (Family)
  Galeus Schaeffer, 1760 accepted as Galeorhinus de Blainville, 1816 · Animalia (Kingdom) > Chordata (Phylum) > Chondrichthyes (Class) > Carcharhiniformes (Order) > Triakidae (Family)
  Galgulus
  Galgulus Wagler, 1827 accepted as Galgulus Wagler, 1827 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Corvidae (Family)
  Galgulus Kittlitz, 1832 accepted as Galgulus Kittlitz, 1832 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Turdidae (Family)
  Galgulus Brisson, 1760 accepted as Coracias Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
  Galgulus Latreille, 1802 accepted as Gelastocoris Kirkaldy, 1897 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Gelastocoridae (Family)
  Galictis
      Galictis Bell, 1826 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Carnivora (Order) > Mustelidae (Family)
  Galictis Geoffroy, 1837 accepted as Galidictis Geoffroy, 1839 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Carnivora (Order) > Eupleridae (Family)
  Galidictis
      Galidictis Geoffroy, 1839 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Carnivora (Order) > Eupleridae (Family)
  Galidictis Agassiz, 1846 accepted as Galictis Bell, 1826 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Carnivora (Order) > Mustelidae (Family)
  Galinia
      Galinia Okuneva, 1968 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Bivalvia (awaiting allocation) (Order) > Bivalvia (awaiting allocation) (Family)
      Galinia A.G. Vologdin, 1962 † (uncertain)· Bacteria (Kingdom) > Cyanobacteriota (Phylum) > Cyanophyceae (Class) > Cyanophyceae (awaiting allocation) (Order) > Trichostromataceae (Family)
  Galkinia
  Galkinia Ross & Newman, 1995 accepted as Galkinius Perreault, 2014 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Sessilia (Order) > Pyrgomatidae (Family)
      Galkinia Ghekker, 1948 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
  Gallardoia
  Gallardoia Sirenko, 2007 accepted as Gallardochiton Sirenko, 2020 · Animalia (Kingdom) > Mollusca (Phylum) > Polyplacophora (Class) > Ischnochitonida (Order) > Tonicellidae (Family)
      Gallardoia Bruch, 1924 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
  Gallienia
      Gallienia Brongniart, 1896 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Tettigoniidae (Family)
      Gallienia Dubard & Dop, 1925 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)
      Gallienia Oberthür, 1916 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
  Gallina
      Gallina Gray, 1840 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
      Gallina Linnaeus in Hasselquist, 1762 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
      Gallina Hartmann, 1844 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
  Gallina Vieillot, 1816 accepted as Grallina Vieillot, 1816 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Corvidae (Family)
  Gallinago
      Gallinago Brisson, 1760 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Charadriiformes (Order) > Scolopacidae (Family)
      Gallinago Leach, 1816 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Charadriiformes (Order) > Scolopacidae (Family)
  Gallinago Koch, 1816 accepted as Gallinago Koch, 1816 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Charadriiformes (Order) > Scolopacidae (Family)
  Gallinula
      Gallinula Brisson, 1760 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Gruiformes (Order) > Rallidae (Family)
  Gallinula Mörch, 1852 accepted as Labiostrombus Oostingh, 1925 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Strombidae (Family)
      Gallinula Pennant, 1769 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Gruiformes (Order) > Rallidae (Family)
  Gallinulopha
      Gallinulopha Bonaparte, 1854 accepted as Gallicrex Blyth, 1852 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Gruiformes (Order) > Rallidae (Family)
  Gallinulopha G.R. Gray, 1855 accepted as Gallicrex Blyth, 1852 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Gruiformes (Order) > Rallidae (Family)
  Gallitellia
      Gallitellia Cuif, 1977 † · Animalia (Kingdom) > Cnidaria (Phylum) > Hexacorallia (Class) > Scleractinia (Order) > Scleractinia (awaiting allocation) (Family)
  Gallitellia Venturi & Ferri, 2001 † accepted as Harpoceras Waagen, 1869 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Ammonitida (Order) > Hildoceratidae (Family)
  Gallitellia Loeblich & Tappan, 1986 † accepted as Neogallitellia Özdikmen, 2009 † · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Globigerinida (Order) > Guembelitriidae (Family)
  Galloisia
      Galloisia Hustache, 1920 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
  Galloisia Caudell & King, 1924 accepted as Galloisiana Caudell, 1924 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Grylloblattodea (Order) > Grylloblattidae (Family)
  Gallowayina
  Gallowayina Thompson, 1964 † accepted as Gallowayinella Chen, 1937 † · Chromista (Kingdom) > Retaria (Phylum) > Tubothalamea (Class) > Fusulinida (Order) > Boultoniidae (Family)
  Gallowayina Ellis, 1932 † accepted as Orbitoides d'Orbigny in Lyell, 1848 † · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Rotaliida (Order) > Orbitoididae (Family)
  Gallus
      Gallus Brisson, 1760 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Galliformes (Order) > Phasianidae (Family)
  Gallus Möhring, 1758 accepted as Gallus Brisson, 1760 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Galliformes (Order) > Phasianidae (Family)
      Gallus Rafinesque, 1815 accepted as Gallus Rafinesque, 1815 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
      Gallus Scudder, 1882 accepted as Gallus Scudder, 1882 (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
  Gallus de Haan in Siebold, 1837 accepted as Calappa Weber, 1795 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Calappidae (Family)
  Gallus Lacepède, 1802 accepted as Alectis Rafinesque, 1815 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Carangidae (Family)
  Galtonia
  Galtonia Decaisne, 1880 accepted as Ornithogalum Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Asparagaceae (Family)
      Galtonia Hunt & Lucas, 1994 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Ornithischia (Order) > Ornithischia (awaiting allocation) (Family)
  Galvesia
  Galvesia C.H. Persoon, 1805 accepted as Pitavia Molina, 1810 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Sapindales (Order) > Rutaceae (Family)
  Galvesia J.F. Gmelin, 1792 accepted as Galvezia Dombey ex A.L. Jussieu, 1789 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Plantaginaceae (Family)
  Galvezia
      Galvezia Dombey ex A.L. Jussieu, 1789 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Plantaginaceae (Family)
  Galvezia Ruiz & Pavon, 1794 accepted as Pitavia Molina, 1810 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Sapindales (Order) > Rutaceae (Family)
  Galziniella
  Galziniella E. Parmasto, 1968 accepted as Sistotrema E.M. Fries, 1821 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Cantharellales (Order) > Hydnaceae (Family)
      Galziniella Müller, 1991 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Isopoda (Order) > Hyssuridae (Family)
  Gama
      Gama La Llave, 1884 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
      Gama Navás, 1912 accepted as Pseudoformicaleo Weele, 1909 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Neuroptera (Order) > Myrmeleontidae (Family)
      Gama Blanchard, 1850 accepted as Pseudoserica Guérin-Méneville, 1838 (junior subjective synonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
  Gamba
  Gamba Schaufuss, 1872 accepted as Jubus Schaufuss, 1872 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
  Gamba Liais, 1872 † accepted as Didelphis Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Didelphimorphia (Order) > Didelphidae (Family)
  Gambelia
      Gambelia Nuttall, 1848 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Plantaginaceae (Family)
      Gambelia Baird, 1859 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Crotaphytidae (Family)
  Gambetta
  Gambetta Koch, 1816 accepted as Limosa Brisson, 1760 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Charadriiformes (Order) > Scolopacidae (Family)
      Gambetta Kaup, 1829 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
  Gamelia
      Gamelia Hübner, 1819 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Saturniidae (Family)
      Gamelia Dejean, 1836 accepted as Gamelia Dejean, 1836 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) >  (Family)
  Gammaraia
      Gammaraia Jordan, 1925 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
  Gammaraia Leigh-Sharpe, 1924 accepted as Raja Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Chondrichthyes (Class) > Rajiformes (Order) > Rajidae (Family)
  Gamosepalum
  Gamosepalum Haussknecht, 1897 accepted as Alyssum Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Brassicales (Order) > Brassicaceae (Family)
  Gamosepalum Schlechter, 1920 accepted as Aulosepalum L.A. Garay, 1982 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
  Gampsonyx
  Gampsonyx Jordan, 1847 † accepted as Gampsonyx Jordan, 1847 † · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Anaspidacea (Order) > Uronectidae (Family)
      Gampsonyx Vigors, 1825 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Accipitriformes (Order) > Accipitridae (Family)
  Ganesa
      Ganesa Jeffreys, 1883 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Trochida (Order) > Skeneidae (Family)
      Ganesa Peckham, 1885 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Arachnida (awaiting allocation) (Order) > Arachnida (awaiting allocation) (Family)
  Ganga
      Ganga Vigors, 1825 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
      Ganga Layard, 1855 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
  Gangamela
  Gangamela Walker, 1865 accepted as Gangamela Walker, 1865 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
      Gangamela Walker, 1864 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Erebidae (Family)
  Ganglbaueria
      Ganglbaueria Semenov, 1891 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Oedemeridae (Family)
  Ganglbaueria Likovsky, 1984 accepted as Rhopaletes Cameron, 1939 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
  Gangra
  Gangra Walker, 1862 accepted as Oxidercia Hübner, 1825 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
  Gangra Roberts & Ferraris, 1998 accepted as Gogangra Roberts, 2001 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Siluriformes (Order) > Sisoridae (Family)
  Gannania
      Gannania Fu, 1982 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Spiriferida (Order) > Metathyrisinidae (Family)
  Gannania Fu, 1984 † accepted as Gannania Fu, 1982 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Spiriferida (Order) > Metathyrisinidae (Family)
  Ganonema
      Ganonema K.-C. Fan & Y.-C. Wang, 1974 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Nemaliales (Order) > Liagoraceae (Family)
      Ganonema McLachlan, 1866 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Trichoptera (Order) > Calamoceratidae (Family)
  Ganxiella
      Ganxiella Liu & Gu in Gu Daoyuan & Liu Xiezhang, 1989 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Veneroida (awaiting allocation) (Family)
      Ganxiella Wei, 1988 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Ostracoda (awaiting allocation) (Order) > Ostracoda (awaiting allocation) (Family)
  Ganymedes
      Ganymedes Leigh-Sharpe, 1915 (uncertain)· Animalia (Kingdom) > Annelida (Phylum) > Clitellata (Class) > Hirudinoidea (awaiting allocation) (Order) > Hirudinoidea (awaiting allocation) (Family)
  Ganymedes R.A. Salisbury ex A.H. Haworth, 1819 accepted as Narcissus Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Amaryllidaceae (Family)
      Ganymedes Huxley, 1910 · Chromista (Kingdom) > Miozoa (Phylum) > Gregarinomorphea (Class) > Arthrogregarida (Order) > Ganymedidae (Family)
  Ganymedes Gistl, 1848 accepted as Ganymedes Gistl, 1848 · Animalia (Kingdom) > Echinodermata (Phylum) > Crinoidea (Class) > Comatulida (Order) > Antedonidae (Family)
  Gaphara
  Gaphara Walker, 1862 accepted as Condica Walker, 1856 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
      Gaphara Walker, 1864 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Gelechiidae (Family)
  Garantiana
      Garantiana Mascke, 1907 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Ammonitida (Order) > Ammonoidea (awaiting allocation) (Family)
      Garantiana Hyatt in Eastman-Zittel, 1900 † accepted as Garantiana Hyatt in Eastman-Zittel, 1900 † (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
  Garciana
      Garciana Schallreuter, 1995 † · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Ostracoda (awaiting allocation) (Order) > Ostracoda incertae sedis (Family)
      Garciana Loureiro, 1790 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Commelinales (Order) > Pontederiaceae (Family)
  Gardena
      Gardena Dohrn, 1860 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Reduviidae (Family)
  Gardena Adanson, 1763 accepted as Gardenia J. Ellis, 1761 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)
  Gardenia
      Gardenia J. Ellis, 1761 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)
  Gardenia J. Colden, 1756 accepted as Gardenia J. Colden, 1756 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Clusiaceae (Family)
  Gardineria
      Gardineria Vaughan, 1907 · Animalia (Kingdom) > Cnidaria (Phylum) > Hexacorallia (Class) > Scleractinia (Order) > Gardineriidae (Family)
  Gardineria Kazantseva-Selentseva, 1981 † accepted as Gardinerpiscis Romano & Kogan, 2015 † · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Cheirolepiformes (Order) > Karaunguriidae (Family)
  Gardineria Rathbun, 1911 accepted as Euryozius Miers, 1886 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Pseudoziidae (Family)
  Gardinia
      Gardinia Kirby, 1892 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Erebidae (Family)
  Gardinia Desmarest in Chenu, 1858 accepted as Trimusculus F. C. Schmidt, 1818 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Eupulmonata incertae sedis (Order) > Trimusculidae (Family)
  Gardnerella
      Gardnerella Chavan, 1951 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Lucinidae (Family)
      Gardnerella Greenwood & Pickett, 1980 · Bacteria (Kingdom) > Actinomycetota (Phylum) > Actinomycetes (Class) > Bifidobacteriales (Order) > Bifidobacteriaceae (Family)
  Gargantua
      Gargantua Jullien, 1888 · Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Cheilostomatida (Order) > Microporidae (Family)
      Gargantua Kirby, 1892 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Sphingidae (Family)
  Gargaphia
  Gargaphia Walker, 1862 accepted as Sarisa Fletcher, 1979 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Geometridae (Family)
      Gargaphia Stål, 1862 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Tingidae (Family)
  Gargilius
      Gargilius Fairmaire, 1891 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
      Gargilius Schmidt, 1906 accepted as Laemonema Günther in Johnson, 1862 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Gadiformes (Order) > Moridae (Family)
  Gargilius Jensen in Koefoed, 1953 accepted as Laemonema Günther in Johnson, 1862 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Gadiformes (Order) > Moridae (Family)
  Gari
      Gari Cossmann, 1886 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Psammobiidae (Family)
      Gari Schumacher, 1817 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Psammobiidae (Family)
  Garialis
  Garialis Lydekker, 1896 † accepted as Gavialis Oppel, 1811 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Crocodylia (Order) > Gavialidae (Family)
  Garialis Lydekker, 1888 † accepted as Gavialis Oppel, 1811 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Crocodylia (Order) > Gavialidae (Family)
  Garnhamphysalis
      Garnhamphysalis Hoogstraal & Wassef, undated (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Acari (awaiting allocation) (Order) > Acari (awaiting allocation) (Family)
  Garnhamphysalis Hoogstraal & Wassef, 1981 accepted as Haemaphysalis Koch, 1844 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Ixodida (Order) > Ixodidae (Family)
  Garnia
      Garnia Casey, 1922 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
      Garnia Lainson, Landau & Shaw, 1971 · Chromista (Kingdom) > Miozoa (Phylum) > Coccidiomorphea (Class) > Haemosporida (Order) > Garniidae (Family)
  Garnieria
      Garnieria Bourguignat, 1877 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Clausiliidae (Family)
      Garnieria A.T. Brongniart & Gris, 1871 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Proteales (Order) > Proteaceae (Family)
  Garnieria Sayn, 1901 † accepted as Garniericeras Spath, 1924 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Ammonitida (Order) > Ammonoidea (awaiting allocation) (Family)
  Garnotia
      Garnotia A.T. Brongniart in Duperrey, 1832 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)
  Garnotia Gray, 1857 accepted as Crepidula Lamarck, 1799 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Calyptraeidae (Family)
  Garovaglia
      Garovaglia Endlicher, 1836 · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Isobryales (Order) > Pterobryaceae (Family)
  Garovaglia Trevisan, 1853 accepted as Polychidium (Acharius) S.F. Gray, 1821 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Peltigerales (Order) > Massalongiaceae (Family)
  Garra
      Garra Hamilton, 1822 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Cypriniformes (Order) > Cyprinidae (Family)
      Garra Gray, 1842 accepted as Garra Gray, 1842 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
  Garrettia
      Garrettia Paetel, 1873 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Assimineidae (Family)
      Garrettia Fletcher, 1937 accepted as Rokohia Z. H. Feng & U. B. Deshmukh, 2024 (junior homonym)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Lamiaceae (Family)
      Garrettia Cossmann, 1900 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Charopidae (Family)
  Garrulina
      Garrulina Gray, 1855 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
      Garrulina Bonaparte, 1854 accepted as Garrulina Bonaparte, 1854 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
  Garrulus
      Garrulus Brisson, 1760 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Corvidae (Family)
  Garrulus Dumont, 1822 accepted as Bombycilla Vieillot, 1807 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Bombycillidae (Family)
  Garthopilumnus
      Garthopilumnus Števčić, 2011 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Eriphiidae (Family)
  Garthopilumnus Števčić, 2005 accepted as Garthopilumnus Števčić, 2011 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Eriphiidae (Family)
  Garuda
      Garuda Scherer, 1969 † · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
      Garuda Yakovlev, 2004 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Cossidae (Family)
  Gasconadia
      Gasconadia Ulrich & Bridge, 1930 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Gastropoda incertae sedis (Order) > Sinuopeidae (Family)
      Gasconadia Weller & St Clair, 1928 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) >  (Order) > Ptychocaulidae (Family)
  Gasmara
      Gasmara Walker, 1862 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Geometridae (Family)
      Gasmara Walker, 1864 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Gelechiidae (Family)
  Gasparrinia
      Gasparrinia A. Bertoloni, 1839 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Apiales (Order) > Apiaceae (Family)
  Gasparrinia Tornabene, 1848-1849(?) accepted as Caloplaca Th. Fries, 1860 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Teloschistales (Order) > Teloschistaceae (Family)
  Gasteracanthus
  Gasteracanthus Pallas, 1814 accepted as Gasterosteus Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Gasterosteiformes (Order) > Gasterosteidae (Family)
      Gasteracanthus Agassiz, 1833 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
  Gasteripus
      Gasteripus Rafinesque, 1814 (uncertain)· Animalia (Kingdom) > Echinodermata (Phylum) > Echinodermata (awaiting allocation) (Class) > Echinodermata (awaiting allocation) (Order) > Echinodermata (awaiting allocation) (Family)
      Gasteripus Rafinesque, 1819 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
      Gasteripus Rafinesque, 1815 accepted as Gasteripus Rafinesque, 1815 (nomen nudum)· Animalia (Kingdom) > Nematomorpha (Phylum) > Nematomorpha (awaiting allocation) (Class) > Nematomorpha (awaiting allocation) (Order) > Nematomorpha (awaiting allocation) (Family)
  Gasteropelecus
      Gasteropelecus Scopoli, 1777 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Characiformes (Order) > Gasteropelecidae (Family)
  Gasteropelecus Gronovius, 1763 accepted as Gasteropelecus Scopoli, 1777 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Characiformes (Order) > Gasteropelecidae (Family)
  Gasterotrichula
      Gasterotrichula Bargoni, 1896 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Platyhelminthes incertae sedis (Class) > Platyhelminthes incertae sedis (Order) > Platyhelminthes incertae sedis (Family)
      Gasterotrichula Graff in Bronn, 1912 (uncertain)· Animalia (Kingdom) > Platyhelminthes (Phylum) > Turbellaria (Class) > Turbellaria (awaiting allocation) (Order) > Turbellaria (awaiting allocation) (Family)
  Gastonia
      Gastonia Kirkland, 1998 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Ornithischia (Order) > Ankylosauridae (Family)
      Gastonia Commerson ex Lamarck, 1788 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Apiales (Order) > Araliaceae (Family)
  Gastonialoe
      Gastonialoe C.C. Walker, 2017 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Asphodelaceae (Family)
  Gastonialoe J.M.H. Shaw, 2017 accepted as Gastonialoe C.C. Walker, 2017 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Asphodelaceae (Family)
  Gastracanthus
  Gastracanthus Agassiz, 1846 † accepted as Gastracanthus Agassiz, 1846 † · Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
  Gastracanthus Westwood, 1835 accepted as Gasteracantha Sundevall, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Araneidae (Family)
      Gastracanthus Westwood, 1833 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Pteromalidae (Family)
  Gastraea
      Gastraea Haeckel, 1872 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
  Gastraea Sauvage, 1874 accepted as Spinachia Cuvier, 1816 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Gasterosteiformes (Order) > Gasterosteidae (Family)
  Gastranthus
  Gastranthus Moritz ex Bentham & J.D. Hooker, 1876 accepted as Stenostephanus C.G.D. Nees in C.F.P. Martius, 1847 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Acanthaceae (Family)
  Gastranthus F.J.H. von Mueller, 1868 accepted as Parsonsia R. Brown, 1810 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Apocynaceae (Family)
  Gastraspis
      Gastraspis Lin, 1988 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Eucoilidae (Family)
  Gastraspis Flach, 1907 accepted as Brachyderes Schönherr, 1823 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
  Gastridium
  Gastridium Lyngbye, 1819 accepted as Chylocladia Greville in W.J. Hooker, 1833 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Rhodymeniales (Order) > Champiaceae (Family)
  Gastridium Modeer, 1793 accepted as Conus Linnaeus, 1758 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Conidae (Family)
      Gastridium Palisot de Beauvois, 1812 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)
      Gastridium Sowerby in Darwin, 1846 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Pseudolividae (Family)
      Gastridium Sowerby, 1842 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
  Gastrimargus
  Gastrimargus Spix, 1824 accepted as Lagothrix Geoffroy, 1812 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Primates (Order) > Atelidae (Family)
  Gastrimargus Schwarz, 1902 accepted as Margogastrius Schwarz, 1903 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elateridae (Family)
      Gastrimargus de Saussure, 1884 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Acrididae (Family)
  Gastrina
      Gastrina Guenée, 1857 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Geometridae (Family)
  Gastrina Ashmead, 1889 accepted as Gastrina Ashmead, 1889 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Tropiduchidae (Family)
  Gastris
  Gastris Lühe in Herdman, 1906 accepted as Lintonium Stunkard & Nigrelli, 1930 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Plagiorchiida (Order) > Fellodistomidae (Family)
      Gastris Billberg, 1820 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
  Gastrocalyx
      Gastrocalyx G. Gardner, 1838 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Gentianaceae (Family)
  Gastrocalyx B.K. Schischkin, 1919 accepted as Silene Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Caryophyllaceae (Family)
  Gastrochaeta
      Gastrochaeta Grimm, 1877 (uncertain)· Animalia (Kingdom) > Nematoda (Phylum) > Nematoda (awaiting allocation) (Class) > Nematoda (awaiting allocation) (Order) > Nematoda (awaiting allocation) (Family)
      Gastrochaeta Dujardin, 1841 (uncertain)· Protozoa (Kingdom) >  (Phylum) > Protozoa (awaiting allocation) (Class) >  (Order) >  (Family)
  Gastrochaeta Holland, 1894 accepted as Meza Hemming, 1939 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Hesperiidae (Family)
  Gastrochilus
      Gastrochilus D. Don, 1825 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
  Gastrochilus Wallich, 1829 accepted as Boesenbergia O. Kuntze, 1891 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Zingiberales (Order) > Zingiberaceae (Family)
  Gastrochoena
  Gastrochoena Spengler, 1783 accepted as Gastrochaena Spengler, 1783 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Myoida (Order) > Gastrochaenidae (Family)
  Gastrochoena Lamarck, 1818 accepted as Gastrochaena Spengler, 1783 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Myoida (Order) > Gastrochaenidae (Family)
      Gastrochoena Brown, 1827 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
  Gastrocotyle
      Gastrocotyle Bunge, 1849 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Boraginales (Order) > Boraginaceae (Family)
      Gastrocotyle Beneden & Hesse, 1863 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Mazocraeidea (Order) > Gastrocotylidae (Family)
  Gastrocystis
      Gastrocystis Chatton, 1910 · Chromista (Kingdom) > Miozoa (Phylum) > Coccidiomorphea (Class) > Eimeriida (Order) > Eimeriidae (Family)
  Gastrocystis Brumpt, 1913 accepted as Besnoitia Henry, 1913 · Chromista (Kingdom) > Miozoa (Phylum) > Coccidiomorphea (Class) > Eimeriida (Order) > Sarcocystidae (Family)
  Gastrodes
      Gastrodes Westwood, 1840 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Lygaeidae (Family)
      Gastrodes Korotneff, 1888 · Animalia (Kingdom) > Ctenophora (Phylum) > Tentaculata (Class) > Cydippida (Order) > Mertensiidae (Family)
  Gastrodes Hesse, 1866 accepted as Hypogastrion Wilson, 1924 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Cyclopoida (Order) > Notodelphyidae (Family)
  Gastrodon
      Gastrodon Lowe, 1852 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
  Gastrodon Agassiz, 1846 accepted as Serrasalmus Lacepède, 1803 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Characiformes (Order) > Serrasalmidae (Family)
  Gastrodonta
  Gastrodonta Weise, 1923 accepted as Hysmatodon Reid, 2002 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
      Gastrodonta Albers, 1850 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Zonitidae (Family)
  Gastrodus
      Gastrodus Dejean, 1821 accepted as Liophloeus Germar, 1817 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
  Gastrodus MacLeay in King, 1826 accepted as Stenocorynus Schönherr, 1823 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
      Gastrodus Owen, 1867 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
  Gastrogomphus
      Gastrogomphus Needham, 1948 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Odonata (Order) > Odonata (awaiting allocation) (Family)
      Gastrogomphus Needham, 1944 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Odonata (Order) > Odonata (awaiting allocation) (Family)
  Gastroidea
      Gastroidea Agassiz, 1846 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
  Gastroidea Gemminger & Harold, 1874 accepted as Gastrophysa Chevrolat in Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
  Gastrolepta
      Gastrolepta Rondani, 1862 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)
      Gastrolepta Lioy, 1864 accepted as Delia Robineau-Desvoidy, 1830 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Anthomyiidae (Family)
  Gastrolobium
      Gastrolobium R. Brown in W.T. Aiton, 1811 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)
  Gastrolobium Casey, 1905 accepted as Homaeotarsus Hochhuth, 1851 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
  Gastronemus
  Gastronemus Cocco, 1846 accepted as Mora Risso, 1827 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Gadiformes (Order) > Moridae (Family)
  Gastronemus Agassiz, 1846 † accepted as Gastronemus Agassiz, 1846 † · Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
  Gastrophysa
      Gastrophysa Chevrolat in Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
  Gastrophysa Gebler, 1842 accepted as Gastrophysa Chevrolat in Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
  Gastrophysema
  Gastrophysema Haeckel, 1877 accepted as Halyphysema Bowerbank, 1862 · Chromista (Kingdom) > Retaria (Phylum) > Monothalamea (Class) > Astrorhizida (Order) > Halyphysemidae (Family)
      Gastrophysema Haeckel, 1875 accepted as Halyphysema Bowerbank, 1862 (nomen nudum)· Chromista (Kingdom) > Retaria (Phylum) > Monothalamea (Class) > Astrorhizida (Order) > Halyphysemidae (Family)
  Gastropius
      Gastropius Rafinesque, 1815 accepted as Gastropius Rafinesque, 1815 (nomen nudum)· Animalia (Kingdom) > Annelida (Phylum) > Clitellata (Class) > Oligochaeta (awaiting allocation) (Order) > Oligochaeta (awaiting allocation) (Family)
  Gastropius Lefèvre, 1885 accepted as Adorea Lefèvre, 1877 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
  Gastroptera
  Gastroptera Agassiz, 1846 accepted as Gastroptera Agassiz, 1846 · Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
  Gastroptera Oken, 1815 accepted as Gastropteron Kosse, 1813 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Cephalaspidea (Order) > Gastropteridae (Family)
  Gastrotheca
      Gastrotheca Fitzinger, 1843 · Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Anura (Order) > Hemiphractidae (Family)
      Gastrotheca Guérin-Méneville in Lefebvre, 1849 accepted as Physaraia Shenefelt, 1978 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Braconidae (Family)
  Gastrus
      Gastrus Gray, 1842 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
      Gastrus Meigen, 1824 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Oestridae (Family)
  Gasworthia
  Gasworthia Gates, 1955 accepted as Gasworthia Gates, 1955 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Liliales (Order) > Liliaceae (Family)
  Gasworthia Gates & G.D. Rowley, 1982 accepted as Gasworthia Gates & G.D. Rowley, 1982 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Liliales (Order) > Liliaceae (Family)
  Gatesia
      Gatesia Jamieson, 1962 · Animalia (Kingdom) > Annelida (Phylum) > Clitellata (Class) > Haplotaxida (Order) > Ocnerodrilidae (Family)
  Gatesia A. Bertoloni, 1848 accepted as  · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)
  Gatesia A. Gray, 1878 accepted as Yeatesia Small, 1896 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Acanthaceae (Family)
  Gathynia
      Gathynia Walker, 1862 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Uraniidae (Family)
      Gathynia Walker in Tennent, 1861 accepted as Gathynia Walker, 1862 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Uraniidae (Family)
  Gattya
      Gattya Harvey, 1855 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Ceramiales (Order) > Callithamniaceae (Family)
      Gattya Allman, 1885 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Leptothecata (Order) > Halopterididae (Family)
  Gatunia
  Gatunia Hebard, 1927 accepted as Gatunella Uvarov, 1940 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Tettigoniidae (Family)
      Gatunia Rathbun, 1918 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Crustacea (awaiting allocation) (Class) > Crustacea (awaiting allocation) (Order) > Crustacea (awaiting allocation) (Family)
  Gaudichaudia
      Gaudichaudia Kunth in Humboldt, Bonpland & Kunth, 1821 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Malpighiaceae (Family)
      Gaudichaudia Rathbun, 1930 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Xanthidae (Family)
  Gaudinia
      Gaudinia Palisot de Beauvois, 1812 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)
  Gaudinia J. Gay, 1829 accepted as  · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Aizoaceae (Family)
  Gaudium
      Gaudium Peterson & Atyeo, 1972 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Astigmata (Order) > Alloptidae (Family)
      Gaudium P.G. Wilson, 2023 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Myrtales (Order) > Myrtaceae (Family)
  Gaudrya
      Gaudrya Fritsch, 1885 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Temnospondyli (Order) > Cochleosauridae (Family)
      Gaudrya Grand'Eury, 1890 † (uncertain)· Plantae (Kingdom) > Plantae (awaiting allocation) (Phylum) > Plantae (awaiting allocation) (Class) > Plantae (awaiting allocation) (Order) > Plantae (awaiting allocation) (Family)
  Gaudryanella
      Gaudryanella Canu, 1907 · Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Cheilostomatida (Order) > Cheilostomatida (awaiting allocation) (Family)
      Gaudryanella Canu, 1900 † accepted as Gaudryanella Canu, 1907 (nomen nudum)· Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Cheilostomatida (Order) > Cheilostomatida (awaiting allocation) (Family)
  Gauropsis
  Gauropsis (J. Torrey & Frémont) Cockerell, 1900 accepted as Oenothera Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Myrtales (Order) > Onagraceae (Family)
  Gauropsis K.B. Presl, 1851 accepted as Oenothera Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Myrtales (Order) > Onagraceae (Family)
  Gaurotes
  Gaurotes Lacordaire, 1869 accepted as Pseudogaurotina Plavil'shchikov, 1958 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
      Gaurotes Leconte, 1850 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
  Gausapia
      Gausapia Hecq, 1976 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
  Gausapia E.M. Fries, 1825 accepted as Septobasidium Patouillard, 1892 · Fungi (Kingdom) > Basidiomycota (Phylum) > Pucciniomycetes (Class) > Septobasidiales (Order) > Septobasidiaceae (Family)
  Gaussia
  Gaussia W.A. Chachlof, 1934 † accepted as  · Plantae (Kingdom) > Tracheophyta (Phylum) > Lycopodiopsida (Class) > Lycopodiales (Order) > Lycopodiales (awaiting allocation) (Family)
  Gaussia M.F. Neuburg, 1934 † accepted as Paravojnovskya A.B. Doweld, 2004 † · Plantae (Kingdom) > Tracheophyta (Phylum) > Pinopsida (Class) > Vojnovskyales (Order) > Vojnovskyaceae (Family)
      Gaussia Wolfenden, 1905 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Calanoida (Order) > Metridinidae (Family)
      Gaussia H. Wendland, 1865 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Arecales (Order) > Arecaceae (Family)
  Gauzania
      Gauzania Walker, 1856 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)
      Gauzania Walker, 1865 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
  Gavia
      Gavia Forster, 1788 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Gaviiformes (Order) > Gaviidae (Family)
  Gavia Möhring, 1758 accepted as Gavia Forster, 1788 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Gaviiformes (Order) > Gaviidae (Family)
  Gavia Gloger, 1842 accepted as Gavia Gloger, 1842 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Charadriiformes (Order) > Charadriidae (Family)
  Gavia Boie, 1822 accepted as Gavia Boie, 1822 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Ciconiiformes (Order) > Laridae (Family)
  Gavia Oken, 1816 accepted as Gavia Oken, 1816 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Ciconiiformes (Order) > Laridae (Family)
  Gavial
  Gavial Oken, 1817 † accepted as Gavialis Oppel, 1811 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Crocodylia (Order) > Gavialidae (Family)
      Gavial Cuvier, 1807 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)
  Gavina
      Gavina Bonaparte, 1854, nom. nud. accepted as Larus Linnaeus, 1758 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Ciconiiformes (Order) > Laridae (Family)
  Gavina Bonaparte, 1854 accepted as Larus Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Ciconiiformes (Order) > Laridae (Family)
  Gaviota
      Gaviota Barnard, 1958 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Amphipoda (Order) > Isaeidae (Family)
      Gaviota Miller & Sibley, 1941 † · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Ciconiiformes (Order) > Laridae (Family)
  Gaya
      Gaya Kunth in Humboldt, Bonpland & Kunth, 1822 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malvales (Order) > Malvaceae (Family)
  Gaya K.P.J. Sprengel, 1824 accepted as  · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malvales (Order) > Malvaceae (Family)
  Gaya Gaudin, 1826 accepted as Pachypleurum Ledebour, 1829 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Apiales (Order) > Apiaceae (Family)
  Gayella
  Gayella Rosenvinge, 1893 accepted as Rosenvingiella P.C. Silva, 1957 · Plantae (Kingdom) > Chlorophyta (Phylum) > Trebouxiophyceae (Class) > Prasiolales (Order) > Prasiolaceae (Family)
      Gayella Spinola in Gay, 1851 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Vespidae (Family)
      Gayella Pierre, 1890 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Sapotaceae (Family)
  Gayella Hustache, 1938 accepted as Ethelda Casey, 1922 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
  Gaza
  Gaza Teran & Berlandier, 1832 accepted as Ehretia P. Browne, 1756 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Boraginales (Order) > Boraginaceae (Family)
      Gaza Watson, 1879 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Trochida (Order) > Margaritidae (Family)
  Gaza accepted as Gazza Rüppell, 1835 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Leiognathidae (Family)
  Gazella
      Gazella de Blainville, 1816 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Artiodactyla (Order) > Bovidae (Family)
  Gazella Pallas, 1769 accepted as Gazella de Blainville, 1816 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Artiodactyla (Order) > Bovidae (Family)
      Gazella Rafinesque, 1815 accepted as Gazella de Blainville, 1816 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Artiodactyla (Order) > Bovidae (Family)
  Gazella Lichtenstein, 1814 accepted as Gazella de Blainville, 1816 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Artiodactyla (Order) > Bovidae (Family)
  Gazella Reed, 1894 accepted as Gayella Spinola in Gay, 1851 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Vespidae (Family)
  Gazera
      Gazera Herrich-Schäffer, 1856 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Castniidae (Family)
  Gazera Houlbert, 1918 accepted as Zegara Oiticica Filho, 1954 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Castniidae (Family)
  Gazia
      Gazia Lowry & Springthorpe, 2019 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Amphipoda (Order) > Talitridae (Family)
      Gazia R. Wetherbee & T.T. Bringloe in Wetherbee et al., 2021 · Chromista (Kingdom) > Heterokontophyta (Phylum) > Pelagophyceae (Class) > Sarcinochrysidales (Order) > Sarcinochrysidaceae (Family)
  Gazimuria
      Gazimuria Spasskiy, 1960 † · Animalia (Kingdom) > Cnidaria (Phylum) >  (Class) > Rugosa (Order) > Rugosa (awaiting allocation) (Family)
      Gazimuria Popov, 1971 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
  Gazza
      Gazza Distant, 1905 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
      Gazza Rüppell, 1835 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Leiognathidae (Family)
  Gea
      Gea Koch, 1843 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Araneidae (Family)
  Gea Berendt, 1845 † accepted as Gea Koch, 1843 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Araneidae (Family)
  Gea Menge in Berendt, 1854 † accepted as Gea Koch, 1843 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Araneidae (Family)
  Geanthus
  Geanthus Reinwardt, 1825 accepted as Etlingera Giseke, 1792 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Zingiberales (Order) > Zingiberaceae (Family)
  Geanthus T. Valeton, 1914 accepted as Etlingera Giseke, 1792 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Zingiberales (Order) > Zingiberaceae (Family)
      Geanthus Rafinesque, 1814 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Iridaceae (Family)
  Geanthus R.A. Philippi, 1884 accepted as  · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Liliales (Order) > Liliaceae (Family)
  Geaya
      Geaya Villiers, 1945 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
      Geaya Costantin & H. Poisson, 1908 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Ericaceae (Family)
      Geaya Roewer, 1910 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Opiliones (Order) > Sclerosomatidae (Family)
  Geaya Daday, 1905 accepted as Geayia Thor, 1897 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Actinedida (Order) > Krendowskiidae (Family)
  Gebiopsis
  Gebiopsis A. Milne-Edwards, 1868 accepted as Upogebia Leach, 1814 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Upogebiidae (Family)
  Gebiopsis auctorum accepted as Upogebia Leach, 1814 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Upogebiidae (Family)
  Gebios
  Gebios Bosc, 1813 accepted as Upogebia Leach, 1814 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Upogebiidae (Family)
  Gebios Risso, 1822 accepted as Callianassa Leach, 1814 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Callianassidae (Family)
  Geblera
  Geblera F.E.L. Fischer & C.A. Meyer, 1835 accepted as Flueggea Willdenow, 1806 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Phyllanthaceae (Family)
  Geblera M. Kitagawa, 1937 accepted as Crepidiastrum Nakai, 1920 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
  Gecarcinus
      Gecarcinus Leach, 1814 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Gecarcinidae (Family)
  Gecarcinus de Haan, 1835 accepted as Gecarcoidea H. Milne Edwards, 1837 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Gecarcinidae (Family)
  Gedrosia
      Gedrosia Stål, 1862 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Eurybrachidae (Family)
      Gedrosia Bogatchev, 1961 accepted as Pseudopodhomala Schuster, 1938 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
  Gegenes
      Gegenes Günther, 1876 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Amphibia (awaiting allocation) (Order) > Amphibia (awaiting allocation) (Family)
      Gegenes Hübner, 1819 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Hesperiidae (Family)
  Geigeria
      Geigeria Griesselich, 1830 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
  Geigeria Neveu-Lemaire, 1912 accepted as Gaigeria Railliet & Henry, 1910 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Rhabditida (Order) > Ancylostomatidae (Family)
  Geina
      Geina Tutt, 1906 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Pterophoridae (Family)
  Geina Jacobson, 1925 accepted as Geinella Strand, 1935 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
  Geinitzella
      Geinitzella Waagen & Wentzel, 1886 † · Animalia (Kingdom) > Bryozoa (Phylum) > Stenolaemata (Class) > Trepostomatida (Order) > Batostomellidae (Family)
  Geinitzella Spandel, 1898 † accepted as Lunucammina Spandel, 1898 † · Chromista (Kingdom) > Retaria (Phylum) > Tubothalamea (Class) > Fusulinida (Order) > Geinitzinidae (Family)
  Geinitzia
      Geinitzia Hall & Clarke, 1892 † (uncertain)· Animalia (Kingdom) > Brachiopoda (Phylum) > Brachiopoda (awaiting allocation) (Class) > Brachiopoda (awaiting allocation) (Order) > Brachiopoda (awaiting allocation) (Family)
      Geinitzia Handlirsch, 1906 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Gryllacrididae (Family)
      Geinitzia Gemmellaro, 1892 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
      Geinitzia Dietz, 1910 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
      Geinitzia Endlicher, 1847 † accepted as Sedites H.B. Geinitz, 1842 † (junior objective synonym)· Plantae (Kingdom) > Tracheophyta (Phylum) > Pinopsida (Class) > Cupressales (Order) > Geinitziaceae (Family)
  Geinitzia Ozawa, 1927 † accepted as Geinitzia Ozawa, 1927 † · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Textulariida (Order) > Nodosinellidae (Family)
      Geinitzia Clarke, 1889, nom. nud. † accepted as Geinitzia Clarke, 1889, nom. nud. † (nomen nudum)· Animalia (Kingdom) > Brachiopoda (Phylum) > Brachiopoda (awaiting allocation) (Class) > Brachiopoda (awaiting allocation) (Order) > Brachiopoda (awaiting allocation) (Family)
      Geinitzia Clarke, 1889, nom. nud. [2] † accepted as Geinitzia Clarke, 1889, nom. nud. [2] † (nomen nudum)· Animalia (Kingdom) > Brachiopoda (Phylum) > Brachiopoda (awaiting allocation) (Class) > Brachiopoda (awaiting allocation) (Order) > Brachiopoda (awaiting allocation) (Family)
      Geinitzia Hall, 1889 † accepted as Conotreta Walcott, 1890 † (nomen nudum)· Animalia (Kingdom) > Brachiopoda (Phylum) > Lingulata (Class) > Acrotretida (Order) > Acrotretidae (Family)
  Geiseleria
  Geiseleria Klotzsch, 1841 accepted as Croton Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Euphorbiaceae (Family)
  Geiseleria Klotzsch, 1843 accepted as  · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Euphorbiaceae (Family)
  Geisleria
  Geisleria Géry, 1971 accepted as Elachocharax Myers, 1927 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Characiformes (Order) > Crenuchidae (Family)
      Geisleria Nitschke in Rabenhorst, 1861 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Strigulales (Order) > Strigulaceae (Family)
  Geitonomyia
      Geitonomyia Kertész, 1923 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Stratiomyidae (Family)
      Geitonomyia Leicester, 1908 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Culicidae (Family)
  Geitonomys
      Geitonomys Shevyreva, 1983 † · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Rodentia (Order) > Chapattimyidae (Family)
      Geitonomys Shevyreva, 1984 † · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Rodentia (Order) > Chapattimyidae (Family)
  Gela
      Gela Loureiro, 1790 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Sapindales (Order) > Rutaceae (Family)
      Gela Zimmerman, 1958 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
  Gelasinus
  Gelasinus Hoeven, 1827 accepted as Uca Leach, 1814 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Ocypodidae (Family)
  Gelasinus Temminck, 1837 accepted as Nyctimene Borkhausen, 1797 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Chiroptera (Order) > Pteropodidae (Family)
      Gelasinus Yeh & Yang, 2006 † · Chromista (Kingdom) > Retaria (Phylum) > Polycystinea (Class) > Spumellaria (Order) > Orbiculiformidae (Family)
  Gelastes
      Gelastes Bonaparte, 1853 accepted as Gelastes Bonaparte, 1853 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
      Gelastes Mäklin, 1867 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
      Gelastes Bruch, 1853 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
  Gelatinaria
  Gelatinaria Flörke ex Wallroth, 1831 accepted as Nostoc Vaucher ex Bornet & Flahault, 1886 · Bacteria (Kingdom) > Cyanobacteriota (Phylum) > Cyanophyceae (Class) > Nostocales (Order) > Nostocaceae (Family)
      Gelatinaria Rafinesque, 1815 · Fungi (Kingdom) > Fungi (awaiting allocation) (Phylum) >  (Class) >  (Order) >  (Family)
  Geleia
      Geleia Kahl, 1933 accepted as Geleia Foissner, 1998 (nomen nudum)· Chromista (Kingdom) > Ciliophora (Phylum) > Karyorelictea (Class) > Karyorelictida (Order) > Geleiidae (Family)
      Geleia Foissner, 1998 · Chromista (Kingdom) > Ciliophora (Phylum) > Karyorelictea (Class) > Karyorelictida (Order) > Geleiidae (Family)
  Gelochelidon
      Gelochelidon Brehm, 1831 accepted as Gelochelidon Brehm, 1831 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Charadriiformes (Order) > Sternidae (Family)
      Gelochelidon Brehm, 1830 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Charadriiformes (Order) > Sternidae (Family)
  Geloina
      Geloina Gray, 1842 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Cyrenidae (Family)
      Geloina Gray, 1840 † accepted as Geloina Gray, 1842 (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Cyrenidae (Family)
  Gelonia
  Gelonia Meek, 1876 † accepted as Geloina Gray, 1842 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Cyrenidae (Family)
  Gelonia Meyrick, 1885 accepted as Gellonia Meyrick, 1884 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Geometridae (Family)
  Gelonium
      Gelonium J. Gaertner, 1791 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Sapindales (Order) > Sapindaceae (Family)
  Gelonium Roxburgh ex Willdenow, 1806 accepted as Suregada Roxburgh ex Rottler, 1803 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Euphorbiaceae (Family)
  Gematis
      Gematis Sturm, 1826 accepted as Gematis Dejean, 1821 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
      Gematis Dejean, 1821 accepted as Geniates Kirby, 1819 (junior subjective synonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
  Gemella
      Gemella Berger, 1960 (Approved Lists, 1980) · Bacteria (Kingdom) > Bacillota (Phylum) > Bacilli (Class) > Caryophanales (Order) > Gemellaceae (Family)
      Gemella Adams, 1858 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
      Gemella J. Hill, 1761 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
  Gemella Loureiro, 1790 accepted as  · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Sapindales (Order) > Sapindaceae (Family)
  Gemellaria
      Gemellaria Lamouroux, 1827 (uncertain)· Animalia (Kingdom) > Bryozoa (Phylum) > Bryozoa (awaiting allocation) (Class) > Bryozoa (awaiting allocation) (Order) > Bryozoa (awaiting allocation) (Family)
      Gemellaria Haeckel, 1879 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
  Gemellaria Allman, 1872 accepted as Zanclea Gegenbaur, 1856 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Anthoathecata (Order) > Zancleidae (Family)
  Gemellaria C. Pinel ex Lemaire, 1855 accepted as Gemellaria C. Pinel ex Lemaire, 1855 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Bromeliaceae (Family)
  Gemellaria Canu & Bassler, 1920 † accepted as Eucratea Lamouroux, 1812 · Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Cheilostomatida (Order) > Pasytheidae (Family)
  Gemelliporidra
      Gemelliporidra Canu & Bassler, 1927 · Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Cheilostomatida (Order) > Hippaliosinidae (Family)
      Gemelliporidra Canu & Bassler, 1925 † accepted as Gemelliporidra Canu & Bassler, 1927 (nomen nudum)· Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Cheilostomatida (Order) > Hippaliosinidae (Family)
  Gemellitheca
      Gemellitheca R.H. Wagner, C.R. Hill & A.A. El-Khayal, 1985 † · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Marattiales (Order) > Asterothecaceae (Family)
      Gemellitheca Winston & Jackson, 2021 · Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Cheilostomatida (Order) > Bitectiporidae (Family)
  Geminaria
      Geminaria Coquillett, 1894 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Bombyliidae (Family)
  Geminaria C.S. Rafinesque, 1824 accepted as Phyllanthus Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Phyllanthaceae (Family)
  Geminella
  Geminella J. Schröter, 1870 accepted as Schroeteria G. Winter, 1881 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)
      Geminella Szczechura, 1994 † · Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Cheilostomatida (Order) > Catenicellidae (Family)
      Geminella Billard, 1925 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Leptothecata (Order) > Sertulariidae (Family)
      Geminella Turpin, 1828 · Plantae (Kingdom) > Chlorophyta (Phylum) > Trebouxiophyceae (Class) > Chlorellales (Order) > Chlorellaceae (Family)
  Geminites
      Geminites Baloge & Cariou, 1997 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Ammonitida (Order) > Ammonitida (awaiting allocation) (Family)
      Geminites Baloge & Cariou, 2001 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Ammonitida (Order) > Ammonitida (awaiting allocation) (Family)
  Geminoropa
      Geminoropa Iredale, 1933 accepted as Geminoropa Kershaw, 1955 (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Charopidae (Family)
      Geminoropa Kershaw, 1955 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Charopidae (Family)
  Gemma
      Gemma Deshayes, 1853 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Veneridae (Family)
  Gemma V.A. Luchinina in I.T. Zhuravleva et al., 1982 † accepted as Gemma V.A. Luchinina in I.T. Zhuravleva et al., 1982 † · Biota incertae sedis (Kingdom) > Acritarcha (Phylum) >  (Class) >  (Order) >  (Family)
      Gemma Wagner, 1907 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Cycloneritimorpha (Order) > Helicinidae (Family)
      Gemma Hazay, 1884 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Zonitidae (Family)
  Gemmaria
      Gemmaria McCrady, 1859 accepted as Zanclea Gegenbaur, 1856 (junior subjective synonym)· Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Anthoathecata (Order) > Zancleidae (Family)
  Gemmaria McCrady, 1857 accepted as Palythoa Lamouroux, 1816 · Animalia (Kingdom) > Cnidaria (Phylum) > Hexacorallia (Class) > Zoantharia (Order) > Zoanthidae (Family)
  Gemmaria Duchassaing & Michelotti, 1860 accepted as Haplotella Stechow, 1919 · Animalia (Kingdom) > Cnidaria (Phylum) > Hexacorallia (Class) > Zoantharia (Order) > Sphenopidae (Family)
      Gemmaria R.A. Salisbury, 1866 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Amaryllidaceae (Family)
  Gemmatricolpites
      Gemmatricolpites R.L. Pierce, 1961 † · Plantae (Kingdom) > Sporae dispersae (Phylum) >  (Class) >  (Order) >  (Family)
  Gemmatricolpites P.M.J. Van Hoeken-Klinkenberg, 1964 † accepted as  · Plantae (Kingdom) > Sporae dispersae (Phylum) >  (Class) >  (Order) >  (Family)
  Gemmellaria
      Gemmellaria Munier-Chalmas, 1873 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
  Gemmellaria Fabiani & Ruiz, 1933 † accepted as Sicelia † · Animalia (Kingdom) > Brachiopoda (Phylum) > Strophomenata (Class) > Strophomenatida (Order) > Meekellidae (Family)
  Gemmellaroceras
      Gemmellaroceras Toumansky, 1937 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
      Gemmellaroceras Hyatt in Eastman-Zittel, 1900 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Ammonitida (Order) > Ammonoidea (awaiting allocation) (Family)
  Gemmellaroia
      Gemmellaroia Lyssenko in Lyssenko & Aliev, 1990 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Heterostropha (Order) > Heterostrophia (awaiting allocation) (Family)
      Gemmellaroia Cossmann, 1898 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Strophomenata (Class) > Productida (Order) > Gemmellaroiidae (Family)
  Gemmula
      Gemmula Weinkauff, 1875 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Turridae (Family)
      Gemmula Seguenza, 1876 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
  Gemmulina
      Gemmulina d'Orbigny in Cuvier, 1838 (uncertain)· Protozoa (Kingdom) >  (Phylum) > Protozoa (awaiting allocation) (Class) >  (Order) >  (Family)
      Gemmulina E. Descals & L. Marvanová in E. Descals et al., 1999 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)
  Gena
      Gena Gray, 1840 accepted as Gena Gray, 1842 (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Trochida (Order) > Trochidae (Family)
  Gena Gray, 1842 accepted as Stomatella Lamarck, 1816 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Trochida (Order) > Trochidae (Family)
  Genarches
      Genarches Förster, 1868 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
  Genarches Looss, 1902 accepted as Progonus Looss, 1899 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Plagiorchiida (Order) > Derogenidae (Family)
  Genea
      Genea Vittadini, 1831 · Fungi (Kingdom) > Ascomycota (Phylum) > Pezizomycetes (Class) > Pezizales (Order) > Pyronemataceae (Family)
      Genea Rondani, 1850 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)
  Genea (Dumortier) Dumortier, 1868 accepted as Bromus Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)
  Genea Bellardi, 1873 † accepted as Andonia Harris & Burrows, 1891 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Turridae (Family)
  Geneion
  Geneion Bibron in Duméril, 1855 accepted as Lagocephalus Swainson, 1839 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Tetraodontiformes (Order) > Tetraodontidae (Family)
      Geneion Troschel, 1856 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
  Genestia
      Genestia Stål, 1858 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
      Genestia Théry, 1923 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)
  Genestiella
  Genestiella Giachino, 1992 accepted as Genestiellina Giachino, 1996 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Leiodidae (Family)
      Genestiella Fennah, 1969 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
  Genetta
      Genetta G. Cuvier, 1816 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Carnivora (Order) > Viverridae (Family)
  Genetta Oken, 1816 accepted as Genetta G. Cuvier, 1816 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Carnivora (Order) > Viverridae (Family)
  Genetyllis
  Genetyllis A.P. de Candolle, 1828 accepted as Darwinia Rudge, 1815 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Myrtales (Order) > Myrtaceae (Family)
  Genetyllis Malmgren, 1865 accepted as Nereiphylla Blainville, 1828 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Phyllodocida (Order) > Phyllodocidae (Family)
  Geniates
      Geniates Heine & Reichenow, 1890 accepted as Chotorea Bonaparte, 1854 (junior homonym)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Piciformes (Order) > Ramphastidae (Family)
      Geniates Kirby, 1819 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
  Genicularia
      Genicularia Quenstedt, 1858 † · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Sabellida (Order) > Serpulidae (Family)
      Genicularia Rifai & R.C. Cooke, 1966 · Fungi (Kingdom) > Ascomycota (Phylum) > Orbiliomycetes (Class) > Orbiliales (Order) > Orbiliaceae (Family)
  Genicularia De Bary, 1858 accepted as Genicularina E.A. Molinari-Novoa & M.D. Guiry, 2021 · Plantae (Kingdom) > Charophyta (Phylum) > Zygnematophyceae (Class) > Desmidiales (Order) > Gonatozygaceae (Family)
      Genicularia H.F.A. Roussel, 1806 (uncertain)· Plantae (Kingdom) > Algae (awaiting allocation) (Phylum) > Algae (awaiting allocation) (Class) > Algae (awaiting allocation) (Order) > Algae (awaiting allocation) (Family)
      Genicularia Regenhardt, 1961 † (uncertain)· Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Polychaeta (awaiting allocation) (Order) > Polychaeta (awaiting allocation) (Family)
  Geniculifera
      Geniculifera Rifai, 1975 · Fungi (Kingdom) > Ascomycota (Phylum) > Orbiliomycetes (Class) > Orbiliales (Order) > Orbiliaceae (Family)
      Geniculifera Muir-Wood & Cooper, 1960 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Strophomenata (Class) > Productida (Order) > Productellidae (Family)
  Genioclymenia
  Genioclymenia Gillet, 1924 [2] † accepted as Genuclymenia Wedekind, 1908 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Clymeniida (Order) > Cymaclymeniidae (Family)
  Genioclymenia Gillet, 1924 † accepted as Gonioclymenia Hyatt, 1884 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Clymeniida (Order) > Gonioclymeniidae (Family)
  Genista
      Genista Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)
  Genista Duhamel du Monceau, 1755 accepted as  · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)
      Genista Bigot, 1854 accepted as Lasioptera Meigen, 1818 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Cecidomyiidae (Family)
  Genistella
  Genistella L. Léger & M. Gauthier, 1932 accepted as Legeriomyces Z. Pouzar, 1972 · Fungi (Kingdom) > Zygomycota (Phylum) > Kickxellomycetes (Class) > Harpellales (Order) > Legeriomycetaceae (Family)
      Genistella Moench, 1794 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)
  Genistella Ortega, 1773 accepted as Genista Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)
  Gennadas
      Gennadas Spence Bate, 1881 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Benthesicymidae (Family)
  Gennadas Heine & Reichenow, 1890 accepted as Gennadas Heine & Reichenow, 1890 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
  Gennadius
      Gennadius Heinrich, 1956 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Pyralidae (Family)
  Gennadius Jordan & Seale, 1907 accepted as Centrogenys Richardson, 1842 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Centrogenyidae (Family)
  Genoneura
      Genoneura Dlabola, 1994 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
      Genoneura Matthew, 1889 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Orthoptera (awaiting allocation) (Family)
  Gentilia
  Gentilia L. Beille, 1907 accepted as Bridelia Willdenow, 1806 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Phyllanthaceae (Family)
      Gentilia Lambert, 1918 † · Animalia (Kingdom) > Echinodermata (Phylum) > Echinoidea (Class) > Cassiduloida (Order) > Cassiduloida incertae sedis (Family)
  Gentingia
      Gentingia Robinson, 1986 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Tineidae (Family)
      Gentingia J.T. Johansson & K.M. Wong, 1988 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)
  Genuchinus
      Genuchinus Westwood, 1874 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
      Genuchinus Kirby, 1825 accepted as Genuchus Kirby, 1825 (misspelling - incorrect subsequent spelling)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
  Geobatus
      Geobatus Dejean, 1833 accepted as Geobatus Boisduval, 1835 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
      Geobatus Boisduval, 1835 accepted as Maechidius Macleay, 1819 (junior subjective synonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
  Geobdella
      Geobdella de Blainville, 1827 accepted as Trocheta Dutrochet, 1817 (junior subjective synonym)· Animalia (Kingdom) > Annelida (Phylum) > Clitellata (Class) > Arhynchobdellida (Order) > Erpobdellidae (Family)
      Geobdella Whitman, 1886 accepted as Chtonobdella Grube, 1866 (junior subjective synonym)· Animalia (Kingdom) > Annelida (Phylum) > Clitellata (Class) > Arhynchobdellida (Order) > Haemadipsidae (Family)
  Geobia
  Geobia Montrouzier, 1858 accepted as Adrisa Amyot & Serville, 1843 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Cydnidae (Family)
      Geobia Diesing, 1862 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Turbellaria (Class) > Tricladida (Order) > Geoplanidae (Family)
  Geobia Étallon, 1860 accepted as Geodia Lamarck, 1815 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Astrophorida (Order) > Geodiidae (Family)
  Geobius
  Geobius Heer, 1839 accepted as Geodromicus Redtenbacher, 1857 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
      Geobius Dejean, 1831 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
      Geobius Brullé, 1832 accepted as Hybalus Dejean, 1833 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
  Geoborus
      Geoborus Dejean, 1834 accepted as Geoborus Blanchard, 1842 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
  Geoborus Lacordaire, 1859 accepted as Geoborus Blanchard, 1842 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
      Geoborus Blanchard, 1842 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
  Geocarpus
      Geocarpus F. Kinkelin, 1884 † (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Magnoliopsida (awaiting allocation)  (Order) >  (Family)
  Geocarpus K.I. Goebel, 1915 accepted as  · Plantae (Kingdom) > Marchantiophyta (Phylum) > Marchantiopsida (Class) > Sphaerocarpales (Order) > Sphaerocarpaceae (Family)
  Geocharis
      Geocharis Gistl, 1834 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
      Geocharis (K.M. Schumann) Ridley, 1908 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Zingiberales (Order) > Zingiberaceae (Family)
      Geocharis Ehlers, 1883 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
  Geococcus
      Geococcus Green, 1902 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Pseudococcidae (Family)
      Geococcus J. Drummond ex W.H. Harvey, 1855 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Brassicales (Order) > Brassicaceae (Family)
      Geococcus Francé, 1913 † (uncertain)· Protozoa (Kingdom) > Sarcomastigota (awaiting allocation) (Phylum) >  (Class) >  (Order) > Sarcomastigota (awaiting allocation) (Family)
  Geodites
      Geodites Rafinesque, 1832 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)
      Geodites Carter, 1871 † · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Astrophorida (Order) > Geodiidae (Family)
  Geodromus
  Geodromus Heer, 1841 accepted as Geodromicus Redtenbacher, 1857 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
      Geodromus Dejean, 1829 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
  Geoemys
  Geoemys Bonaparte, 1838 accepted as Geoemyda Gray, 1834 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Testudines (Order) > Bataguridae (Family)
      Geoemys Agassiz, 1846 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)
  Geogonys
      Geogonys Mello-Leitão, 1937 accepted as Guascaleptes Mello-Leitão, 1933 (junior subjective synonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Opiliones (Order) > Gonyleptidae (Family)
      Geogonys Mello-Leitão, 1935 accepted as Geogonys Mello-Leitão, 1937 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Opiliones (Order) > Gonyleptidae (Family)
  Geokichla
      Geokichla Macklot, 1830 accepted as Geokichla Macklot, 1830 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Muscicapidae (Family)
      Geokichla Müller, 1835 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Muscicapidae (Family)
  Geo-Kichla
      Geo-Kichla Macklot, 1830 accepted as Geokichla Macklot, 1830 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Muscicapidae (Family)
  Geo-Kichla Müller, 1835 accepted as Geokichla Müller, 1835 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Muscicapidae (Family)
  Geometra
      Geometra Linnaeus, 1758 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Geometridae (Family)
  Geometra Denis & Schiffermüller, 1775 accepted as Geometra Linnaeus, 1758 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Geometridae (Family)
  Geometra Paetel, 1875 accepted as Geomitra Swainson, 1840 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Helicidae (Family)
  Geomitra
      Geomitra Swainson, 1840 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Geomitridae (Family)
  Geomitra Beccari, 1878 accepted as Thismia W. Griffith, 1845 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Dioscoreales (Order) > Burmanniaceae (Family)
  Geonemus
      Geonemus Schönherr, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
      Geonemus Guerin-Meneville, 1831 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
  Geonomites
  Geonomites Lesquereux, 1878 † accepted as Sabalites G. Saporta, 1865 † · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Arecales (Order) > Arecaceae (Family)
  Geonomites R. de Visiani, 1864 † accepted as Phoenicites A.T. Brongniart, 1828 † · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Arecales (Order) > Arecaceae (Family)
  Geonomus
  Geonomus Gemminger & Harold, 1871 accepted as Geonemus Schönherr, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
  Geonomus Suffrian, 1848 accepted as Geonemus Schönherr, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
  Geonomus Germar, 1829 accepted as Geonemus Schönherr, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
  Geopetalum
  Geopetalum R. Singer, 1951 accepted as Hohenbuehelia S. Schulzer von Müggenburg in Schulzer von Müggenburg et al., 1866 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricales (Order) > Pleurotaceae (Family)
  Geopetalum Patouillard, 1887 accepted as Hohenbuehelia S. Schulzer von Müggenburg in Schulzer von Müggenburg et al., 1866 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricales (Order) > Pleurotaceae (Family)
  Geophagus
  Geophagus Attems, 1897 accepted as Sogophagus Chamberlin, 1912 · Animalia (Kingdom) > Arthropoda (Phylum) > Chilopoda (Class) > Geophilomorpha (Order) > Gonibregmatidae (Family)
      Geophagus Keller, 1887 (uncertain)· Animalia (Kingdom) > Annelida (Phylum) > Clitellata (Class) > Haplotaxida (Order) > Glossoscolecidae (Family)
      Geophagus Heckel, 1840 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Cichlidae (Family)
  Geophila
      Geophila D. Don, 1825 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)
  Geophila Bergeret, 1803 accepted as Geophila Bergeret, 1803 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Liliales (Order) > Liliaceae (Family)
  Geophila Quélet, 1886 accepted as Psilocybe (E.M. Fries) P. Kummer, 1871 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricales (Order) > Strophariaceae (Family)
  Geophilus
  Geophilus Gistel, 1834 accepted as Psammodius Fallén, 1807 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
      Geophilus Selby, 1835 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Columbiformes (Order) > Columbidae (Family)
      Geophilus Bertoni, 1901 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Coraciiformes (Order) > Coraciiformes (awaiting allocation) (Family)
      Geophilus Leach, 1814 · Animalia (Kingdom) > Arthropoda (Phylum) > Chilopoda (Class) > Geophilomorpha (Order) > Geophilidae (Family)
  Geophilus Koch, 1847 accepted as Geophilus Leach, 1814 · Animalia (Kingdom) > Arthropoda (Phylum) > Chilopoda (Class) > Geophilomorpha (Order) > Geophilidae (Family)
  Geophilus Broun, 1880 accepted as Geochus Broun, 1882 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
  Geophilus Schönherr, 1823 accepted as Brachyomus Lacordaire, 1863 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
  Geoplana
      Geoplana Schultze & Müller, 1857 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Turbellaria (Class) > Tricladida (Order) > Geoplanidae (Family)
  Geoplana Stimpson, 1857 accepted as Geoplana Schultze & Müller, 1857 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Turbellaria (Class) > Tricladida (Order) > Geoplanidae (Family)
  Geopora
      Geopora Harkness, 1885 · Fungi (Kingdom) > Ascomycota (Phylum) > Pezizomycetes (Class) > Pezizales (Order) > Pyronemataceae (Family)
      Geopora Pace, 1985 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
  Geopyris
  Geopyris Blanchard, 1845 accepted as Geopyris Dejean, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Lampyridae (Family)
  Geopyris Dejean, 1833 accepted as Phosphaenus Laporte, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Lampyridae (Family)
  Georgella
  Georgella Conil & Lys, 1977 † accepted as Nevillea Conil & Lys in Conil, Longerstaey & Ramsbottom, 1980 † · Chromista (Kingdom) > Retaria (Phylum) > Tubothalamea (Class) > Fusulinida (Order) > Tournayellidae (Family)
  Georgella Koenike, 1907 accepted as Hydryphantes Koch, 1842 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Actinedida (Order) > Hydryphantidae (Family)
  Georgia
      Georgia Wilson, 1911 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Aphididae (Family)
  Georgia G.K.W.H. Karsten, 1858 accepted as  · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Arecales (Order) > Arecaceae (Family)
      Georgia Ochev, 1976 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Sauropterygia incertae sedis (Order) > Sauropterygia (awaiting allocation) (Family)
  Georgia F. Ehrhart ex Müller Hal., 1848 accepted as Tetraphis J. Hedwig, 1801 · Plantae (Kingdom) > Bryophyta (Phylum) > Tetraphidopsida (Class) > Tetraphidales (Order) > Tetraphidaceae (Family)
      Georgia Bourguignat in Révoil, 1882 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Pomatiidae (Family)
      Georgia Baird & Girard, 1853 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Colubridae (Family)
      Georgia Thomson, 1857 accepted as Georgiana Aurivillius, 1912 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
  Georgia Hull, 1918 accepted as Dactylothrombium Feider, 1952 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Actinedida (Order) > Microtrombidiidae (Family)
  Georgiana
      Georgiana Aurivillius, 1912 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
      Georgiana Fresneda, Giachino, Salgado Costas, Faille, Bourdeau, Cieslak & Ribera, 2024 accepted as Vailatia Fresneda, Giachino & Salgado, 2025 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Leiodidae (Family)
  Georgina
  Georgina Walter, 1972 † accepted as Jacutophyton Schapavalova, 1965 † · Bacteria (Kingdom) > Cyanobacteriota (Phylum) > Cyanophyceae (Class) > Conophytonida (Order) >  (Family)
      Georgina Key, 1976 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Morabidae (Family)
      Georgina Wade, 1977 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Actinocerida (Order) > Actinocerida (awaiting allocation) (Family)
  Georgina Willdenow, 1803 accepted as Dahlia Cavanilles, 1791 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
  Georginus
      Georginus Jakobson, 1913 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
      Georginus Semenov-Tian-Shankskii, 1925 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
  Georgus
      Georgus Thiele in Troschel, 1893 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
      Georgus Gómez, 2018 accepted as Kaius Gómez, 2024 (junior subjective synonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Harpacticoida (Order) > Argestidae (Family)
  Georychus
      Georychus Fleming, 1822 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Rodentia (Order) > Muridae (Family)
      Georychus Illiger, 1811 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Rodentia (Order) > Bathyergidae (Family)
  Georyssus
      Georyssus Agassiz, 1846 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Hydrophilidae (Family)
  Georyssus Stephens, 1828 accepted as Georissus Latreille, 1809 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Hydrophilidae (Family)
  Geospiza
      Geospiza Gould, 1837 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Fringillidae (Family)
      Geospiza Gloger, 1842 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
  Geotrecha
  Geotrecha Gistl, 1848 accepted as Geotrecha Gistl, 1848 · Animalia (Kingdom) > Echinodermata (Phylum) > Echinoidea (Class) > Clypeasteroida (Order) > Scutellidae (Family)
  Geotrecha Emerton, 1888 accepted as Castianeira Keyserling, 1880 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Corinnidae (Family)
  Geotrechus
      Geotrechus Jeannel, 1919 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
      Geotrechus Moore, 1972 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
  Geotrochus
      Geotrochus van Hasselt, 1823 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Trochomorphidae (Family)
      Geotrochus Swainson, 1832 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Pleurodontidae (Family)
  Geotrupes
  Geotrupes Cuvier, 1798 accepted as Sericotrupes Zunino, 1984 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Geotrupidae (Family)
      Geotrupes Fabricius, 1798 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Geotrupidae (Family)
      Geotrupes Latreille, 1796 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Geotrupidae (Family)
  Geotus
      Geotus Rafinesque, 1815 accepted as Geotus Rafinesque, 1815 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)
  Geotus Pilát & Svrček, 1953 accepted as Arrhenia E.M. Fries, 1849 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricales (Order) > Tricholomataceae (Family)
  Gephyra
  Gephyra Koch, 1878 accepted as Amphianthus Hertwig, 1882 · Animalia (Kingdom) > Cnidaria (Phylum) > Hexacorallia (Class) > Actiniaria (Order) > Hormathiidae (Family)
      Gephyra Walker, 1859 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Pyralidae (Family)
  Gephyra Koch in Koch (Keyserling), 1873 accepted as Gephyrota Strand, 1932 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Philodromidae (Family)
  Gephyrella
      Gephyrella Dyar, 1914 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Pyralidae (Family)
  Gephyrella Mello-Leitão, 1918 accepted as Gephyrellula Strand, 1932 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Philodromidae (Family)
  Gephyroneura
      Gephyroneura Turner, 1921 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Anthelidae (Family)
      Gephyroneura Turner, 1919 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Bombycidae (Family)
  Gephyroneura Obraztsov, 1968 accepted as Mehteria Koçak, 1981 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Tortricidae (Family)
  Gephyrophora
      Gephyrophora Busk, 1884 · Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Cheilostomatida (Order) > Gigantoporidae (Family)
  Gephyrophora Karsch, 1896 accepted as Eukarschia Fletcher in Fletcher & Nye, 1982 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Limacodidae (Family)
  Gephyropsis
      Gephyropsis Warshauer & Berdan, 1982 † · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Ostracoda (awaiting allocation) (Order) > Ostracoda (awaiting allocation) (Family)
      Gephyropsis Carlgren, 1925 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Hexacorallia (Class) > Actiniaria (Order) > Hormathiidae (Family)
  Geracus
      Geracus Matthew, 1897 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Insecta (awaiting allocation) (Order) > Insecta (awaiting allocation) (Family)
  Geracus Hustache, 1951 accepted as Geraeus Pascoe, 1889 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
  Geraeocormobius
  Geraeocormobius Roewer, 1923 accepted as Geraecormobius Holmberg, 1887 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Opiliones (Order) > Gonyleptidae (Family)
      Geraeocormobius Holmberg, 1887 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Arachnida (awaiting allocation) (Order) > Arachnida (awaiting allocation) (Family)
  Geraeopsis
  Geraeopsis Casey, 1920 accepted as Parageraeus Casey, 1922 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
      Geraeopsis Champion, 1908 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
  Geranopus
      Geranopus White, 1916 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Stratiomyidae (Family)
      Geranopus Kaup, 1848 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
  Geranus
      Geranus Bonaparte, 1854 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
  Geranus Sharp, 1877 accepted as Sphaenelater Schwarz, 1902 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elateridae (Family)
  Gerardia
  Gerardia Linnaeus, 1753 accepted as Stenandrium C.G.D. Nees in Lindley, 1836 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Acanthaceae (Family)
  Gerardia Lacaze-Duthiers, 1864 accepted as Savalia Nardo, 1844 · Animalia (Kingdom) > Cnidaria (Phylum) > Hexacorallia (Class) > Zoantharia (Order) > Parazoanthidae (Family)
      Gerardia Pic, 1954 accepted as Piccula Bousquet & Bouchard, 2015 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
  Gerardia accepted as Gerarda Gray, 1849 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Colubridae (Family)
  Gerardia G. Bentham in A.P. de Candolle, 1846 accepted as Agalinis Rafinesque, 1837 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Orobanchaceae (Family)
  Gerastus
  Gerastus Agassiz, 1846 † accepted as Gerastus Agassiz, 1846 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Proetida (Order) > Proetidae (Family)
      Gerastus Krøyer in Rathbun, 1906 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Crustacea (awaiting allocation) (Class) > Crustacea (awaiting allocation) (Order) > Crustacea (awaiting allocation) (Family)
  Gerbera
  Gerbera Boehmer, 1760 accepted as  · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
      Gerbera Linnaeus, 1758 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
  Gerdia
      Gerdia Menge, 1869 † · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Hersiliidae (Family)
      Gerdia Miko & Norton, 2010 accepted as Weigmannia Miko & Norton, 2010 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Oribatida (Order) > Damaeidae (Family)
  Gerdius
      Gerdius Townes, 1969 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Ichneumonidae (Family)
      Gerdius Holzschuh, 2009 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
  Gerhardia
      Gerhardia Kistner, 1960 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
  Gerhardia Nielsen & Cohen, 2002 accepted as Thermichthys Nielsen & Cohen, 2005 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Ophidiiformes (Order) > Bythitidae (Family)
  Gerhardtia
      Gerhardtia Dahl, 1907 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Arachnida (awaiting allocation) (Order) > Arachnida (awaiting allocation) (Family)
      Gerhardtia Hyatt, 1903 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
  Gerhardtia Bon, 1994 accepted as Lyophyllum P.A. Karsten, 1881 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricales (Order) > Lyophyllaceae (Family)
  Gerinia
      Gerinia (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Margarodidae (Family)
      Gerinia Leraut, 2009 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Geometridae (Family)
  Gerlachia
  Gerlachia Boulenger in Harmer & Shipley, 1904 accepted as Gerlachea Dollo, 1900 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Bathydraconidae (Family)
  Gerlachia W. Gams & E. Müller, 1980 accepted as Microdochium H. Sydow, 1924 · Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Xylariales (Order) > Microdochiaceae (Family)
  Germanites
      Germanites Schindewolf, 1929 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Cephalopoda (awaiting allocation) (Order) > Cephalopoda (awaiting allocation) (Family)
      Germanites Mascke, 1906 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
  Germanites Westermann, 1954 † accepted as Alfeldites Westermann, 1975 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Ammonitida (Order) > Ammonoidea (awaiting allocation) (Family)
  Germaria
      Germaria Robineau-Desvoidy, 1830 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)
      Germaria K.B. Presl, 1851 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Rosales (Order) > Rosaceae (Family)
  Germaria Jeanne, 1972 accepted as Germarina Jeanne, 1985 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
      Germaria Laporte, 1832 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
      Germaria K.B. Presl in Sternberg, 1838 † accepted as Todites A.C. Seward, 1900 † (unavailable name)· Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Osmundales (Order) > Osmundaceae (Family)
  Geron
      Geron Meigen, 1820 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Bombyliidae (Family)
      Geron F.H. Cramer, 1966 † · Biota incertae sedis (Kingdom) > Acritarcha (Phylum) >  (Class) >  (Order) >  (Family)
  Gerontia
      Gerontia Hutton, 1882 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Charopidae (Family)
      Gerontia Schaus, 1904 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
  Gerris
  Gerris Swainson, 1839 accepted as Gerres Quoy & Gaimard, 1824 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Gerreidae (Family)
      Gerris Fabricius, 1794 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Gerridae (Family)
  Gerstfeldtia
      Gerstfeldtia Clessin, 1880 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
  Gerstfeldtia Sabussowa, 1911 accepted as  · Animalia (Kingdom) > Platyhelminthes (Phylum) > Turbellaria (Class) > Tricladida (Order) > Dendrocoelidae (Family)
  Gertia
      Gertia Soares & Soares, 1946 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Opiliones (Order) > Gonyleptidae (Family)
      Gertia K. Takahashi & M. Iwataki in Takahashi et al., 2019 · Chromista (Kingdom) > Miozoa (Phylum) > Dinophyceae (Class) > Gymnodiniales (Order) > Kareniaceae (Family)
  Gertrudia
  Gertrudia Herzog, 1916 accepted as  · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Pottiales (Order) > Pottiaceae (Family)
  Gertrudia K.M. Schumann in K.M. Schumann & Lauterbach, 1900 accepted as Ryparosa Blume, 1826 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Achariaceae (Family)
  Gervaisia
  Gervaisia Waga, 1858 accepted as Trachysphaera Heller, 1858 · Animalia (Kingdom) > Arthropoda (Phylum) > Diplopoda (Class) > Glomerida (Order) > Doderiidae (Family)
      Gervaisia Harrison & Walker, 1976 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Phoenicopteriformes (Order) > Phoenicopteridae (Family)
      Gervaisia Bonaparte, 1854 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
      Gervaisia Robineau-Desvoidy, 1863 accepted as Blondelia Robineau-Desvoidy, 1830 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)
  Geryon
      Geryon Krøyer, 1837 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Geryonidae (Family)
      Geryon Gombos, 1982 † (uncertain)· Chromista (Kingdom) > Cercozoa (Phylum) > Thecofilosea (Class) > Ebriida (Order) > Ebriida (awaiting allocation) (Family)
  Geryonia
      Geryonia Schrank ex Hoppe, 1818 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Saxifragales (Order) > Saxifragaceae (Family)
      Geryonia Péron & Lesueur, 1810 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Trachylina (Order) > Geryoniidae (Family)
  Gesneria
      Gesneria Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Gesneriaceae (Family)
      Gesneria Robineau-Desvoidy, 1830 accepted as Gesneriodes Villeneuve, 1909 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Sarcophagidae (Family)
      Gesneria Hübner, 1825 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
  Gesonia
      Gesonia Walker, 1858 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
  Gesonia Stål, 1878 accepted as Gesonula Uvarov, 1940 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Acrididae (Family)
  Gestroa
  Gestroa Bolivar, 1898 accepted as Gestroana Berg, 1898 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Tetrigidae (Family)
  Gestroa Beccari, 1877 accepted as Erythrospermum Lamarck, 1792 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Achariaceae (Family)
      Gestroa Pini, 1876 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
  Gestroania
      Gestroania Csiki, 1932 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
      Gestroania Liebke, 1938 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
  Gethosyne
      Gethosyne R.A. Salisbury, 1866 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Liliales (Order) > Liliaceae (Family)
      Gethosyne Warren, 1896 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
  Geum
  Geum P. Miller, 1754 accepted as  · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Saxifragales (Order) > Saxifragaceae (Family)
      Geum Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Rosales (Order) > Rosaceae (Family)
  Geunsia
  Geunsia Blume, 1823 accepted as Callicarpa Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Lamiaceae (Family)
  Geunsia Rafinesque, 1840 accepted as  · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Rosales (Order) > Rosaceae (Family)
  Geunsia Necker ex Rafinesque, 1838 accepted as  · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Acanthaceae (Family)
  Geyeria
      Geyeria Buchecker, ? 1880 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
      Geyeria Buckman, 1899 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
      Geyeria Fucini, 1901 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
  Geyeria A. J. Wagner, 1914 accepted as Plagigeyeria Tomlin, 1930 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Hydrobiidae (Family)
  Geyeria Carapezza & Schopen, 1899 † accepted as Carapezzia Tomlin, 1930 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Rhynchonellida (Order) > Peregrinellidae (Family)
  Ghiesbreghtia
  Ghiesbreghtia A. Richard & H.G. Galeotti, 1845 accepted as Calanthe R. Brown, 1821 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
  Ghiesbreghtia A. Gray, 1873 accepted as Eremogeton Standley & L.O. Williams, 1953 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Scrophulariaceae (Family)
      Ghiesbreghtia Baker, 1941 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
  Ghinia
  Ghinia Bubani, 1901 accepted as  · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Brassicales (Order) > Brassicaceae (Family)
  Ghinia Schreber, 1789 accepted as Tamonea Aublet, 1775 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Verbenaceae (Family)
  Giardia
      Giardia Ancey, 1907 accepted as Anceyoconcha Tumpeesuwan & Tumpeesuwan in Nahok et al., 2020 (junior homonym)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Camaenidae (Family)
      Giardia Künstler, 1882 · Protozoa (Kingdom) > Metamonada (Phylum) > Eopharyngea (Class) > Diplomonadida (Order) > Giardiidae (Family)
  Gibbaspira
      Gibbaspira McLean, 1971 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Pseudomelatomidae (Family)
      Gibbaspira He, 1985 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Gastropoda (awaiting allocation) (Order) > Gastropoda (awaiting allocation) (Family)
  Gibbaster
      Gibbaster Seunes, 1889 † (uncertain)· Animalia (Kingdom) > Echinodermata (Phylum) > Echinodermata (awaiting allocation) (Class) > Echinodermata (awaiting allocation) (Order) > Echinodermata (awaiting allocation) (Family)
  Gibbaster Gauthier, 1887 † accepted as Micraster L. Agassiz, 1835 † · Animalia (Kingdom) > Echinodermata (Phylum) > Echinoidea (Class) > Spatangoida (Order) > Micrasteridae (Family)
  Gibberella
      Gibberella Abushik, 1958 † · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Leperditicopida (Order) > Leperditicopida (awaiting allocation) (Family)
      Gibberella P.A. Saccardo, 1877 · Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Hypocreales (Order) > Nectriaceae (Family)
  Gibberella Miller, 1961 accepted as Ageniaspis Dahlbom, 1857 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Encyrtidae (Family)
  Gibberidea
  Gibberidea (E.M. Fries) O. Kuntze, 1898 accepted as Cucurbitaria Gray, 1821 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Pleosporales (Order) > Cucurbitariaceae (Family)
      Gibberidea Fuckel, 1870 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Dothideomycetes incertae sedis (Order) > Dothideomycetes incertae sedis (Family)
  Gibbesia
      Gibbesia Manning & Heard, 1997 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Stomatopoda (Order) > Squillidae (Family)
      Gibbesia J.K. Small, 1898 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Caryophyllaceae (Family)
  Gibbium
      Gibbium Gray, 1842 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
      Gibbium Scopoli, 1777 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Ptinidae (Family)
      Gibbium Gray, 1840 accepted as Gibbium Gray, 1840 (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
  Gibbonota
      Gibbonota Heinrich, 1937 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
      Gibbonota Salazar & Lopez Vaamonde, 1996 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lycaenidae (Family)
  Gibbonsia
      Gibbonsia Bourguignat, 1889 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
      Gibbonsia Cooper, 1864 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Clinidae (Family)
  Gibbostethus
  Gibbostethus Anderson, 1988 accepted as Apleurus Chevrolat, 1873 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
      Gibbostethus Anderson, 1987 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
  Gibbsia
      Gibbsia Rendle in Gibbs, 1917 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Rosales (Order) > Urticaceae (Family)
      Gibbsia Levine, 1986 · Chromista (Kingdom) > Miozoa (Phylum) > Coccidiomorphea (Class) > Adeleida (Order) > Adeleidae (Family)
  Gibbula
      Gibbula Risso, 1826 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Trochida (Order) > Trochidae (Family)
  Gibbula Schallreuter, 1996 † accepted as Gibba Fuchs, 1919 † · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Palaeocopida (Order) > Palaeocopida (awaiting allocation) (Family)
      Gibbula Böttger, 1877 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Clausiliidae (Family)
  Gibbulina
      Gibbulina Beck, 1837 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
      Gibbulina Drouet, 1855 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
  Gibellia
      Gibellia P.A. Saccardo, 1885 · Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Diaporthales (Order) > Melanconidaceae (Family)
      Gibellia Passerini, 1886 accepted as Gibellina Passerini, 1886 (junior homonym)· Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Phyllachorales (Order) > Phyllachoraceae (Family)
  Gibosia
      Gibosia Okamoto, 1913 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Plecoptera (Order) > Perlidae (Family)
  Gibosia Claassen, 1940 accepted as Gibosia Okamoto, 1913 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Plecoptera (Order) > Perlidae (Family)
  Gibsonia
      Gibsonia Gajevskaja & Rodjuk, 1988 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Plagiorchiida (Order) > Lepidapedidae (Family)
  Gibsonia Massee, 1909 accepted as Melanospora Corda, 1837 · Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Melanosporales (Order) > Ceratostomataceae (Family)
  Giebelia
  Giebelia Trouessart, 1916 accepted as Zachvatkinia Dubinin, 1949 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Astigmata (Order) > Avenzoariidae (Family)
      Giebelia Kellogg, 1896 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Phthiraptera (Order) > Philopteridae (Family)
      Giebelia Townsend, 1921 † accepted as Agiebelia Townsend, 1933 † (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Oestridae (Family)
  Gigalimosina
      Gigalimosina Rohácek, 1982 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Sphaeroceridae (Family)
      Gigalimosina Rohácek, 1983 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Sphaeroceridae (Family)
  Gigantea
  Gigantea Stackhouse, 1816 accepted as Laminaria J.V.F. Lamouroux, 1813 · Chromista (Kingdom) > Heterokontophyta (Phylum) > Phaeophyceae (Class) > Laminariales (Order) > Laminariaceae (Family)
      Gigantea Ogren & Kawakatsu, 1990 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Turbellaria (Class) > Tricladida (Order) > Geoplanidae (Family)
  Gigantella
  Gigantella Sarytcheva, 1928 † accepted as Gigantoproductus Prentice, 1950 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Strophomenata (Class) > Productida (Order) > Monticuliferidae (Family)
  Gigantella Ekman, 1905 accepted as Limnocalanus G.O. Sars, 1863 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Calanoida (Order) > Centropagidae (Family)
  Giganteopalpus
  Giganteopalpus Franz, 1953 accepted as Monstropalpus Franz, 1954 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
      Giganteopalpus Huwe, 1895 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Sphingidae (Family)
  Gigantipitta
      Gigantipitta Bonaparte, 1854, nom. nud. accepted as Pitta Vieillot, 1816 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Pittidae (Family)
  Gigantipitta Bonaparte, 1854 accepted as Pitta Vieillot, 1816 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Pittidae (Family)
  Gigantoceras
      Gigantoceras Hyatt in Eastman-Zittel, 1900 † accepted as Heracloceras Teichert, 1940 † (junior homonym)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
      Gigantoceras Holland, 1893 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Nolidae (Family)
  Gigantocypris
      Gigantocypris Skogsberg, 1920 · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Myodocopida (Order) > Cypridinidae (Family)
      Gigantocypris Müller, 1895 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Myodocopida (Order) > Cypridinidae (Family)
  Gigantopora
      Gigantopora Looss, 1907 (uncertain)· Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Trematoda (awaiting allocation) (Order) > Trematoda (awaiting allocation) (Family)
      Gigantopora Ridley, 1881 · Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Cheilostomatida (Order) > Gigantoporidae (Family)
  Gigantopteris
      Gigantopteris H.T. Geyler, 1886 † · Plantae (Kingdom) > Tracheophyta (Phylum) > Pteridospermopsida (Class) > Gigantopteridales (Order) > Gigantopteridaceae (Family)
  Gigantopteris H. Yabe, 1904 † accepted as Gigantopteris H.T. Geyler, 1886 † · Plantae (Kingdom) > Tracheophyta (Phylum) > Pteridospermopsida (Class) > Gigantopteridales (Order) > Gigantopteridaceae (Family)
      Gigantopteris Schenk in F. von Richthofen, 1883 † accepted as Gigantopteris H.T. Geyler, 1886 † (unavailable name)· Plantae (Kingdom) > Tracheophyta (Phylum) > Pteridospermopsida (Class) > Gigantopteridales (Order) > Gigantopteridaceae (Family)
  Gigantopygus
      Gigantopygus Hupé, 1953 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Redlichiida (Order) > Gigantopygidae (Family)
      Gigantopygus Hupé, 1952 † accepted as Gigantopygus Hupé, 1953 † (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Redlichiida (Order) > Gigantopygidae (Family)
  Gigantorhynchus
      Gigantorhynchus Hamann, 1892 · Animalia (Kingdom) > Acanthocephala (Phylum) > Archiacanthocephala (Class) > Gigantorhynchida (Order) > Gigantorhynchidae (Family)
      Gigantorhynchus Sapel'nikov & Malygina, 1977 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Rhynchonellida (Order) > Leiorhynchidae (Family)
  Gigantosaurus
      Gigantosaurus Seeley, 1869 † · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Saurischia (Order) > Otozoidae (Family)
  Gigantosaurus Fraas, 1908 † accepted as Tornieria Sternfeld, 1911 † · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Saurischia (Order) > Diplodocidae (Family)
  Gigantotermes
      Gigantotermes Haase, 1890 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Neuroptera (Order) > Neuroptera (awaiting allocation) (Family)
  Gigantotermes Engel, Barden & Grimaldi in Engel et al., 2016 † accepted as Ginormotermes Engel, Barden & Grimaldi, 2016 † · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Blattodea (Order) > Euisoptera incertae sedis (Family)
  Gigantotheca
      Gigantotheca Vervoort & Watson, 2003 accepted as Gigantotheca Vervoort & Watson, 2003 (unreplaced junior homonym)· Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Leptothecata (Order) > Sertulariidae (Family)
  Gigantotheca Townsend, 1917 accepted as Blaesoxipha Loew, 1861 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Sarcophagidae (Family)
      Gigantotheca X. Li & Z. Yao, 1983 † (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Pteridospermopsida (Class) > Gigantopteridales (Order) > Gigantopteridaceae (Family)
  Gigliolia
  Gigliolia Goode & Bean, 1895 accepted as Notacanthus Bloch, 1788 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Notacanthiformes (Order) > Notacanthidae (Family)
  Gigliolia Barbosa Rodrigues, 1877 accepted as Octomeria R. Brown in W.T. Aiton, 1813 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
  Gigliolia Beccari, 1877 accepted as Areca Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Arecales (Order) > Arecaceae (Family)
  Gigoutella
      Gigoutella Hupé in Piveteau, 1953, nom. nud. † accepted as Gigoutella Hupé, 1953 † (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Ptychopariida (Order) > Palaeolenidae (Family)
      Gigoutella Hupé, 1953 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Ptychopariida (Order) > Palaeolenidae (Family)
  Gilarovella
  Gilarovella Mitrofanov, Sekerskaya & Sharonov, 1983 accepted as Gilarovana Mitrofanov & Sharonov, 1987 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Actinedida (Order) > Eriophyidae (Family)
      Gilarovella Lange, 1974 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Oribatida (Order) > Ctenacaridae (Family)
  Gilbertella
      Gilbertella Hesseltine, 1960 · Fungi (Kingdom) > Zygomycota (Phylum) > Mucoromycetes (Class) > Mucorales (Order) > Choanephoraceae (Family)
  Gilbertella Eigenmann, 1903 accepted as Gilbertolus Eigenmann in Eigenmann & Ogle, 1907 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Characiformes (Order) > Acestrorhynchidae (Family)
  Gilbertella Waite, 1902 accepted as Epinephelides Ogilby, 1899 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Serranidae (Family)
      Gilbertella Turner, 1917 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
  Gilbertia
      Gilbertia Walsingham, 1891 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
  Gilbertia Jordan in Jordan & Eigenmann, 1890 accepted as Hypoplectrodes Gill, 1862 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Serranidae (Family)
  Gilbertia Donk, 1934 accepted as Amanita Persoon, 1797 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricales (Order) > Amanitaceae (Family)
  Gilbertia Cossmann, 1889 † accepted as Gilbertia Cossmann, 1889 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Heterostropha (Order) > Ringiculidae (Family)
  Gilbertia Osella, 1977 accepted as Gilbertiola Osella, 1982 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Brachyceridae (Family)
  Gilbertiella
      Gilbertiella Boutique, 1951 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Magnoliales (Order) > Annonaceae (Family)
  Gilbertiella R. Heim, 1965 accepted as Gyrodon Opatowski, 1836 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Boletales (Order) > Paxillaceae (Family)
  Gilbertina
      Gilbertina R. Heim, 1966 accepted as Gyrodon Opatowski, 1836 (nomen nudum)· Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Boletales (Order) > Paxillaceae (Family)
      Gilbertina E.O. Ulrich in Harriman, 1904 † · Plantae (Kingdom) > Algae (awaiting allocation) (Phylum) > Algae (awaiting allocation) (Class) > Algae (awaiting allocation) (Order) > Algae (awaiting allocation) (Family)
      Gilbertina Morlet, 1888 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Heterostropha (Order) > Ringiculidae (Family)
  Gilbertina Jordan & Starks, 1895 accepted as Gilbertidia Berg, 1898 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Scorpaeniformes (Order) > Psychrolutidae (Family)
  Gilbertiola
      Gilbertiola O'Brien & Wibmer, 1982 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Brachyceridae (Family)
      Gilbertiola Osella, 1982 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Brachyceridae (Family)
  Gilbertsonia
      Gilbertsonia Morris, Dickins & Astafieva-Urbaitis, 1991 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Pholadomyoida (Order) > Pholadomyoida (awaiting allocation) (Family)
      Gilbertsonia E. Parmasto in Lindsey & Nakasone, 2001 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Polyporales (Order) > Laricifomitaceae (Family)
  Gilchristia
      Gilchristia Ito, Van Hoven, Miyazaki & Imai, 2006 accepted as Gilchristina Ito, Ishihara & Imai, 2014 (junior homonym)· Chromista (Kingdom) > Ciliophora (Phylum) > Litostomatea (Class) > Entodiniomorphida (Order) > Gilchristinidae (Family)
  Gilchristia Jordan, 1907 accepted as Pseudopentaceros Bleeker, 1876 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Pentacerotidae (Family)
  Gilchristia Burton, 1928 accepted as Protosuberites Swartschewsky, 1905 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Suberitida (Order) > Suberitidae (Family)
  Gilchristia Redaelli & Ciferri, 1934 accepted as Zymonema Beurmann & Gougerot, 1909 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)
  Gilda
      Gilda Walker, 1868 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
  Gilda Giglio-Tos, 1915 accepted as Gildella Giglio-Tos, 1927 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Mantodea (Order) > Haaniidae (Family)
  Gilesia
      Gilesia F. von Mueller, 1875 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malvales (Order) > Malvaceae (Family)
      Gilesia Theobald, 1903 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Culicidae (Family)
  Gilesia Sarwar, 1956 accepted as Trichostrongylus Looss, 1905 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Rhabditida (Order) > Trichostrongylidae (Family)
  Gilia
      Gilia Pugh & Pagès, 1995 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Siphonophorae (Order) > Diphyidae (Family)
      Gilia Ruiz & Pavon, 1794 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Polemoniaceae (Family)
  Gilibertia
  Gilibertia Ruiz & Pavon, 1794 accepted as Dendropanax Decaisne & J.E. Planchon, 1854 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Apiales (Order) > Araliaceae (Family)
  Gilibertia J.F. Gmelin, 1791 accepted as Turraea Linnaeus, 1771 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Sapindales (Order) > Meliaceae (Family)
  Gillespiea
      Gillespiea D.M. Erwin & G.W. Rothwell, 1989 † accepted as Wolfeniana U.B. Deshmukh, 2022 † (junior homonym)· Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Stauropteridales (Order) > Stauropteridaceae (Family)
      Gillespiea A.C. Smith, 1936 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)
  Gilletia
  Gilletia P.A. Saccardo & O.A.J. Penzig, 1882 accepted as Basidiophora Roze & Cornu, 1869 · Chromista (Kingdom) > Oomycota (Phylum) > Peronosporomycetes (Class) > Peronosporales (Order) > Peronosporaceae (Family)
  Gilletia Torrend, 1914 accepted as Telligia Hendrickx, 1948 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)
      Gilletia Lagneau-Hérenger, 1962 † accepted as Iberogilletia Ceccolini & Cianferoni, 2022 † (junior homonym)· Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Lithistida (Order) > Corallistidae (Family)
      Gilletia Benderitter, 1923 accepted as Lagochile Hoffmannsegg, 1817 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
  Gilletiella
  Gilletiella De Wildeman & T. Durand, 1900 accepted as Anomacanthus Good, 1923 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Acanthaceae (Family)
      Gilletiella P.A. Saccardo & P. Sydow, 1899 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Dothideomycetes incertae sedis (Order) > Dothideomycetes incertae sedis (Family)
  Gillettea
  Gillettea Börner, 1909 accepted as Gilletteela · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Adelgidae (Family)
      Gillettea Ashmead, 1897 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
  Gillettia
  Gillettia † accepted as Gilletia Lagneau-Hérenger, 1962 † · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Lithistida (Order) > Lithistida (awaiting allocation) (Family)
  Gillettia Rendle, 1896 accepted as Anthericopsis Engler, 1895 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Commelinales (Order) > Commelinaceae (Family)
  Gillia
      Gillia Stimpson, 1865 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Hydrobiidae (Family)
  Gillia Günther, 1865 accepted as Gillichthys Cooper, 1864 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Gobiiformes (Order) > Gobiidae (Family)
  Gilliesia
      Gilliesia Peters & Edmunds, 1970 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Ephemeroptera (Order) > Leptophlebiidae (Family)
      Gilliesia J. Lindley, 1826 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Amaryllidaceae (Family)
  Gillotia
      Gillotia P.A. Saccardo & Trotter, 1913 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Mycosphaerellales (Order) > Mycosphaerellaceae (Family)
      Gillotia Kieffer, 1921 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Chironomidae (Family)
  Gilmania
      Gilmania Coville, 1936 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Polygonaceae (Family)
  Gilmania Batista & Ciferri, 1962 accepted as Chaetothyrium Spegazzini, 1888 · Fungi (Kingdom) > Ascomycota (Phylum) > Eurotiomycetes (Class) > Chaetothyriales (Order) > Chaetothyriaceae (Family)
  Gilsonia
      Gilsonia Meunier, 1908 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Protodonata (Order) > Protodonata (awaiting allocation) (Family)
  Gilsonia Gedoelst, 1919 accepted as Hadjelia Seurat, 1916 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Spirurida (Order) > Habronematidae (Family)
  Ginannia
  Ginannia Bubani, 1901 accepted as Holcus Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)
  Ginannia Montagne, 1842 accepted as Scinaia Bivona-Bernardi, 1822 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Nemaliales (Order) > Scinaiaceae (Family)
  Ginannia Montagne in Webb & Berthelot, 1841 accepted as Scinaia Bivona-Bernardi, 1822 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Nemaliales (Order) > Scinaiaceae (Family)
  Ginannia F.G. Dietrich, 1804 accepted as Dendropanax Decaisne & J.E. Planchon, 1854 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Apiales (Order) > Araliaceae (Family)
      Ginannia Scopoli, 1777 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)
  Ginebis
      Ginebis Is. Taki & Otuka, 1943 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) >  (Order) > Calliotropidae (Family)
      Ginebis Noda, 1975 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) >  (Order) > Chilodontidae (Family)
  Ginella
      Ginella Ivanova in Polenova, 1960 † · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Ostracoda (awaiting allocation) (Order) > Ostracoda (awaiting allocation) (Family)
      Ginella Missarzhevskii in Rozanov. Missarzhevskii et al., 1969 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Helcionelloida (Class) > Helcionelliformes (Order) > Helcionellidae (Family)
  Ginerosia
  Ginerosia Báguena Corella, 1948 accepted as Mixaderus Collado & Alonso-Zarazaga, 1996 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Aderidae (Family)
  Ginerosia Collado & Alonso-Zarazaga, 1996 accepted as Mixaderus Collado & Alonso-Zarazaga, 1996 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Aderidae (Family)
  Ginesia
  Ginesia Jaume & Boxshall, 1997 accepted as Costanzoia Zagami & Brugnano, 2013 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Cyclopoida (Order) > Smirnovipinidae (Family)
  Ginesia Fernández-Yépez, 1951 accepted as Brachyplatystoma Bleeker, 1862 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Siluriformes (Order) > Pimelodidae (Family)
  Gingidium
  Gingidium J.R. Forster & J.G.A. Forster, 1775 accepted as Gingidia J.W. Dawson, 1974 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Apiales (Order) > Apiaceae (Family)
      Gingidium J. Hill, 1756 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Apiales (Order) > Apiaceae (Family)
  Ginkgophyton
      Ginkgophyton Matthew, 1910 † (uncertain)· Plantae (Kingdom) > Plantae (awaiting allocation) (Phylum) > Plantae (awaiting allocation) (Class) > Plantae (awaiting allocation) (Order) > Plantae (awaiting allocation) (Family)
  Ginkgophyton M.D. Zalessky, 1919 † accepted as Ginkgophytopsis O.A. Høeg in E. Boureau, 1967 † · Plantae (Kingdom) > Tracheophyta (Phylum) > Ginkgoopsida (Class) > Ginkgoales (Order) > Ginkgoaceae (Family)
  Ginkgoxylon
      Ginkgoxylon Saporta, 1884 † · Plantae (Kingdom) > Tracheophyta (Phylum) > Ginkgoopsida (Class) > Ginkgoales (Order) > Ginkgoaceae (Family)
  Ginkgoxylon R. Ch. Chudajberdyev, 1962 † accepted as  · Plantae (Kingdom) > Tracheophyta (Phylum) > Ginkgoopsida (Class) > Ginkgoales (Order) > Ginkgoales (awaiting allocation) (Family)
      Ginkgoxylon G. Andreánszky, 1952 † (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Ginkgoopsida (Class) > Ginkgoales (Order) > Ginkgoaceae (Family)
  Ginnania
  Ginnania M.J. Roemer, 1846 accepted as Turraea Linnaeus, 1771 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Sapindales (Order) > Meliaceae (Family)
  Ginnania Montagne in Webb & Berthelot, 1841 accepted as Ginannia Montagne in Webb & Berthelot, 1841 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Nemaliales (Order) > Scinaiaceae (Family)
  Ginnania Monterosato, 1884 accepted as Bela Gray, 1847 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Mangeliidae (Family)
  Ginosigma
      Ginosigma Speijer, 1933 accepted as Ginosigma Whittick, 1937 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Uropygi (Order) > Thelyphonidae (Family)
  Ginosigma Speijer, 1936 accepted as Ginosigma Whittick, 1937 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Uropygi (Order) > Thelyphonidae (Family)
      Ginosigma Whittick, 1937 accepted as Ginosigma Whittick, 1937 (taxon inquirendum)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Uropygi (Order) > Thelyphonidae (Family)
  Gioenia
  Gioenia Bruguière, 1789 accepted as Scaphander Montfort, 1810 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Cephalaspidea (Order) > Scaphandridae (Family)
      Gioenia Lioy, 1864 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)
  Gippslandia
      Gippslandia L.E. Stover & G.L. Williams, 1987 † · Chromista (Kingdom) > Miozoa (Phylum) > Dinophyceae (Class) > Peridiniales (Order) > Peridiniaceae (Family)
      Gippslandia Bayly & Arnott, 1969 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Calanoida (Order) > Centropagidae (Family)
  Giraldiella
      Giraldiella Williams, 1951 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Orthida (Order) > Giraldiellidae (Family)
      Giraldiella Müller Hal., 1898 · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Hypnobryales (Order) > Hypnaceae (Family)
      Giraldiella Bancroft, 1949 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Orthida (Order) > Plectorthidae (Family)
  Giraldiella Dammer, 1905 accepted as Lloydia R.A. Salisbury ex H.G.L. Reichenbach, 1830 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Liliales (Order) > Liliaceae (Family)
  Girardia
      Girardia Ball, 1974 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Turbellaria (Class) > Tricladida (Order) > Dugesiidae (Family)
  Girardia S.F. Gray, 1821 accepted as Bangia Lyngbye, 1819 · Plantae (Kingdom) > Rhodophyta (Phylum) > Bangiophyceae (Class) > Bangiales (Order) > Bangiaceae (Family)
  Girardiella
  Girardiella Müller Hal., 1898 accepted as Giraldiella Müller Hal., 1898 · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Hypnobryales (Order) > Hypnaceae (Family)
      Girardiella Lyle, 1938 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Crustacea (awaiting allocation) (Class) > Crustacea (awaiting allocation) (Order) > Crustacea (awaiting allocation) (Family)
  Giraudia
      Giraudia Goux, 1989 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Pseudococcidae (Family)
      Giraudia Bourguignat, 1885 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Sorbeoconcha (Order) > Pleuroceridae (Family)
      Giraudia A. Derbès & A. Solier in L. Castagne, 1851 · Chromista (Kingdom) > Heterokontophyta (Phylum) > Phaeophyceae (Class) > Ectocarpales (Order) > Chordariaceae (Family)
      Giraudia Förster, 1868 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Ichneumonidae (Family)
  Girgensohnia
      Girgensohnia Bunge ex E. Fenzl in Ledebour, 1851 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Amaranthaceae (Family)
  Girgensohnia (S.O. Lindberg) Kindberg, 1896 accepted as  · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Isobryales (Order) > Climaciaceae (Family)
  Girpa
      Girpa Walker, 1858 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
      Girpa Walker, 1864 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Geometridae (Family)
  Girtyites
      Girtyites Wedekind, 1914 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
  Girtyites Coryell & Booth, 1933 † accepted as Kegelites Coryell & Booth, 1933 † · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Ostracoda (awaiting allocation) (Order) > Ostracoda incertae sedis (Family)
  Giselia
      Giselia Haupt, 1956 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
      Giselia Magowski, Lindquist & Moser, 2005 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Actinedida (Order) > Tarsonemidae (Family)
  Gisella
      Gisella Bonaparte, 1854, nom. nud. accepted as Aegolius Kaup, 1829 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Strigiformes (Order) > Strigidae (Family)
  Gisella Bonaparte, 1854 accepted as Aegolius Kaup, 1829 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Strigiformes (Order) > Strigidae (Family)
  Gjellerupia
      Gjellerupia Lauterbach, 1912 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Santalales (Order) > Opiliaceae (Family)
      Gjellerupia Roewer, 1913 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Opiliones (Order) > Zalmoxidae (Family)
  Glabella
      Glabella Swainson, 1840 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Marginellidae (Family)
  Glabella Loew in Meigen, 1873 accepted as Glabellula Bezzi, 1902 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Bombyliidae (Family)
  Glaberoribates
      Glaberoribates Tseng, 1984 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Oribatida (Order) > Haplozetidae (Family)
      Glaberoribates Tseng, 1982 accepted as Glaberoribates Tseng, 1984 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Oribatida (Order) > Haplozetidae (Family)
  Glabrasida
      Glabrasida Reitter, 1917 accepted as Glabrasida de la Escalera, 1910 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
  Glabrasida de la Escalera, 1910 accepted as Alphasida Martinez-Escalera, 1905 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
  Glabrella
      Glabrella Scudder, 1882 accepted as Glabrella Scudder, 1882 (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
      Glabrella M. Möller & W.H. Chen, 2014 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Gesneriaceae (Family)
      Glabrella Lermontova, 1940 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Trilobita (awaiting allocation) (Order) > Trilobita (awaiting allocation) (Family)
  Glabriana
      Glabriana Caziot, 1910 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Zonitidae (Family)
  Glabriana Servain, 1881 accepted as Omphiscola Rafinesque, 1819 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Hygrophila (Order) > Lymnaeidae (Family)
  Glabrobracon
      Glabrobracon Fahringer, 1927 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
      Glabrobracon Tobias, 1957 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Braconidae (Family)
  Glabrotelson
      Glabrotelson Huys in Kihara & Huys, 2009 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Harpacticoida (Order) > Ectinosomatidae (Family)
  Glabrotelson Huys, 2009 accepted as Glabrotelson Huys in Kihara & Huys, 2009 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Harpacticoida (Order) > Ectinosomatidae (Family)
  Glaciozyma
      Glaciozyma B. Turchetti, L.B. Connell, S.R. Thomas Hall & T. Boekhout ex M. Groenewald & Q.M. Wang, 2020 · Fungi (Kingdom) > Basidiomycota (Phylum) > Microbotryomycetes (Class) > Kriegeriales (Order) > Camptobasidiaceae (Family)
      Glaciozyma B. Turchetti, L.B. Connell, S.R. Thomas Hall & T. Boekhout in Turchetti et al., 2011 accepted as Glaciozyma B. Turchetti, L.B. Connell, S.R. Thomas Hall & T. Boekhout ex M. Groenewald & Q.M. Wang, 2020 (unavailable name)· Fungi (Kingdom) > Basidiomycota (Phylum) > Microbotryomycetes (Class) > Kriegeriales (Order) > Camptobasidiaceae (Family)
      Glaciozyma Turchetti, Connell, Thomas-Hall & Boekhout ex M. Groenewald & Q.M. Wang, 2020 · Fungi (Kingdom) > Basidiomycota (Phylum) > Microbotryomycetes (Class) > Kriegeriales (Order) > Camptobasidiaceae (Family)
  Gladiaria
  Gladiaria Wick, 1939 † accepted as Astacolus de Montfort, 1808 · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Lagenida (Order) > Vaginulinidae (Family)
  Gladiaria Wedekind, 1937 accepted as Percultazonaria Loeblich & Tappan, 1986 · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Lagenida (Order) > Vaginulinidae (Family)
  Gladiator
  Gladiator Gray, 1870 accepted as Orcinus Fitzinger, 1860 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Cetacea (Order) > Delphinidae (Family)
      Gladiator Gistl in Gistl & Bromme, 1850 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
  Gladius
  Gladius Mörch, 1852 accepted as Tibia Röding, 1798 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Rostellariidae (Family)
      Gladius Forti & Schulz, 1932 † · Chromista (Kingdom) > Heterokontophyta (Phylum) > Coscinodiscophyceae (Class) > Gladiales (Order) > Gladiaceae (Family)
  Gladobates
  Gladobates Schinz, 1824 accepted as Tupaia Raffles, 1821 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Scandentia (Order) > Tupaiidae (Family)
  Gladobates Berthold, 1827 accepted as Tupaia Raffles, 1821 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Scandentia (Order) > Tupaiidae (Family)
  Glaea
      Glaea Stephens, 1829 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
  Glaea Blanchard, 1845 accepted as Glenea Thomson, 1860 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
  Glaessneria
  Glaessneria Wright & Collins, 1972 † accepted as Glaessnerella Wright & Collins, 1975 † · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Decapoda (awaiting allocation) (Family)
  Glaessneria Takeda & Miyake, 1969 accepted as Goneplax Leach, 1814 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Goneplacidae (Family)
  Glandarius
      Glandarius Rafinesque, 1815 accepted as Glandarius Rafinesque, 1815 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
      Glandarius Koch, 1816 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
  Glandula
      Glandula Medikus, 1787 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)
      Glandula Tian & Hu, 1985 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Lissamphibia (awaiting allocation) (Order) > Lissamphibia (awaiting allocation) (Family)
  Glandula Stimpson, 1852 accepted as Polycarpa Heller, 1877 · Animalia (Kingdom) > Chordata (Phylum) > Ascidiacea (Class) > Stolidobranchia (Order) > Styelidae (Family)
      Glandula Scudder, 1882 accepted as Glandula Scudder, 1882 (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
  Glandularia
      Glandularia J.F. Gmelin, 1792 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Verbenaceae (Family)
  Glandularia Schaufuss, 1889 accepted as Euconnus Thomson, 1859 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
  Glanis
  Glanis Agassiz in Spix & Agassiz, 1829 accepted as Bagre Cloquet, 1816 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Siluriformes (Order) > Ariidae (Family)
  Glanis Gronow in Gray, 1854 accepted as Notopterus Lacepède, 1800 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Osteoglossiformes (Order) > Notopteridae (Family)
  Glanis Jekel, 1865 accepted as Neoglanis Alonso-Zarazaga & Lyal, 1999 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
      Glanis Dejean, 1821 accepted as Hypera Germar, 1817 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
      Glanis Bedel, 1884 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
      Glanis Rafinesque, 1818 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
  Glanis Agassiz, 1857 accepted as Silurus Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Siluriformes (Order) > Siluridae (Family)
  Glaphyra
      Glaphyra Albers, 1850 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
      Glaphyra Newman, 1840 accepted as Laphyra Newman, 1842 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
  Glaphyra Uvarov, 1923 accepted as Ornithacris Uvarov, 1924 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Acrididae (Family)
  Glaphyra Guenée, 1841 † accepted as Rhypagla Nye, 1975 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
  Glaphyraspis
  Glaphyraspis Beier, 1960 accepted as Homalaspidia Uvarov, 1940 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Tettigoniidae (Family)
      Glaphyraspis Resser, 1937 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Ptychopariida (Order) > Lonchocephalidae (Family)
  Glaphyria
      Glaphyria Hübner, 1823 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Crambidae (Family)
      Glaphyria W. Jack, 1823 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Myrtales (Order) > Myrtaceae (Family)
  Glaphyroptera
  Glaphyroptera Winnertz, 1863 accepted as Neoglaphyroptera Osten-Sacken, 1878 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Mycetophilidae (Family)
      Glaphyroptera Heer in Heer & Escher, 1852 † · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)
  Glaphyropterites
      Glaphyropterites Heer, 1852 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elateridae (Family)
      Glaphyropterites Handlirsch, 1906 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) >  (Family)
  Glaridodon
  Glaridodon Garman, 1895 accepted as Girardinus Poey, 1854 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Cyprinodontiformes (Order) > Poeciliidae (Family)
      Glaridodon Seeley, 1888 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)
  Glarisia
      Glarisia Cassis, 1986 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Miridae (Family)
      Glarisia Cassis, 1984 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Miridae (Family)
  Glarithurus
      Glarithurus Tyler, 2005 † · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Acanthuridae (Family)
      Glarithurus Tyler & Micklich, 2011 † · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Acanthuridae (Family)
  Glaucidium
      Glaucidium Boie, 1826 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Strigiformes (Order) > Strigidae (Family)
      Glaucidium Siebold & Zuccarini, 1845 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ranunculales (Order) > Ranunculaceae (Family)
  Glaucion
  Glaucion Oken, 1815 accepted as Glaucion Oken, 1815 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Bivalvia (awaiting allocation) (Order) > Bivalvia (awaiting allocation) (Family)
      Glaucion Kaup, 1829 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
  Glaucium
      Glaucium Gray, 1840 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
  Glaucium Agassiz, 1846 accepted as Glaucium Agassiz, 1846 · Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
      Glaucium P. Miller, 1754 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ranunculales (Order) > Papaveraceae (Family)
  Glaucolepis
      Glaucolepis Braun, 1917 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Nepticulidae (Family)
      Glaucolepis Stensiö, 1921 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
  Glauconema
      Glauconema Thompson, 1966 · Chromista (Kingdom) > Ciliophora (Phylum) > Oligohymenophorea (Class) > Hymenostomatida (Order) > Parauronematidae (Family)
  Glauconema L. Reinhard, 1885 accepted as Chroodactylon Hansgirg, 1885 · Plantae (Kingdom) > Rhodophyta (Phylum) > Stylonematophyceae (Class) > Stylonematales (Order) > Stylonemataceae (Family)
  Glauconia
  Glauconia Stoliczka, 1868 † accepted as Cassiope Coquand, 1865 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Sorbeoconcha (Order) > Cassiopidae (Family)
      Glauconia Gray, 1845 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Leptotyphlopidae (Family)
      Glauconia Paulian, 1939 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
  Glauconoma
  Glauconoma Wiegmann, 1839 accepted as Glauconoma Wiegmann, 1839 · Animalia (Kingdom) > Bryozoa (Phylum) > Bryozoa (awaiting allocation) (Class) > Bryozoa (awaiting allocation) (Order) > Bryozoa (awaiting allocation) (Family)
  Glauconoma Desmarest in Chenu, 1858 accepted as Glauconome Gray, 1828 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Glauconomidae (Family)
  Glauconome
      Glauconome Gray, 1828 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Glauconomidae (Family)
      Glauconome Münster in Goldfuss, 1829 (uncertain)· Animalia (Kingdom) > Bryozoa (Phylum) > Bryozoa (awaiting allocation) (Class) > Bryozoa (awaiting allocation) (Order) > Bryozoa (awaiting allocation) (Family)
      Glauconome auct. † (uncertain)· Animalia (Kingdom) > Bryozoa (Phylum) > Stenolaemata (Class) > Cryptostomida (Order) > Arthrostylidae (Family)
      Glauconome Krøyer, 1845 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Crustacea (awaiting allocation) (Class) > Crustacea (awaiting allocation) (Order) > Crustacea (awaiting allocation) (Family)
  Glaucopis
      Glaucopis Gmelin in Linnaeus, 1788 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Passeres (awaiting allocation) (Family)
  Glaucopis Bonaparte, 1854 accepted as Glaucopis Bonaparte, 1854 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
  Glaucopis Fabricius, 1807 accepted as Glaucopis Fabricius, 1807 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Thyrididae (Family)
  Glaucopterix
  Glaucopterix Hübner, 1826 accepted as Glaucopterix Hübner, 1826 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
      Glaucopterix Kaup, 1844 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
  Glaucosphaera
      Glaucosphaera Korshikov, 1930 · Plantae (Kingdom) > Rhodophyta (Phylum) > Rhodellophyceae (Class) > Glaucosphaerales (Order) > Glaucosphaeraceae (Family)
      Glaucosphaera Maulik, 1926 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
  Glaucostola
      Glaucostola Hampson, 1901 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Erebidae (Family)
  Glaucostola Meyrick, 1926 accepted as Glaucostolella Fletcher, 1940 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Tineidae (Family)
  Glaucothoe
      Glaucothoe H. Milne Edwards, 1830 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Paguridae (Family)
  Glaucothoe Leach in Gray, 1852 accepted as Truncatella Risso, 1826 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Truncatellidae (Family)
  Glaucus
  Glaucus Jordan & Hubbs, 1917 accepted as Trachinotus Lacepède, 1801 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Carangidae (Family)
      Glaucus Gouan, 1770 accepted as Trachinotus Lacepède, 1801 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Carangidae (Family)
  Glaucus Bleeker, 1863 accepted as Trachinotus Lacepède, 1801 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Carangidae (Family)
      Glaucus Bruch, 1853 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
      Glaucus Poli, 1795 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Bivalvia (awaiting allocation) (Order) > Bivalvia (awaiting allocation) (Family)
  Glaucus Fowler, 1906 accepted as Lichia Cuvier, 1816 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Carangidae (Family)
      Glaucus Gmelin, 1791 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Nudibranchia (Order) > Glaucidae (Family)
  Glaucus Walbaum, 1792 accepted as Glaucus Walbaum, 1792 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Carangidae (Family)
  Glaucus Klein, 1775 accepted as Glaucus Klein, 1775 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Carangidae (Family)
      Glaucus Forster, 1777 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Nudibranchia (Order) > Glaucidae (Family)
  Glauertia
  Glauertia Rothschild, 1936 accepted as Acanthopsylla Jordan & Rothschild, 1922 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Siphonaptera (Order) > Pygiopsyllidae (Family)
  Glauertia Loveridge, 1933 accepted as Uperoleia Gray, 1841 · Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Anura (Order) > Myobatrachidae (Family)
  Glaux
  Glaux J. Hill, 1756 accepted as  · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)
  Glaux Medikus, 1787 accepted as  · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)
      Glaux Rylands, 1836 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
      Glaux Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Primulaceae (Family)
  Glaziova
  Glaziova Bureau, 1868 accepted as Amphilophium Kunth, 1818 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Bignoniaceae (Family)
  Glaziova C.F.P. Martius ex Drude in C.F.P. Martius, 1881 accepted as Lytocaryum Toledo, 1944 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Arecales (Order) > Arecaceae (Family)
  Gleba
  Gleba Otto, 1823 accepted as Hippopodius Quoy & Gaimard, 1827 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Siphonophorae (Order) > Hippopodiidae (Family)
      Gleba Tilesius, 1814 (uncertain)· Animalia (Kingdom) > Animalia (awaiting allocation) (Phylum) > Animalia (awaiting allocation) (Class) > Animalia (awaiting allocation) (Order) > Animalia (awaiting allocation) (Family)
      Gleba Forsskål in Niebuhr, 1776 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Thecosomata (Order) > Cymbuliidae (Family)
      Gleba Bruguière, 1791 · Chromista (Kingdom) > Miozoa (Phylum) > Dinophyceae (Class) >  (Order) >  (Family)
  Gleicheniidites
      Gleicheniidites N.E. Ross ex A. Delcourt & G. Sprumont, 1955 † · Plantae (Kingdom) > Sporae dispersae (Phylum) >  (Class) >  (Order) >  (Family)
  Gleicheniidites K.N. Grigoreva in S.R. Samoilovitch et al., 1961 † accepted as  · Plantae (Kingdom) > Sporae dispersae (Phylum) >  (Class) >  (Order) >  (Family)
  Gleichenites
  Gleichenites N.A. Bolchovitina, 1959 † accepted as  · Plantae (Kingdom) > Sporae dispersae (Phylum) >  (Class) >  (Order) >  (Family)
  Gleichenites I.A. Agranovskaja in I.A. Agranovskaja et al., 1960 † accepted as  · Plantae (Kingdom) > Sporae dispersae (Phylum) >  (Class) >  (Order) >  (Family)
  Gleichenites Göppert, 1836 † accepted as  · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Gleicheniales (Order) > Gleicheniaceae (Family)
  Gleichenites A.C. Seward, 1927 † accepted as Korallipteris E.I. Vera & M.G. Passalia, 2012 † · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) >  (Order) >  (Family)
  Glenea
      Glenea Thomson, 1860 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
      Glenea Newman, 1842 accepted as Glenea Thomson, 1860 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
  Glenisteroceras
      Glenisteroceras Zhou, 2017 † accepted as Glenisterites Zhou, 2017 † (junior homonym)· Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Goniatitida (Order) > Metalegoceratidae (Family)
      Glenisteroceras Flower, 1957 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Orthocerida (Order) > Sactorthoceratidae (Family)
  Glenniea
      Glenniea J.D. Hooker in Bentham & J.D. Hooker, 1862 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Sapindales (Order) > Sapindaceae (Family)
      Glenniea Turk, 1945 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Diplopoda (Class) > Polydesmida (Order) > Fuhrmannodesmidae (Family)
  Glenocrinus
      Glenocrinus d'Orbigny, 1852 † (uncertain)· Animalia (Kingdom) > Echinodermata (Phylum) > Echinodermata (awaiting allocation) (Class) > Echinodermata (awaiting allocation) (Order) > Echinodermata (awaiting allocation) (Family)
      Glenocrinus Guensburg & Sprinkle, 2003 † (uncertain)· Animalia (Kingdom) > Echinodermata (Phylum) > Crinoidea (Class) > Protocrinoida (Order) > Titanocrinidae (Family)
  Glenomorum
  Glenomorum Schmarda, 1854 accepted as  · Plantae (Kingdom) > Chlorophyta (Phylum) > Chlorophyceae (Class) > Volvocales (Order) > Chlamydomonadaceae (Family)
      Glenomorum C.G. Ehrenberg, 1838 · Plantae (Kingdom) > Chlorophyta (Phylum) > Chlorophyceae (Class) > Volvocales (Order) > Chlamydomonadaceae (Family)
  Glenopteris
      Glenopteris Hübner, 1821 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
      Glenopteris Sellards, 1900 † · Plantae (Kingdom) > Tracheophyta (Phylum) > Pteridospermopsida (Class) > Peltaspermales (Order) >  (Family)
  Glessaria
      Glessaria Berendt, 1845 accepted as Glessaria Berendt, 1845 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Dytiscidae (Family)
  Glessaria Menge in Berendt, 1854 accepted as Derovatellus Sharp, 1881 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Dytiscidae (Family)
  Glibertiella
      Glibertiella Schlickum, 1968 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Truncatellidae (Family)
      Glibertiella Grundel, 1980 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Gastropoda (awaiting allocation) (Order) > Gastropoda (awaiting allocation) (Family)
  Gliravus
      Gliravus Stehlin in Erni, 1942 † · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Rodentia (Order) > Gliridae (Family)
      Gliravus Stehlin & Schaub, 1951 † · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Rodentia (Order) > Gliridae (Family)
  Gliridarum
      Gliridarum Schaub & Hürzeler, 1948 † accepted as Gliridarum Schaub & Hürzeler, 1948 † (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Rodentia (Order) > Gliridae (Family)
      Gliridarum Schaub & Hürzeler, 1949 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Rodentia (Order) > Gliridae (Family)
  Glirisorex
  Glirisorex Agassiz, 1846 accepted as Tupaia Raffles, 1821 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Scandentia (Order) > Tupaiidae (Family)
  Glirisorex Scudder, 1882 accepted as Tupaia Raffles, 1821 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Scandentia (Order) > Tupaiidae (Family)
  Glis
  Glis Erxleben, 1777 accepted as Marmota Blumenbach, 1779 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Rodentia (Order) > Sciuridae (Family)
      Glis Brisson, 1762 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Rodentia (Order) > Gliridae (Family)
  Globaria
      Globaria Quélet, 1873 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricales (Order) > Lycoperdaceae (Family)
  Globaria Berthold, 1827 accepted as Allocotocerus Kraatz, 1883 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Hydrophilidae (Family)
      Globaria Scopoli, 1777 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
  Globator
      Globator L. Grambast, 1966 † · Plantae (Kingdom) > Charophyta (Phylum) > Charophyceae (Class) > Charales (Order) > Clavatoraceae (Family)
      Globator L. Agassiz, 1840 † · Animalia (Kingdom) > Echinodermata (Phylum) > Echinoidea (Class) > Holectypoida (Order) > Conulidae (Family)
  Globicephalus
  Globicephalus van Beneden, 1880 accepted as Globicephala Lesson, 1828 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Cetacea (Order) > Delphinidae (Family)
  Globicephalus Lesson, 1828 accepted as Globicephala Lesson, 1828 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Cetacea (Order) > Delphinidae (Family)
  Globiceps
  Globiceps Beneden, 1868 accepted as Globicephala Lesson, 1828 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Cetacea (Order) > Delphinidae (Family)
  Globiceps Flower, 1884 accepted as Globicephala Lesson, 1828 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Cetacea (Order) > Delphinidae (Family)
      Globiceps Lepeletier & Serville, 1825 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
      Globiceps Felder, 1869 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
  Globiceps Ayres, 1854 accepted as Pennaria Goldfuss, 1820 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Anthoathecata (Order) > Pennariidae (Family)
  Globicornis
  Globicornis Mulsant & Rey, 1868 accepted as Trogoderma Dejean, 1821 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Dermestidae (Family)
      Globicornis Latreille, 1829 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Dermestidae (Family)
  Globidium
  Globidium Neumann, 1909 accepted as Globidiellum Brumpt, 1913 · Chromista (Kingdom) > Miozoa (Phylum) > Coccidiomorphea (Class) > Piroplasmida (Order) > Haemohormidiidae (Family)
  Globidium Flesch, 1883 accepted as Eimeria Schneider, 1875 · Chromista (Kingdom) > Miozoa (Phylum) > Coccidiomorphea (Class) > Eimeriida (Order) > Eimeriidae (Family)
  Globigerina
      Globigerina d'Orbigny, 1826 · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Globigerinida (Order) > Globigerinidae (Family)
      Globigerina Morozova, 1959 † (uncertain)· Protozoa (Kingdom) >  (Phylum) > Protozoa (awaiting allocation) (Class) >  (Order) >  (Family)
  Globipaussus
  Globipaussus Luna de Carvalho, 1989 accepted as Paussus Linnaeus, 1775 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
  Globipaussus Kolbe, 1938 accepted as Paussus Linnaeus, 1775 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
  Globochthonius
      Globochthonius Finnegan, 1932 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Pseudoscorpionida (Order) > Chthoniidae (Family)
      Globochthonius Beier, 1931 accepted as Globochthonius Finnegan, 1932 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Pseudoscorpionida (Order) > Chthoniidae (Family)
  Globocrinus
      Globocrinus Weller, 1921 † · Animalia (Kingdom) > Echinodermata (Phylum) > Crinoidea (Class) > Monobathrida (Order) > Monobathrida (awaiting allocation) (Family)
      Globocrinus Washburn, 1968 † (uncertain)· Animalia (Kingdom) > Echinodermata (Phylum) > Crinoidea (Class) > Crinoidea (awaiting allocation) (Order) > Crinoidea (awaiting allocation) (Family)
  Globodera
      Globodera (uncertain)· Fungi (Kingdom) > Fungi (awaiting allocation) (Phylum) >  (Class) >  (Order) >  (Family)
      Globodera Skarbilovich, 1959 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Panagrolaimida (Order) > Heteroderidae (Family)
  Globoides
      Globoides Tichomirova, 1968 † · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
      Globoides Amaro, 1966 † (uncertain)· Chromista (Kingdom) > Bigyra (Phylum) > Opalinea (Class) > Opalinida (Order) > Opalinidae (Family)
  Globularia
      Globularia Rolando, 1841 (uncertain)· Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Trematoda (awaiting allocation) (Order) > Trematoda (awaiting allocation) (Family)
      Globularia Swainson, 1840 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Sorbeoconcha (Order) > Ampullinidae (Family)
      Globularia Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Plantaginaceae (Family)
  Globulina
      Globulina Spegazzini, 1888 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Dothideomycetes incertae sedis (Order) > Dothideomycetes incertae sedis (Family)
      Globulina d'Orbigny, 1839 · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Lagenida (Order) > Polymorphinidae (Family)
      Globulina Morren, 1835 accepted as Globulina d'Orbigny, 1839 (nomen nudum)· Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Lagenida (Order) > Polymorphinidae (Family)
      Globulina Wagner, 1905 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
  Globulina (Müller Hal.) V.F. Brotherus in Engler & Prantl, 1902 accepted as  · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Pottiales (Order) > Pottiaceae (Family)
  Globulina Velenovský, 1934 accepted as Unguiculella F. von Höhnel, 1906 · Fungi (Kingdom) > Ascomycota (Phylum) > Leotiomycetes (Class) > Helotiales (Order) > Hyaloscyphaceae (Family)
  Globulina Cerulli-Irelli, 1911 † accepted as Schilderia Tomlin, 1930 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Cypraeidae (Family)
  Globulina Link in C.G.D. Nees, 1820 accepted as Zygnema C.A. Agardh in Liljeblad, 1816 · Plantae (Kingdom) > Charophyta (Phylum) > Zygnematophyceae (Class) > Zygnematales (Order) > Zygnemataceae (Family)
  Globulina P.J.F. Turpin, 1827 accepted as Lichenomphalia Redhead, Lutzoni, Moncalvo & Vilgalys, 2002 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricales (Order) > Hygrophoraceae (Family)
  Globulites
      Globulites Nemkov, 1967 † accepted as Nummulites Lamarck, 1801 (junior subjective synonym)· Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Rotaliida (Order) > Nummulitidae (Family)
      Globulites de Haan, 1825 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
  Globulites Jeannel, 1954 † accepted as Globosulus Jeannel, 1949 † · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
  Globulocerithium
      Globulocerithium Pacaud, 2023 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Sorbeoconcha (Order) > Cerithiidae (Family)
      Globulocerithium Bouniol, 1981 † accepted as Globulocerithium Pacaud, 2023 † (unavailable name)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Sorbeoconcha (Order) > Cerithiidae (Family)
  Globulus
      Globulus Ehrenberg, 1841 (uncertain)· Animalia (Kingdom) > Animalia (awaiting allocation) (Phylum) > Animalia (awaiting allocation) (Class) > Animalia (awaiting allocation) (Order) > Animalia (awaiting allocation) (Family)
      Globulus L.G. Voronova & N.A. Drosdova, 1987 † (uncertain)· Bacteria (Kingdom) > Cyanobacteriota (Phylum) > Cyanophyceae (Class) > Cyanophyceae (awaiting allocation) (Order) > Cyanophyceae (awaiting allocation) (Family)
      Globulus Sowerby, 1834 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Naticidae (Family)
  Globulus Schumacher, 1817 accepted as Umbonium Link, 1807 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Trochida (Order) > Trochidae (Family)
  Globus
      Globus Deshayes, 1832 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
      Globus Scopoli, 1772 (uncertain)· Animalia (Kingdom) > Platyhelminthes (Phylum) > Cestoda (Class) > Cestoda (awaiting allocation) (Order) > Cestoda (awaiting allocation) (Family)
      Globus G. Vidal in Moczydłowska & Vidal, 1988 † · Bacteria (Kingdom) >  (Phylum) >  (Class) >  (Order) >  (Family)
  Glochina
      Glochina Emeljanov, 2011 accepted as Emeljanovina Xing & Chen, 2013 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Dictyopharidae (Family)
      Glochina Meigen, 1830 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Limoniidae (Family)
  Glochinorrhinus
  Glochinorrhinus Etheridge & Olliff, 1890 accepted as Etheridgea Handlirsch, 1906 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
  Glochinorrhinus Gemminger & Harold, 1871 accepted as Glochinorhinus Waterhouse, 1853 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
  Glockeria
      Glockeria Göppert, 1836 † (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Pteridophyta/Pteridospermophyta (unclassified foliage) (Class) > Pteridophyta/Pteridospermophyta (awaiting allocation) (Order) > Pteridophytes/Pteridosperms (awaiting allocation) (Family)
      Glockeria Wedekind, 1911 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Trilobita (awaiting allocation) (Order) > Trilobita (awaiting allocation) (Family)
      Glockeria Ksiazkiewicz, 1968 † (uncertain)· Animalia (Kingdom) > Animalia incertae sedis (Phylum) >  (Class) >  (Order) >  (Family)
  Glockeria C.G.D. Nees in Alph. de Candolle, 1847 accepted as Stenostephanus C.G.D. Nees in C.F.P. Martius, 1847 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Acanthaceae (Family)
  Gloeochloris
      Gloeochloris Pascher, 1932 · Chromista (Kingdom) > Heterokontophyta (Phylum) > Xanthophyceae (Class) > Heterogloeales (Order) > Heterogloeaceae (Family)
  Gloeochloris Korshikov, 1932 accepted as Chlorangiogloea Korshikov, 1953 · Plantae (Kingdom) > Chlorophyta (Phylum) > Chlorophyceae (Class) > Volvocales (Order) > Chlorangiellaceae (Family)
  Gloeonema
  Gloeonema Agassiz, 1846 accepted as Gloionema C.A. Agardh, 1812 · Chromista (Kingdom) > Heterokontophyta (Phylum) >  (Class) > Bacillariophytina_(awaiting_allocation) (Order) >  (Family)
  Gloeonema Ehrenberg, 1856 accepted as Gloionema C.A. Agardh, 1812 · Chromista (Kingdom) > Heterokontophyta (Phylum) >  (Class) > Bacillariophytina_(awaiting_allocation) (Order) >  (Family)
  Gloeophyllum
      Gloeophyllum P.A. Karsten, 1882 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Gloeophyllales (Order) > Gloeophyllaceae (Family)
  Gloeophyllum Korshikov, 1955 accepted as Hormotilopsis Trainor & H.C. Bold, 1954 · Plantae (Kingdom) > Chlorophyta (Phylum) > Chlorophyceae (Class) > Chaetopeltidales (Order) > Chaetopeltidaceae (Family)
  Gloeosoma
      Gloeosoma Wollaston, 1854 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Corylophidae (Family)
  Gloeosoma Bresadola, 1920 accepted as Aleurodiscus Rabenhorst ex J. Schröter in Cohn, 1888 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Russulales (Order) > Stereaceae (Family)
  Gloionema
      Gloionema C.A. Agardh, 1812 · Chromista (Kingdom) > Heterokontophyta (Phylum) >  (Class) > Bacillariophytina_(awaiting_allocation) (Order) >  (Family)
  Gloionema Bory de St. Vincent, 1825 accepted as Gloionema C.A. Agardh, 1812 · Chromista (Kingdom) > Heterokontophyta (Phylum) >  (Class) > Bacillariophytina_(awaiting_allocation) (Order) >  (Family)
  Glomera
      Glomera Blume, 1825 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
  Glomera Acciavatti & Pearson, 1989 accepted as Cylindera Westwood, 1831 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cicindelidae (Family)
  Glomerella
      Glomerella Spaulding & H. von Schrenk, 1903 accepted as Colletotrichum Corda in Sturm, 1833 (junior subjective synonym)· Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Glomerellales (Order) > Glomerellaceae (Family)
      Glomerella Gordon, 1977 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coccinellidae (Family)
  Glomerula
      Glomerula Nielsen, 1931 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Sabellida (Order) > Sabellidae (Family)
  Glomerula Bainier, 1903 accepted as Actinomucor Schostakowitsch, 1898 · Fungi (Kingdom) > Zygomycota (Phylum) > Mucoromycetes (Class) > Mucorales (Order) > Mucoraceae (Family)
  Glomerularia
  Glomerularia C.H. Peck, 1879 accepted as Glomopsis D.M. Henderson, 1961 · Fungi (Kingdom) > Basidiomycota (Phylum) > Pucciniomycetes (Class) > Platygloeales (Order) > Platygloeaceae (Family)
  Glomerularia H. Karsten, 1849 accepted as Gonatobotrys Corda, 1839 · Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Melanosporales (Order) > Ceratostomataceae (Family)
  Glomospirella
      Glomospirella Plummer, 1945 † · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Lituolida (Order) > Ammodiscidae (Family)
  Glomospirella Reytlinger, 1950 † accepted as Glomospiroides Reytlinger, 1950 † · Chromista (Kingdom) > Retaria (Phylum) > Tubothalamea (Class) > Fusulinida (Order) > Tournayellidae (Family)
  Glomospora
  Glomospora D.M. Henderson, 1961 accepted as Glomerogloea A.B. Doweld, 2013 · Fungi (Kingdom) > Basidiomycota (Phylum) > Pucciniomycetes (Class) > Platygloeales (Order) > Platygloeaceae (Family)
      Glomospora M.A. Butterworth & R.W. Williams, 1958 † (uncertain)· Plantae (Kingdom) > Sporae dispersae (Phylum) >  (Class) >  (Order) >  (Family)
  Glomus
  Glomus Jeffreys, 1876 accepted as Pristigloma Dall, 1900 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Nuculanida (Order) > Sareptidae (Family)
      Glomus L.R. Tulasne & C. Tulasne, 1845 · Fungi (Kingdom) > Glomeromycota (Phylum) > Glomeromycetes (Class) > Glomerales (Order) > Glomeraceae (Family)
  Glomus Gistl, 1848 accepted as Carpelimus Leach in Samouelle, 1819 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
  Gloria
      Gloria Grubić, 2004 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Hippuritida (Order) > Hippuritidae (Family)
      Gloria Egorova & Savitsky, 1968 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Trilobita (awaiting allocation) (Order) > Trilobita (awaiting allocation) (Family)
  Gloria Barrande, 1881 † accepted as Slava Barrande, 1881 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Praecardioida (Order) > Slavidae (Family)
  Glossacantha
  Glossacantha Gemminger & Harold, 1868 accepted as Zyras Stephens, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
      Glossacantha Bernhauer, 1928 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
  Glossadenia
      Glossadenia J. Kavulak, 1986 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
      Glossadenia hort. ex J.M.H. Shaw, 2014 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
  Glossina
      Glossina Wiedemann, 1830 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Glossinidae (Family)
  Glossina Guenée, 1854 accepted as Stericta Lederer, 1863 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Pyralidae (Family)
  Glossina Phillips, 1848 † accepted as Palaeoglossa Cockerell, 1911 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Lingulata (Class) > Lingulida (Order) > Obolidae (Family)
  Glossiphus
      Glossiphus Green in Rafinesque, 1832 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Amphibia (awaiting allocation) (Order) > Amphibia (awaiting allocation) (Family)
      Glossiphus Rafinesque, 1815 accepted as Glossiphus Rafinesque, 1815 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
  Glossocardia
      Glossocardia Stoliczka, 1870 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Trapezidae (Family)
      Glossocardia Cassini, 1817 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
  Glossoceras
      Glossoceras Barrande, 1865 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Ascoceratida (Order) > Ascocerida (awaiting allocation) (Family)
  Glossoceras Douvillé, 1907 accepted as Glossoceras Douvillé, 1907 · Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
  Glossodon
  Glossodon Heckel in Russegger, 1843 accepted as Hiodon Lesueur, 1818 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Osteoglossiformes (Order) > Hiodontidae (Family)
  Glossodon Rafinesque, 1818 accepted as Hiodon Lesueur, 1818 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Osteoglossiformes (Order) > Hiodontidae (Family)
  Glossodus
      Glossodus Costa, 1851 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Pycnodontiformes (Order) > Pycnodontiformes (awaiting allocation) (Family)
  Glossodus Agassiz in Spix & Agassiz, 1829 accepted as Albula Scopoli, 1777 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Albuliformes (Order) > Albulidae (Family)
  Glossodus M'Coy, 1848 † accepted as Euglossodus White & Moy-Thomas, 1940 † · Animalia (Kingdom) > Chordata (Phylum) > Chondrichthyes (Class) > Petalodontiformes (Order) > Petalodontiformes (awaiting allocation) (Family)
  Glossognathus
  Glossognathus Rafinesque, 1818 accepted as Exoglossum Rafinesque, 1818 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Cypriniformes (Order) > Cyprinidae (Family)
      Glossognathus Agassiz, 1845 accepted as Glossognathus Agassiz, 1845 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Cypriniformes (Order) > Catostomidae (Family)
  Glossolepis
      Glossolepis Weber, 1907 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Atheriniformes (Order) > Melanotaeniidae (Family)
  Glossolepis Gilg, 1897 accepted as Chytranthus J.D. Hooker in Bentham & J.D. Hooker, 1862 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Sapindales (Order) > Sapindaceae (Family)
  Glossoma
  Glossoma Silfvenius, 1904 accepted as Glossosoma Curtis, 1834 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Trichoptera (Order) > Glossosomatidae (Family)
  Glossoma Schreber, 1791 accepted as Votomita Aublet, 1775 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Myrtales (Order) > Melastomataceae (Family)
  Glossophora
      Glossophora Gray, 1831 (uncertain)· Animalia (Kingdom) > Annelida (Phylum) > Clitellata (Class) > Hirudinoidea (awaiting allocation) (Order) > Hirudinoidea (awaiting allocation) (Family)
  Glossophora J.G. Agardh, 1882 accepted as Dictyota J.V.F. Lamouroux, 1809 · Chromista (Kingdom) > Heterokontophyta (Phylum) > Phaeophyceae (Class) > Dictyotales (Order) > Dictyotaceae (Family)
  Glossophyllum
      Glossophyllum Wedekind, 1924 † · Animalia (Kingdom) > Cnidaria (Phylum) >  (Class) > Rugosa (Order) > Cyathophyllidae (Family)
      Glossophyllum (Müller Hal.) Hampe, 1879 (uncertain)· Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Hypnales (Order) > Stereophyllaceae (Family)
  Glossophyllum Kräusel, 1943 † accepted as  · Plantae (Kingdom) > Tracheophyta (Phylum) > Ginkgoopsida (Class) > Ginkgoales (Order) > Ginkgoales (awaiting allocation) (Family)
  Glossopsis
  Glossopsis Bush, 1905 accepted as Hydroides Gunnerus, 1768 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Sabellida (Order) > Serpulidae (Family)
      Glossopsis Neckaja, 1953 † accepted as Ivaria Netskaya in Zanina, Neckaja & Polenova, 1960 † (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Palaeocopida (Order) > Palaeocopida (awaiting allocation) (Family)
  Glossopsis Hessland, 1949 † accepted as Glossomorphites Hessland, 1953 † · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Palaeocopida (Order) > Tetradellidae (Family)
  Glossopsittacus
  Glossopsittacus Reichenow, 1881 accepted as Glossopsitta Bonaparte, 1854 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Psittaciformes (Order) > Psittacidae (Family)
  Glossopsittacus Sundevall, 1872 accepted as Glossopsitta Bonaparte, 1854 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Psittaciformes (Order) > Psittacidae (Family)
  Glossopteris
      Glossopteris A.T. Brongniart, 1828 † · Plantae (Kingdom) > Tracheophyta (Phylum) > Pteridospermopsida (Class) > Rigbyales (Order) > Rigbyaceae (Family)
  Glossopteris J.G. Agardh, 1898 accepted as Cladodonta Skottsberg, 1923 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Ceramiales (Order) > Delesseriaceae (Family)
  Glossopteris Rafinesque, 1815 accepted as Asplenium Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Polypodiales (Order) > Aspleniaceae (Family)
  Glossopteris (A.T. Brongniart) Sternberg, 1825 † accepted as Lepidophylloides N.S. Snigirevskaja, 1958 † · Plantae (Kingdom) > Tracheophyta (Phylum) > Lycopodiopsida (Class) > Lepidodendrales (Order) > Lepidodendrales (awaiting allocation) (Family)
  Glossosalia
  Glossosalia Mesnil, 1950 accepted as Austrophorocera Townsend, 1916 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)
      Glossosalia Mesnil, 1946 accepted as Glossosalia Mesnil, 1950 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)
  Glossostoma
      Glossostoma Le Conte, 1851 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Turbellaria (Class) > Turbellaria (awaiting allocation) (Order) > Turbellaria (awaiting allocation) (Family)
  Glossostoma Günther, 1900 accepted as Nelsonophryne Frost, 1987 · Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Anura (Order) > Microhylidae (Family)
  Glossula
  Glossula J. Lindley, 1825 accepted as Habenaria Willdenow, 1805 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
  Glossula (Rafinesque) H.G.L. Reichenbach, 1837 accepted as  · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Piperales (Order) > Aristolochiaceae (Family)
  Glossula Johansen, 1914 accepted as Glossola Fowler, 1887 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
  Glossus
      Glossus Poli, 1795 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Glossidae (Family)
      Glossus Cossmann, 1886 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
  Glottidia
      Glottidia Bode, 1953 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Neuroptera (Order) > Glottididae (Family)
      Glottidia Dall, 1870 · Animalia (Kingdom) > Brachiopoda (Phylum) > Lingulata (Class) > Lingulida (Order) > Lingulidae (Family)
  Glottis
      Glottis Koch, 1816 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Charadriiformes (Order) > Scolopacidae (Family)
      Glottis Medikus, 1787 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)
  Glottoptychinites
      Glottoptychinites Buckman, 1923 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Ammonitida (Order) > Ammonoidea (awaiting allocation) (Family)
  Glottoptychinites Dacque, 1934 † accepted as Glottoptychinites Buckman, 1923 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Ammonitida (Order) > Ammonoidea (awaiting allocation) (Family)
  Gloveria
      Gloveria Packard, 1872 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lasiocampidae (Family)
      Gloveria M. Jordaan in M. Jordaan & A.E. van Wyk, 1998 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Celastrales (Order) > Celastraceae (Family)
  Gloxinia
      Gloxinia L'Héritier in Aiton, 1789 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Gesneriaceae (Family)
  Gloxinia Regel, 1851 accepted as  · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Gesneriaceae (Family)
  Gluconoacetobacter
      Gluconoacetobacter Yamada et al., 1998 accepted as Gluconacetobacter corrig. Yamada et al., 1998 (misspelling - incorrect original spelling)· Bacteria (Kingdom) > Pseudomonadota (Phylum) > Alphaproteobacteria (Class) > Rhodospirillales (Order) > Acetobacteraceae (Family)
  Gluconoacetobacter Asai, 1935 accepted as Gluconobacter Asai, 1935 (Approved Lists, 1980) · Bacteria (Kingdom) > Pseudomonadota (Phylum) > Alphaproteobacteria (Class) > Rhodospirillales (Order) > Acetobacteraceae (Family)
  Glutinaria
      Glutinaria H.F.A. Roussel, 1806 (uncertain)· Plantae (Kingdom) > Algae (awaiting allocation) (Phylum) > Algae (awaiting allocation) (Class) > Algae (awaiting allocation) (Order) > Algae (awaiting allocation) (Family)
  Glutinaria Rafinesque, 1837 accepted as  · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Lamiaceae (Family)
  Gluviella
  Gluviella Lawrence, 1956 accepted as Mumaella Harvey, 2002 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Solifugae (Order) > Daesiidae (Family)
      Gluviella Caporiacco, 1948 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Solifugae (Order) > Daesiidae (Family)
  Glycemeris
  Glycemeris Parkinson, 1811 † accepted as Glycymeris Da Costa, 1778 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Arcida (Order) > Glycymerididae (Family)
  Glycemeris Fleming, 1828 accepted as Glycimeris Lamarck, 1799 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Myoida (Order) > Hiatellidae (Family)
  Glycemeris Gray, 1834 accepted as Glauconome Gray, 1828 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Glauconomidae (Family)
  Glycera
      Glycera Lamarck, 1818 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Phyllodocida (Order) > Glyceridae (Family)
      Glycera Haswell, 1879 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Amphipoda (Order) > Uristidae (Family)
  Glyceres
      Glyceres Peters, 1862 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Phyllodocida (Order) > Glyceridae (Family)
  Glyceres Griffith in Cuvier, 1833 accepted as Glyceres Griffith in Cuvier, 1833 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Phyllodocida (Order) > Glyceridae (Family)
  Glycimeris
  Glycimeris Lamarck, 1801 accepted as Cyrtodaria Reuss, 1801 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Myoida (Order) > Hiatellidae (Family)
  Glycimeris Lamarck, 1799 accepted as Panopea Ménard de la Groye, 1807 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Myoida (Order) > Hiatellidae (Family)
  Glycine
      Glycine Willdenow, 1802 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)
  Glycine Linnaeus, 1753 accepted as Glycine Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)
  Glyciphagus
  Glyciphagus Zoological Record, 1976 accepted as Glycyphagus Hering, 1838 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Astigmata (Order) > Glycyphagidae (Family)
  Glyciphagus Gervais, 1841 accepted as Glycyphagus Hering, 1838 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Astigmata (Order) > Glycyphagidae (Family)
  Glycyphila
      Glycyphila Montagne, 1851 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)
  Glycyphila Agassiz, 1846 accepted as Gliciphila Swainson, 1837 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Nectariniidae (Family)
  Glyphaea
      Glyphaea J.D. Hooker, 1848 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malvales (Order) > Malvaceae (Family)
  Glyphaea Vosinsky, 1848 † accepted as Glyphea Meyer, 1835 † · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Glypheidae (Family)
  Glyphidia
  Glyphidia Agassiz, 1846 accepted as Gluphisia Boisduval, 1828 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Notodontidae (Family)
  Glyphidia Agassiz, 1846 [2] accepted as Acleris Hübner, 1825 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Tortricidae (Family)
  Glyphidium
  Glyphidium A. Massalongo, 1860 accepted as Arthonia E. Acharius, 1806 · Fungi (Kingdom) > Ascomycota (Phylum) > Arthoniomycetes (Class) > Arthoniales (Order) > Arthoniaceae (Family)
  Glyphidium Fresenius, 1865 accepted as  · Chromista (Kingdom) > Miozoa (Phylum) > Noctiluciphyceae (Class) > Noctilucales (Order) > Protodiniferaceae (Family)
  Glyphis
  Glyphis Carpenter, 1857 accepted as Diodora J.E. Gray, 1821 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) >  (Order) > Fissurellidae (Family)
      Glyphis Acharius, 1814 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Ostropales (Order) > Graphidaceae (Family)
      Glyphis Agassiz, 1843 · Animalia (Kingdom) > Chordata (Phylum) > Chondrichthyes (Class) > Carcharhiniformes (Order) > Carcharhinidae (Family)
  Glyphisia
  Glyphisia Spuler in Hofmann-Spuler, 1903 accepted as Gluphisia Boisduval, 1828 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Notodontidae (Family)
  Glyphisia Stephens, 1834 accepted as Acleris Hübner, 1825 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Tortricidae (Family)
      Glyphisia Stephens, 1829 accepted as Acleris Hübner, 1825 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Tortricidae (Family)
  Glyphithyreus
      Glyphithyreus Reuss, 1858 † accepted as Glyphithyreus Reuss, 1859 † (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Panopeidae (Family)
      Glyphithyreus Reuss, 1859 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Panopeidae (Family)
  Glyphoderus
      Glyphoderus Agassiz, 1846 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
      Glyphoderus Westwood, 1837 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
  Glyphodes
      Glyphodes Guenée, 1854 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Crambidae (Family)
      Glyphodes Guichenot, 1863 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Kyphosidae (Family)
      Glyphodes Inoue, Munroe & Mutuura, 1981 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Crambidae (Family)
  Glyphodinium
      Glyphodinium Fresenius, 1865 (uncertain)· Chromista (Kingdom) > Miozoa (Phylum) > Dinophyceae (Class) >  (Order) >  (Family)
  Glyphodinium C.A. Kofoid & O. Swezy, 1921 accepted as Pseliodinium Sournia, 1972 · Chromista (Kingdom) > Miozoa (Phylum) > Dinophyceae (Class) > Gymnodiniales (Order) > Ceratoperidiniaceae (Family)
  Glyphodiscus
      Glyphodiscus Fisher, 1917 · Animalia (Kingdom) > Echinodermata (Phylum) > Asteroidea (Class) > Valvatida (Order) > Goniasteridae (Family)
      Glyphodiscus Greville, 1862 · Chromista (Kingdom) > Heterokontophyta (Phylum) >  (Class) > Bacillariophytina_(awaiting_allocation) (Order) >  (Family)
  Glyphodon
      Glyphodon Günther, 1858 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Elapidae (Family)
      Glyphodon Roth, 1899 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Litopterna (Order) > Proterotheriidae (Family)
  Glyphopeltis
      Glyphopeltis Deiss, 1939 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Asaphida (Order) > Asaphida (awaiting allocation) (Family)
      Glyphopeltis F.A. Brusse, 1985 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Teloschistales (Order) > Psoraceae (Family)
  Glyphopsis
      Glyphopsis A. Aptroot, 2014 · Fungi (Kingdom) > Ascomycota (Phylum) > Arthoniomycetes (Class) > Arthoniales (Order) >  (Family)
      Glyphopsis Michael, 1894 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Arachnida (awaiting allocation) (Order) > Arachnida (awaiting allocation) (Family)
  Glyphorhynchus
  Glyphorhynchus Anon., 1832 accepted as Glyphorynchus Wied, 1831 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Furnariidae (Family)
  Glyphorhynchus Hällström & Luther in Luther, 1907 accepted as Catenula Dugès, 1832 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Turbellaria (Class) > Catenulida (Order) > Catenulidae (Family)
  Glyphosperma
  Glyphosperma S. Watson, 1883 accepted as Asphodelus Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Asphodelaceae (Family)
  Glyphosperma A. Meunier, 1910 accepted as Glyphospermopsis E.A. Molinari-Novoa & M.D. Guiry, 2021 · Plantae (Kingdom) > Chlorophyta (Phylum) > Pyramimonadophyceae (Class) > Pyramimonadales (Order) > Pterospermataceae (Family)
  Glyphostoma
      Glyphostoma Gabb, 1873 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Clathurellidae (Family)
  Glyphostoma Böttger, 1909 accepted as Glyptostoma Bland & Binney, 1873 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Megomphicidae (Family)
  Glyphus
      Glyphus Filhol, 1884 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Pasiphaeidae (Family)
      Glyphus A. Milne-Edwards, 1883 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Pasiphaeidae (Family)
  Glypta
      Glypta Gravenhorst, 1829 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Ichneumonidae (Family)
      Glypta Hong, 1984 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
  Glyptaster
      Glyptaster Hall, 1852 † (uncertain)· Animalia (Kingdom) > Echinodermata (Phylum) > Echinodermata (awaiting allocation) (Class) > Echinodermata (awaiting allocation) (Order) > Echinodermata (awaiting allocation) (Family)
  Glyptaster Sladen in Thomson & Murray, 1885 accepted as Neomorphaster Sladen, 1889 · Animalia (Kingdom) > Echinodermata (Phylum) > Asteroidea (Class) > Forcipulatida (Order) > Stichasteridae (Family)
  Glyptatelus
      Glyptatelus Ameghino, 1897 † · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Cingulata (Order) > Glyptodontidae (Family)
      Glyptatelus Ameghino, 1897, nom. nud. † accepted as Glyptatelus Ameghino, 1897 † (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Cingulata (Order) > Glyptodontidae (Family)
  Glyptelasma
      Glyptelasma Pilsbry, 1907 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Pedunculata (Order) > Poecilasmatidae (Family)
  Glyptelasma Iredale & Hull, 1925 accepted as Bassethullia Pilsbry, 1928 · Animalia (Kingdom) > Mollusca (Phylum) > Polyplacophora (Class) > Acanthochitonida (Order) > Acanthochitonidae (Family)
  Glyptobasis
      Glyptobasis Koninck, 1881 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
      Glyptobasis Moure, 1941 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
      Glyptobasis McLachlan, 1871 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Neuroptera (Order) > Neuroptera (awaiting allocation) (Family)
  Glyptocephalus
      Glyptocephalus Agassiz, 1844 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
      Glyptocephalus Edwards, 1883 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
      Glyptocephalus Gottsche, 1835 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Pleuronectiformes (Order) > Pleuronectidae (Family)
      Glyptocephalus Agassiz, 1841 † accepted as Glyptocephalus Agassiz, 1841 † (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
  Glyptoconus
      Glyptoconus Kennedy, 1980 † · Animalia (Kingdom) > Chordata (Phylum) > Conodonta (Class) > Conodonta (awaiting allocation) (Order) >  (Family)
      Glyptoconus Möllendorff, 1894 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
  Glyptocrinus
      Glyptocrinus Hall, 1847 † · Animalia (Kingdom) > Echinodermata (Phylum) > Crinoidea (Class) > Monobathrida (Order) > Monobathrida (awaiting allocation) (Family)
  Glyptocrinus Wachsmuth & Springer, 1881 † accepted as Glyptocrinus Hall, 1847 † · Animalia (Kingdom) > Echinodermata (Phylum) > Crinoidea (Class) > Monobathrida (Order) > Monobathrida (awaiting allocation) (Family)
  Glyptoderma
      Glyptoderma R. Heim & Perreau-Bertrand, 1971 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricales (Order) > Lycoperdaceae (Family)
      Glyptoderma Fitzinger, 1843 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)
  Glyptoderus
  Glyptoderus Eichhoff, 1878 accepted as Glyptoderes Eichhoff, 1878 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
  Glyptoderus de la Ferté-Sénectère, 1851 accepted as Chlaenius Bonelli, 1810 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
  Glyptoglossa
      Glyptoglossa Brenske, 1895 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
  Glyptoglossa Cooper, 1956 † accepted as Glyptoglossella Cooper, 1960 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Lingulata (Class) > Lingulida (Order) > Obolidae (Family)
  Glyptognathus
      Glyptognathus Lydekker, 1882 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Amphibia (awaiting allocation) (Order) > Amphibia (awaiting allocation) (Family)
      Glyptognathus Newberry, 1889 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
      Glyptognathus Woodward, 1891 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
  Glyptolepidium
      Glyptolepidium O. Heer, 1876 † (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Gymnospermae (awaiting allocation) (Class) > Gymnospermae (awaiting allocation) (Order) > Gymnospermae (awaiting allocation) (Family)
  Glyptolepidium (Heer) Sordelli, 1896 † accepted as  · Plantae (Kingdom) > Tracheophyta (Phylum) > Pinopsida (Class) > Pinopsida (awaiting allocation) (Order) > Pinopsida (awaiting allocation) (Family)
  Glyptolepis
      Glyptolepis Agassiz, 1844 † · Animalia (Kingdom) > Chordata (Phylum) > Sarcopterygii (Class) > Porolepiformes (Order) > Holoptychiidae (Family)
      Glyptolepis Agassiz, 1841 † accepted as Glyptolepis Agassiz, 1844 † (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Sarcopterygii (Class) > Porolepiformes (Order) > Holoptychiidae (Family)
      Glyptolepis W.P. Schimper, 1870 † · Plantae (Kingdom) > Tracheophyta (Phylum) > Pinopsida (Class) > Voltziales (Order) > Voltziales (awaiting allocation) (Family)
  Glyptomorpha
      Glyptomorpha Kormilev, 1977 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Aradidae (Family)
      Glyptomorpha Holmgren, 1868 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
  Glyptonotus
      Glyptonotus A. Milne-Edwards, 1865 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Brachyura (awaiting allocation) (Family)
      Glyptonotus Eights, 1852 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Isopoda (Order) > Chaetiliidae (Family)
  Glyptopleura
      Glyptopleura Girty, 1910 † · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Palaeocopida (Order) > Glyptopleuridae (Family)
      Glyptopleura D.C. Eaton in S. Watson, 1871 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
  Glyptopterus
      Glyptopterus Paulian, 1982 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Hybosoridae (Family)
  Glyptopterus de Chaudoir, 1838 accepted as Pterostichus Bonelli, 1810 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
  Glyptoscelis
      Glyptoscelis Chevrolat in Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
  Glyptoscelis Leconte, 1859 accepted as Glyptoscelis Chevrolat in Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
  Glyptosphaera
      Glyptosphaera V.V. Kirjanov, 1978 † · Plantae (Kingdom) > Chlorophyta (Phylum) > Pyramimonadophyceae (Class) > Pseudoscourfieldiales (Order) > Pycnococcaceae (Family)
  Glyptosphaera Angelin, 1878 † accepted as Glyptosphaerites Müller, 1854 † · Animalia (Kingdom) > Echinodermata (Phylum) > Diploporita (Class) > Diploporita (awaiting allocation) (Order) > Diploporita (awaiting allocation) (Family)
  Glyptostoma
      Glyptostoma Bland & Binney, 1873 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Megomphicidae (Family)
  Glyptostoma Hervier, 1896 accepted as Glyphostoma Gabb, 1873 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Turridae (Family)
  Glyptothorax
      Glyptothorax Blyth, 1860 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Siluriformes (Order) > Sisoridae (Family)
  Glyptothorax Borchmann, 1937 accepted as Borchmannius Bousquet & Bouchard, 2015 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
  Glyptotyphlus
  Glyptotyphlus Hölzel, 1944 accepted as Megatyphlus Coiffait, 1955 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
  Glyptotyphlus Scheerpeltz, 1956 accepted as Megatyphlus Coiffait, 1955 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
  Glyptotyphlus Scheerpeltz, 1940 accepted as Megatyphlus Coiffait, 1955 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
  Glyptus
  Glyptus Sowerby, 1916 accepted as Diodora J.E. Gray, 1821 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) >  (Order) > Fissurellidae (Family)
      Glyptus Brullé, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
  Glyptus Hoffmannsegg, 1818 accepted as Glyptus Hoffmannsegg, 1818 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Geotrupidae (Family)
  Gmelina
      Gmelina Grimm in G.O. Sars, 1894 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Amphipoda (Order) > Gammaridae (Family)
      Gmelina Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Lamiaceae (Family)
  Gnamptodon
      Gnamptodon Haliday, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Braconidae (Family)
      Gnamptodon Haliday in Curtis, 1829-30 accepted as Gnamptodon Haliday, 1833 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Braconidae (Family)
  Gnaphalium
      Gnaphalium Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
  Gnaphalium Adanson, 1763 accepted as  · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
  Gnaphalocera
      Gnaphalocera Dejean, 1835 accepted as Gnaphalocera Chevrolat in D'Orbigny, 1845 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
      Gnaphalocera Chevrolat in D'Orbigny, 1845 accepted as Dorcasta Pascoe, 1858 (nomen oblitum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
  Gnaphalodes
  Gnaphalodes P. Miller, 1754 accepted as Actinobole Endlicher, 1843 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
      Gnaphalodes Thomson, 1861 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
  Gnaphalodes A. Gray, 1852 accepted as  · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
  Gnathanthidium
      Gnathanthidium Pasteels, 1969 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Megachilidae (Family)
      Gnathanthidium Urban, 1992 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Megachilidae (Family)
  Gnatho
      Gnatho Klug, 1810 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Vespidae (Family)
      Gnatho Goldfuss, 1820 (uncertain)· Animalia (Kingdom) > Annelida (Phylum) > Clitellata (Class) > Hirudinoidea (awaiting allocation) (Order) > Hirudinoidea (awaiting allocation) (Family)
  Gnatho Illiger, 1807 accepted as Tetracha Hope, 1838 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cicindelidae (Family)
  Gnatho Brulle, 1834 accepted as Megacephala Latreille, 1802 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cicindelidae (Family)
  Gnatho Curtis, 1829-30 accepted as Pteromalus Swederus, 1795 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Pteromalidae (Family)
  Gnathocera
      Gnathocera Provancher, 1882 accepted as Sayapis Titus, 1905 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Megachilidae (Family)
      Gnathocera Kirby, 1825 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
  Gnathodon
  Gnathodon Oken, 1816 accepted as Gnathanodon Bleeker, 1850 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Carangidae (Family)
      Gnathodon Jardine, 1845 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Columbiformes (Order) > Columbiformes (awaiting allocation) (Family)
      Gnathodon Robertson, 1903 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Megachilidae (Family)
      Gnathodon Streubel in Ersch & Gruber, 1842 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Galliformes (Order) > Odontophoridae (Family)
  Gnathodon G. B. Sowerby I, 1832 accepted as Rangia Desmoulins, 1832 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Mactridae (Family)
  Gnathodon Verrill, 1899 accepted as Odontaster Verrill, 1880 · Animalia (Kingdom) > Echinodermata (Phylum) > Asteroidea (Class) > Valvatida (Order) > Odontasteridae (Family)
  Gnathodus
      Gnathodus Pander, 1856 † · Animalia (Kingdom) > Chordata (Phylum) > Conodonta (Class) > Ozarkodinida (Order) > Gnathodontidae (Family)
  Gnathodus Fieber, 1866 accepted as Balclutha Kirkaldy, 1900 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Cicadellidae (Family)
  Gnatholymnaeum
  Gnatholymnaeum Csiki, 1928 accepted as Gnatholimnaeum Sharp, 1901-1910 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
      Gnatholymnaeum Sharp, 1903 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
  Gnathopaederus
  Gnathopaederus Chapin, 1927 accepted as Paederus Fabricius, 1775 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
  Gnathopaederus Wendeler, 1927 accepted as Paederus Fabricius, 1775 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
  Gnathophausia
  Gnathophausia Humbert, 1874 accepted as Gnathophausia Humbert, 1874 · Animalia (Kingdom) > Arthropoda (Phylum) > Crustacea (awaiting allocation) (Class) > Crustacea (awaiting allocation) (Order) > Crustacea (awaiting allocation) (Family)
      Gnathophausia Willemoes-Suhm, 1873 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Lophogastrida (Order) > Gnathophausiidae (Family)
  Gnathophorus
  Gnathophorus Schedl, 1935 accepted as Gnathophthorus Wood, 1967 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
      Gnathophorus Kirby, 1837 accepted as Parandra Latreille, 1802 (junior objective synonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
  Gnathophyllum
      Gnathophyllum Latreille, 1819 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Gnathophyllidae (Family)
  Gnathophyllum Desmarest, 1823 accepted as Gnathophyllum Latreille, 1819 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Gnathophyllidae (Family)
  Gnathopsis
  Gnathopsis accepted as Gnathophis Kaup, 1859 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Anguilliformes (Order) > Congridae (Family)
  Gnathopsis Leidy, 1852 † accepted as Megalonyx Jefferson, 1799 † · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Pilosa (Order) > Megalonychidae (Family)
  Gnathosia
      Gnathosia Fischer de Waldheim, 1821 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
  Gnathosia Lacordaire, 1859 accepted as Dailognatha Steven, 1828 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
  Gnathoxys
      Gnathoxys Westwood, 1842 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
  Gnathoxys Wesmael, 1844 accepted as Stenodontus Berthoumieu, 1897 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Ichneumonidae (Family)
  Gnesia
      Gnesia Doubleday in Doubleday & Westwood, 1848 accepted as Telchinia Hübner, 1819 (junior subjective synonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Nymphalidae (Family)
      Gnesia Förster, 1868 accepted as Esigna Perkins, 1962 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Ichneumonidae (Family)
  Gnidia
      Gnidia Koch, 1839 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Opiliones (Order) > Cosmetidae (Family)
      Gnidia Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malvales (Order) > Thymelaeaceae (Family)
      Gnidia Gumppenberg, 1890 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
  Gnidiella
  Gnidiella Roewer, 1957 accepted as Perugnidiella Cianferoni & Ceccolini, 2021 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Opiliones (Order) > Cosmetidae (Family)
  Gnidiella Parker, 1949 accepted as Chionopsis Olsson, 1932 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Veneridae (Family)
  Gnoma
      Gnoma Fabricius, 1801 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
      Gnoma Latreille, 1820 (uncertain)· Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Polychaeta (awaiting allocation) (Order) > Polychaeta (awaiting allocation) (Family)
  Gnomonia
      Gnomonia Cesati & De Notaris, 1863 · Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Diaporthales (Order) > Gnomoniaceae (Family)
  Gnomonia Lunell, 1915 accepted as Festuca Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)
  Gnomoniopsis
  Gnomoniopsis Berlese, 1892 accepted as Gnomonia Cesati & De Notaris, 1863 · Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Diaporthales (Order) > Gnomoniaceae (Family)
  Gnomoniopsis Stoneman, 1898 accepted as Glomerella Spaulding & H. von Schrenk, 1903 · Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Glomerellales (Order) > Glomerellaceae (Family)
  Gnomus
      Gnomus C.O. Andrino & P.T. Sano in Andrino et al., 2023 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Eriocaulaceae (Family)
      Gnomus Clarke & Oberprieler, 2019 † accepted as  (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Mesophyletidae (Family)
  Gnophaela
  Gnophaela Herrich-Schäffer, 1856 accepted as Paraethria Hampson, 1898 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Erebidae (Family)
      Gnophaela Walker, 1854 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Erebidae (Family)
  Gnophaëla
  Gnophaëla Walker, 1854 accepted as Gnophaela Walker, 1854 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Erebidae (Family)
  Gnophaëla Herrich-Schäffer, 1856 accepted as Paraethria Hampson, 1898 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Erebidae (Family)
  Gnopherus
      Gnopherus Stål, 1872 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
      Gnopherus Andrewes, 1940 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
  Gnophodes
  Gnophodes Andrewes, 1923 accepted as Gnopherus Andrewes, 1940 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
      Gnophodes Doubleday in Doubleday & Westwood, 1849 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Nymphalidae (Family)
  Gnorimus
      Gnorimus Lepeletier & Audinet-Serville, 1828 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
  Gnorimus Chaudri, 1975 accepted as Lasioseius Berlese, 1917 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Mesostigmata (Order) > Ascidae (Family)
  Gnostus
      Gnostus Fieber, 1858 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Miridae (Family)
      Gnostus Westwood, 1855 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Ptinidae (Family)
  Gnotus
      Gnotus Förster, 1868 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Ichneumonidae (Family)
  Gnotus Simon, 1896 accepted as Gnolus Simon, 1879 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Mimetidae (Family)
  Goajiria
  Goajiria Marcuzzi, 1986 accepted as Goajiria Ivie & Hart, 2016 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
  Goajiria Ivie & Hart, 2016 accepted as Diastolinus Mulsant & Rey, 1859 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
  Gobia
  Gobia Reinke, 1889 accepted as Dictyosiphon Greville, 1830 · Chromista (Kingdom) > Heterokontophyta (Phylum) > Phaeophyceae (Class) > Ectocarpales (Order) > Scytosiphonaceae (Family)
  Gobia K.B. Kordé in B.A. Trofimov, 1977 † accepted as  · Bacteria (Kingdom) > Cyanobacteriota (Phylum) > Cyanophyceae (Class) > Oscillatoriales (Order) > Oscillatoriaceae (Family)
  Gobia N.M. Makulbekov, 1988 † accepted as  · Plantae (Kingdom) > Tracheophyta (Phylum) > Pinopsida (Class) > Cupressales (Order) > Cupressaceae (Family)
  Gobiates
      Gobiates Spinar, 1983 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Lissamphibia (awaiting allocation) (Order) > Lissamphibia (awaiting allocation) (Family)
      Gobiates Spinar & Tatarinov, 1986 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Lissamphibia (awaiting allocation) (Order) > Lissamphibia (awaiting allocation) (Family)
  Gobiella
      Gobiella Szczechura, 1978 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Ostracoda (awaiting allocation) (Order) > Ostracoda (awaiting allocation) (Family)
  Gobiella Smith, 1931 accepted as Gobiopterus Bleeker, 1874 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Gobiiformes (Order) > Gobiidae (Family)
      Gobiella Balogh & Mahunka, 1965 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Oribatida (Order) > Thyrisomidae (Family)
      Gobiella Martinson, 1975 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Trigoniida (Order) > Trigoniida (awaiting allocation) (Family)
      Gobiella L. Cienkowsky, 1882 · Chromista (Kingdom) > Cercozoa (Phylum) > Vampyrellidea (Class) > Vampyrellida (Order) > Vampyrellidae (Family)
  Gobileptes
  Gobileptes Swainson, 1839 accepted as Apocryptes Valenciennes in Cuvier & Valenciennes, 1837 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Gobiiformes (Order) > Gobiidae (Family)
  Gobileptes Bleeker, 1874 accepted as Apocryptes Valenciennes in Cuvier & Valenciennes, 1837 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Gobiiformes (Order) > Gobiidae (Family)
  Gobindonema
      Gobindonema Sood & Parshad, 1974 † · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Rhabditida (Order) > Heligmonellidae (Family)
  Gobindonema Khera, 1970 accepted as Koerneria Meyl, 1960 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Diplogasterida (Order) > Diplogasteridae (Family)
  Gobio
  Gobio Bertrand, 1763 accepted as Gobio Bertrand, 1763 · Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces incertae sedis (Family)
      Gobio Cuvier, 1816 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Cypriniformes (Order) > Gobionidae (Family)
  Gobio Klein, 1779 accepted as Gobius Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Gobiiformes (Order) > Gobiidae (Family)
  Gobio Walbaum, 1792 accepted as Gobius Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Gobiiformes (Order) > Gobiidae (Family)
  Gobioceras
      Gobioceras Bai, Meng, Zhang, Gong & Wang, 2020 † accepted as Gobicerops Bai, Meng, Zhang, Gong & Wang, 2021 † (junior homonym)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Perissodactyla (Order) > Forstercooperiidae (Family)
      Gobioceras Bogoslovskaya in Bogoslovskaya & Pavlova, 1988 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Cephalopoda (awaiting allocation) (Order) > Cephalopoda (awaiting allocation) (Family)
  Gobiocypris
      Gobiocypris Khand, 1974 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Ostracoda (awaiting allocation) (Order) > Ostracoda (awaiting allocation) (Family)
      Gobiocypris Ye & Fu, 1983 accepted as Gobiocypris Ye & Fu, 1983 (unreplaced junior homonym)· Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Cypriniformes (Order) > Gobionidae (Family)
  Gobiodon
      Gobiodon Bleeker, 1856 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Gobiiformes (Order) > Gobiidae (Family)
  Gobiodon Trofimov, 1980 † accepted as Gobiotheriodon Trofimov, 1997 † · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Eutriconodonta (Order) > Amphidontidae (Family)
  Gobiosoma
      Gobiosoma Klunzinger, 1871 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
  Gobiosoma Dybowski, 1872 accepted as Saurogobio Bleeker, 1870 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Cypriniformes (Order) > Gobionidae (Family)
      Gobiosoma Girard, 1858 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Gobiiformes (Order) > Gobiidae (Family)
  Godartia
      Godartia Lucas, 1842 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
  Godartia Chenu, 1851 accepted as Pycnosiphorus Solier in Gay, 1851 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Lucanidae (Family)
  Godfrinia
  Godfrinia Maire, 1902 accepted as Hygrocybe (E.M. Fries) P. Kummer, 1871 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricales (Order) > Hygrophoraceae (Family)
      Godfrinia Kieffer, 1911 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
  Godlewskia
      Godlewskia Westerlund, 1902 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Amnicolidae (Family)
      Godlewskia Crosse & Fischer, 1879 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Amnicolidae (Family)
      Godlewskia Clessin, 1883 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Hydrobiidae (Family)
  Godlewskia Janczewski, 1883 accepted as Chamaesiphon A. Braun in L. Rabenhorst, 1864 · Bacteria (Kingdom) > Cyanobacteriota (Phylum) > Cyanophyceae (Class) > Synechococcales (Order) > Chamaesiphonaceae (Family)
  Godmania
      Godmania W.B. Hemsley, 1879 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Bignoniaceae (Family)
      Godmania Skinner & Ramsden, 1923 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
      Godmania Horváth, 1919 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
  Godwinia
  Godwinia B.C. Seemann, 1869 accepted as  · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Alismatales (Order) > Araceae (Family)
      Godwinia Sykes, 1900 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Zonitidae (Family)
  Goedartia
      Goedartia Boie in Krøyer, 1841 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Ichneumonidae (Family)
  Goedartia Bezzi in Becker-Kertész, 1907 accepted as Goedartia Bezzi in Becker-Kertész, 1907 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)
      Goedartia Bezzi & Stein, 1907 accepted as Gaedartia Robineau-Desvoidy, 1863 (unjustified emendation)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)
  Goeldia
      Goeldia Keyserling, 1891 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Titanoecidae (Family)
  Goeldia Theobald, 1903 accepted as Shannoniana Lane & Cerqueira, 1942 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Culicidae (Family)
  Goeppertia
  Goeppertia K.B. Presl in Sternberg, 1838 † accepted as  · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Polypodiidae (awaiting allocation) (Order) > Polypodiidae (awaiting allocation) (Family)
      Goeppertia C.G.D. Nees, 1831 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Zingiberales (Order) > Marantaceae (Family)
  Goeppertia C.G.D. Nees, 1836 accepted as Endlicheria C.G.D. Nees, 1833 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Laurales (Order) > Lauraceae (Family)
  Goeppertia Grisebach, 1862 accepted as Bisgoeppertia O. Kuntze, 1891 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Gentianaceae (Family)
  Goera
      Goera Stephens, 1829 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Trichoptera (Order) > Goeridae (Family)
      Goera Leach, 1815 accepted as Goera Stephens, 1829 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Trichoptera (Order) > Goeridae (Family)
  Goethalsia
      Goethalsia Pittier, 1914 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malvales (Order) > Malvaceae (Family)
      Goethalsia Nelson, 1912 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Apodiformes (Order) > Trochilidae (Family)
  Goetzea
      Goetzea Wydler, 1830 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Solanales (Order) > Solanaceae (Family)
  Goetzea H.G.L. Reichenbach, 1829 accepted as Goetzea H.G.L. Reichenbach, 1829 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)
  Goetzia
  Goetzia de Blainville, 1828 accepted as Goezia Zeder in Goeze, 1800 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Spirurida (Order) > Anisakidae (Family)
  Goetzia Mikšič, 1963 accepted as Protaetia Burmeister, 1842 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
  Goezia
      Goezia Mozgovoi in Skrjabin, Shikhobalova & Mozgovoi, 1951 (uncertain)· Animalia (Kingdom) > Nematoda (Phylum) > Nematoda (awaiting allocation) (Class) > Nematoda (awaiting allocation) (Order) > Nematoda (awaiting allocation) (Family)
      Goezia Zeder in Goeze, 1800 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Spirurida (Order) > Anisakidae (Family)
  Gogana
      Gogana Walker, 1865 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Drepanidae (Family)
      Gogana Walker, 1866 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Erebidae (Family)
  Goidanichia
  Goidanichia Tomaselli & Ciferri, 1952 accepted as Staurothele Norman, 1853 · Fungi (Kingdom) > Ascomycota (Phylum) > Eurotiomycetes (Class) > Verrucariales (Order) > Verrucariales incertae sedis (Family)
  Goidanichia G. Arnaud, 1954 accepted as Haplographium M.J. Berkeley & C.E. Broome, 1859 · Fungi (Kingdom) > Ascomycota (Phylum) > Leotiomycetes (Class) > Helotiales (Order) > Amicodiscaceae (Family)
  Goidanichiella
      Goidanichiella G.L. Barron ex W. Gams in Gams, Seifert & Morgan-Jones, 2009 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)
  Goidanichiella G. Arnaud, 1954 accepted as Goidanichiella G.L. Barron ex W. Gams in Gams, Seifert & Morgan-Jones, 2009 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)
  Goidanichiella G. Arnaud ex G.L. Barron, 1968 accepted as Goidanichiella G.L. Barron ex W. Gams in Gams, Seifert & Morgan-Jones, 2009 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)
  Goidanichiella G.L. Barron ex W. Gams in Gams, Steiman & Seigle-Murandi, 1990 accepted as Goidanichiella G.L. Barron ex W. Gams in Gams, Seifert & Morgan-Jones, 2009 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)
  Goldbachia
      Goldbachia A.P. de Candolle, 1821 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Brassicales (Order) > Brassicaceae (Family)
  Goldbachia Trinius in K.P.J. Sprengel, 1821 accepted as Arundinella Raddi, 1823 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)
  Goldenbergia
      Goldenbergia Scudder, 1885 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Palaeodictyoptera (Order) > Palaeodictyoptera (awaiting allocation) (Family)
      Goldenbergia T.G. Halle, 1933 † (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Pteridospermopsida (Class) > Pteridospermopsida (awaiting allocation) (Order) > Pteridospermopsida (awaiting allocation) (Family)
  Goldfussia
      Goldfussia Castelnau, 1843 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
      Goldfussia Norman, 1891 (uncertain)· Animalia (Kingdom) > Echinodermata (Phylum) > Echinodermata (awaiting allocation) (Class) > Echinodermata (awaiting allocation) (Order) > Echinodermata (awaiting allocation) (Family)
  Goldfussia C.G.D. Nees in Wallich, 1832 accepted as Strobilanthes Blume, 1826 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Acanthaceae (Family)
      Goldfussia Bronn, 1848 † accepted as Scutellum Pusch, 1833 † (junior subjective synonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Corynexochida (Order) > Styginidae (Family)
  Goldia
  Goldia Theobald, 1903 accepted as Shannoniana Lane & Cerqueira, 1942 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Culicidae (Family)
      Goldia Dubatolov & Korshunov, 1990 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lycaenidae (Family)
  Goldia Keyserling, 1891 accepted as Goeldia Keyserling, 1891 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Titanoecidae (Family)
  Göldia
  Göldia Keyserling, 1891 accepted as Goeldia Keyserling, 1891 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Titanoecidae (Family)
  Göldia Theobald, 1903 accepted as Shannoniana Lane & Cerqueira, 1942 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Culicidae (Family)
  Goldmania
  Goldmania Greenman, 1907 accepted as  · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
  Goldmania J.N. Rose in M. Micheli, 1903 accepted as Microlobius K.B. Presl, 1845 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)
      Goldmania Nelson, 1911 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Apodiformes (Order) > Trochilidae (Family)
  Goldnerara
      Goldnerara J. Dunkelberger, 2009 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
      Goldnerara J. Dunkelberger, 2010 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
  Goliathinus
      Goliathinus Westwood, 1874 accepted as Fornasinius Bertoloni, 1853 (junior objective synonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
      Goliathinus Thomson, 1880 accepted as Fornasinius Bertoloni, 1853 (junior subjective synonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
  Golubevia
      Golubevia Q.M. Wang, F.Y. Bai, D. Begerow & T. Boekhout in Guarnaccia et al., 2024 · Fungi (Kingdom) > Basidiomycota (Phylum) > Exobasidiomycetes (Class) > Golubeviales (Order) > Golubeviaceae (Family)
      Golubevia Q.M. Wang, F.Y. Bai, D. Begerow & T. Boekhout in Wang et al., 2015 accepted as Golubevia Q.M. Wang, F.Y. Bai, D. Begerow & T. Boekhout in Guarnaccia et al., 2024 (unavailable name)· Fungi (Kingdom) > Basidiomycota (Phylum) > Exobasidiomycetes (Class) > Golubeviales (Order) > Golubeviaceae (Family)
      Golubevia Q.M. Wang, F.Y. Bai, D. Begerow & T. Boekhout in Richter et al., 2019 accepted as Golubevia Q.M. Wang, F.Y. Bai, D. Begerow & T. Boekhout in Guarnaccia et al., 2024 (unavailable name)· Fungi (Kingdom) > Basidiomycota (Phylum) > Exobasidiomycetes (Class) > Golubeviales (Order) > Golubeviaceae (Family)
  Golumnia
      Golumnia J.M.H. Shaw, 2005 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
  Golumnia J.M.H. Shaw, 2004 accepted as Golumnia J.M.H. Shaw, 2005 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
  Gomara
  Gomara Adanson, 1763 accepted as Crassula Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Saxifragales (Order) > Crassulaceae (Family)
  Gomara Ruiz & Pavon, 1794 accepted as Sanango Bunting & Duke, 1961 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Gesneriaceae (Family)
  Gomenkoa
      Gomenkoa J.M.H. Shaw, 2005 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
  Gomenkoa W. Savage & J.M.H. Shaw, 2004 accepted as Gomenkoa J.M.H. Shaw, 2005 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
  Gomesia
  Gomesia C.P.J. Sprengel, 1826 accepted as Gomesa R. Brown in J. Sims, 1815 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
      Gomesia La Llave, 1838 accepted as Gomesia La Llave, 1838 (nomen nudum)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
  Gomezia
  Gomezia G. Bentham & J.D. Hooker, 1873 accepted as Gomesia La Llave, 1838 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
  Gomezia F.G. Bartling, 1830 accepted as Gomesa R. Brown in J. Sims, 1815 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
  Gomezia J.C.B. Mutis, 1821 accepted as Nertera Banks ex J. Gaertner, 1788 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)
  Gomezina
      Gomezina J.M.H. Shaw, 2010 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
  Gomezina Chardón & Toro, 1934 accepted as Aphanostigme H. Sydow, 1926 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Dothideomycetes incertae sedis (Order) > Pseudoperisporiaceae (Family)
  Gomguezia
      Gomguezia J.M.H. Shaw, 2005 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
  Gomguezia J.M.H. Shaw, 2004 accepted as Gomguezia J.M.H. Shaw, 2005 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
  Gomphiocephalus
  Gomphiocephalus Verhoeff, 1943 accepted as Gomphiulus Mauriès, 1970 · Animalia (Kingdom) > Arthropoda (Phylum) > Diplopoda (Class) > Julida (Order) > Blaniulidae (Family)
      Gomphiocephalus Carpenter, 1908 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Collembola (Class) > Poduromorpha (Order) > Hypogastruridae (Family)
  Gomphites
      Gomphites Tillyard, 1925 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Protodonata (Order) > Protodonata (awaiting allocation) (Family)
      Gomphites Handlirsch in Schroeder, 1920 † accepted as Gomphites Handlirsch in Schroeder, 1920 † (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Protodonata (Order) > Protodonata (awaiting allocation) (Family)
      Gomphites Carter, 1871 † · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Hadromerida (Order) > Hadromerida (awaiting allocation) (Family)
  Gomphoceratites
      Gomphoceratites d'Archiac & de Verneuil, 1842 † accepted as Gomphoceratites d'Archiac & de Verneuil, 1842 † (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
      Gomphoceratites Steininger, 1849 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
  Gomphocerus
      Gomphocerus Herrmannsen, 1852 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
      Gomphocerus Thunberg, 1815 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Acrididae (Family)
  Gomphocerus Fischer de Waldheim, 1848 † accepted as Gomphocerus Fischer de Waldheim, 1848 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Cephalopoda (awaiting allocation) (Order) > Cephalopoda (awaiting allocation) (Family)
  Gomphodus
  Gomphodus Pander, 1856 † accepted as Gomphonchus Gross, 1971 † · Animalia (Kingdom) > Chordata (Phylum) > Acanthodii (Class) > Climatiiformes (Order) > Climatiiformes (awaiting allocation) (Family)
      Gomphodus Reuss, 1846 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
  Gomphogaster
  Gomphogaster Vorce, 1888 accepted as Ploesoma Herrick, 1885 · Animalia (Kingdom) > Rotifera (Phylum) > Monogononta (Class) > Ploima (Order) > Synchaetidae (Family)
      Gomphogaster O.K. Miller, 1973 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Boletales (Order) > Gomphidiaceae (Family)
  Gomphonema
      Gomphonema Ehrenberg, 1832 · Chromista (Kingdom) > Heterokontophyta (Phylum) > Bacillariophyceae (Class) > Cymbellales (Order) > Gomphonemataceae (Family)
  Gomphonema C.A. Agardh, 1824 accepted as Didymosphenia M. Schmidt in A. Schmidt, 1899 · Chromista (Kingdom) > Heterokontophyta (Phylum) > Bacillariophyceae (Class) > Cymbellales (Order) > Gomphonemataceae (Family)
  Gomphos
  Gomphos O. Kuntze, 1891 accepted as Cortinarius (Persoon) S.F. Gray, 1821 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricales (Order) > Cortinariaceae (Family)
      Gomphos Shevyreva, 1975 † · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Mixodontia (Order) > Eurymylidae (Family)
  Gomphostylis
  Gomphostylis Wallich ex Lindley, 1830 accepted as Gomphostylis Wallich ex Lindley, 1830 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
      Gomphostylis Rafinesque, 1837 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Liliales (Order) > Liliaceae (Family)
  Gomphotherium
      Gomphotherium Cope, 1886 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Artiodactyla (Order) > Camelidae (Family)
      Gomphotherium Malkani, 2019 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Proboscidea (Order) >  (Family)
      Gomphotherium Burmeister, 1837 † · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Proboscidea (Order) > Gomphotheriidae (Family)
  Gomphotherium Schlosser, 1890 † accepted as Gomphotherium Schlosser, 1890 † · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Soricomorpha (Order) > Talpidae (Family)
  Gomphus
      Gomphus Persoon, 1797 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Gomphales (Order) > Gomphaceae (Family)
      Gomphus Leach, 1815 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Odonata (Order) > Gomphidae (Family)
  Gomphus (E.M. Fries) Weinmann, 1826 accepted as Gomphidius E.M. Fries, 1836 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Boletales (Order) > Gomphidiaceae (Family)
  Gomtiotrema
  Gomtiotrema Gupta, 1955 accepted as Azygia Looss, 1899 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Azygiida (Order) > Azygiidae (Family)
  Gomtiotrema Sinha, 1934 accepted as Plasmiorchis Mehra, 1934 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Strigeidida (Order) > Spirorchiidae (Family)
  Gonatas
      Gonatas Distant, 1882 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Lygaeidae (Family)
      Gonatas Kaup, 1871 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Passalidae (Family)
  Gonatocerus
      Gonatocerus Nees, 1834 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Mymaridae (Family)
  Gonatocerus Schaufuss, 1880 accepted as Briara Reitter, 1882 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
  Gonatonotus
  Gonatonotus A. Milne-Edwards, 1881 accepted as Eugonatonotus Schmitt, 1926 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Eugonatonotidae (Family)
      Gonatonotus White, 1847 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Pilumnidae (Family)
  Gonatopus
      Gonatopus Ljungh in Weber & Mohr, 1810 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Dryinidae (Family)
      Gonatopus J.D. Hooker ex Engler in Alph. de Candolle & A.C. de Candolle, 1879 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Alismatales (Order) > Araceae (Family)
  Gondwanagaricites
      Gondwanagaricites S.W. Heads, A.N. Miller & J.L. Crane, 2017 † · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricales (Order) > Agaricales incertae sedis (Family)
      Gondwanagaricites S.N. Heads, A.N. Miller & J.L. Crane in Heads et al., 2017 [invalid] † accepted as Gondwanagaricites S.W. Heads, A.N. Miller & J.L. Crane, 2017 † (unavailable name)· Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricales (Order) > Agaricales incertae sedis (Family)
  Gondwanella
      Gondwanella Chandra & Betekhtina, 1990 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Pterioida (Order) > Pterioida (awaiting allocation) (Family)
      Gondwanella Betekhtina, 1990 † accepted as  (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Myalinida (Order) > Naiaditidae (Family)
  Gondwania
      Gondwania U. Søchting, P. Frödén & U. Arup in Arup, Søchting & Frödén, 2013 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Teloschistales (Order) > Teloschistaceae (Family)
      Gondwania Bardashev, Weddige & Ziegler, 2002 † · Animalia (Kingdom) > Chordata (Phylum) > Conodonta (Class) > Ozarkodinida (Order) > Eognathodidae (Family)
  Gondwanocrypticus
      Gondwanocrypticus Español Coll, 1955 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
      Gondwanocrypticus Koch, 1950 accepted as Gondwanocrypticus Español Coll, 1955 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
  Gondwanotrichomyia
  Gondwanotrichomyia Duckhouse, 1980 accepted as Gondwanotrichomyia Duckhouse, 1985 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Psychodidae (Family)
  Gondwanotrichomyia Duckhouse, 1985 accepted as Trichomyia Haliday in Curtis, 1839 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Psychodidae (Family)
  Gondwanoxylon
  Gondwanoxylon H.K. Maheshwari in R. Kräusel, P.K. Maithy & H.K. Maheshwari, 1962 † accepted as Gondwanoxylon H.K. Maheshwari in R. Kräusel, P.K. Maithy & H.K. Maheshwari, 1962 † · Plantae (Kingdom) > Tracheophyta (Phylum) > Gymnospermae (awaiting allocation) (Class) > Gymnospermae (awaiting allocation) (Order) > Gymnospermae (awaiting allocation) (Family)
  Gondwanoxylon S. Saksena, 1963 † accepted as Gondwanoxylon S. Saksena, 1963 † · Plantae (Kingdom) > Tracheophyta (Phylum) > Gymnospermae (awaiting allocation) (Class) > Gymnospermae (awaiting allocation) (Order) > Gymnospermae (awaiting allocation) (Family)
  Gonginia
      Gonginia J.M.H. Shaw, 2005 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
  Gonginia J.M.H. Shaw, 2004 accepted as Gonginia J.M.H. Shaw, 2005 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
  Gongroneura
      Gongroneura Enderlein, 1914 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Stratiomyidae (Family)
      Gongroneura Jacobi in Sjöstedt, 1910 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Membracidae (Family)
  Gongylis
      Gongylis N. Hoffmann, 1970 † accepted as  (nomen dubium)· Animalia (Kingdom) > Chordata (Phylum) > Ascidiacea (Class) >  (Order) >  (Family)
      Gongylis Theophrastus ex E.A. Molinari-Novoa & C. Sánchez Ocharan, 2016 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Brassicales (Order) > Brassicaceae (Family)
  Gongylus
      Gongylus Wagler, 1830 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Scincidae (Family)
      Gongylus Thunberg, 1815 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Mantodea (Order) > Empusidae (Family)
  Gonia
      Gonia Meigen, 1803 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)
      Gonia Heinemann, 1870 accepted as Deuterogonia Rebel in Staudinger & Rebel, 1901 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Oecophoridae (Family)
  Goniaea
      Goniaea Stål, 1873 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Acrididae (Family)
  Goniaea Hendel, 1909 accepted as Goniaeola Hendel, 1909 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Ulidiidae (Family)
  Goniaeolis
      Goniaeolis M. Sars, 1861 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Nudibranchia (Order) > Goniaeolididae (Family)
  Goniaeolis Odhner, 1922 accepted as Gonieolis M. Sars, 1861 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Nudibranchia (Order) > Goniaeolididae (Family)
  Gonianthes
  Gonianthes A. Richard in Sagra, 1850 accepted as Cubanola A. Aiello, 1979 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)
      Gonianthes Blume, 1823 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Dioscoreales (Order) > Burmanniaceae (Family)
  Goniapteryx
      Goniapteryx Perty, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
  Goniapteryx Westwood, 1840 accepted as Gonepteryx Leach, 1815 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Pieridae (Family)
  Goniaspidius
      Goniaspidius Périguey, 1902 accepted as Rectoscutaria Schein, 1958 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
      Goniaspidius Burmeister, 1844 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
  Goniloba
      Goniloba Westwood in Doubleday & Westwood, 1852 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
      Goniloba M.H.J. van der Meer, 2019 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Asphodelaceae (Family)
  Goniobatis
  Goniobatis Agassiz, 1858 accepted as Aetobatus Blainville, 1816 · Animalia (Kingdom) > Chordata (Phylum) > Chondrichthyes (Class) > Myliobatiformes (Order) > Myliobatidae (Family)
      Goniobatis Le Hon, 1871 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
  Goniocara
      Goniocara Hay, 1929 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Amphibia (awaiting allocation) (Order) > Amphibia (awaiting allocation) (Family)
      Goniocara Uvarov, 1953 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Acrididae (Family)
  Goniocarabus
  Goniocarabus Reitter, 1896 accepted as Cancellocarabus Lučnik, 1924 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
  Goniocarabus Géhin, 1885 accepted as Carabus Linnaeus, 1758 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
  Goniocephala
      Goniocephala Chevrolat in D'Orbigny, 1845 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Erotylidae (Family)
      Goniocephala Chevrolat in Dejean, 1836 accepted as Goniocephala Chevrolat in D'Orbigny, 1845 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Erotylidae (Family)
  Goniocephalus
  Goniocephalus Kaup, 1827 accepted as Gonocephalus Kaup, 1825 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Agamidae (Family)
      Goniocephalus Broili, 1913 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Amphibia (awaiting allocation) (Order) > Amphibia (awaiting allocation) (Family)
      Goniocephalus Le Guillou, 1844 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
  Goniocerus
      Goniocerus Malaise, 1942 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
  Goniocerus Dalla Torre, 1898 accepted as Goniocerus Dalla Torre, 1898 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Eulophidae (Family)
  Goniocerus Douglas & Scott, 1876 accepted as Goniocerus Douglas & Scott, 1876 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Coreidae (Family)
  Goniocerus Motschoulsky, 1868 accepted as Genyocerus Motschoulsky, 1858 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
  Goniochilus
      Goniochilus M.W. Chase, 1987 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
      Goniochilus Sandberger, 1875 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Hydrobiidae (Family)
      Goniochilus Harold, 1878 accepted as Oplostomus McLeay, 1838 (junior subjective synonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
  Gonioclymenia
      Gonioclymenia Hyatt, 1884 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Clymeniida (Order) > Gonioclymeniidae (Family)
  Gonioclymenia Wedekind, 1908 † accepted as Gonioclymenia Hyatt, 1884 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Clymeniida (Order) > Gonioclymeniidae (Family)
  Goniocoelia
  Goniocoelia Hall, 1861 † accepted as Pentagonia Cozzens, 1846 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Spiriferida (Order) > Meristellidae (Family)
      Goniocoelia Etallon, 1858 (uncertain)· Animalia (Kingdom) > Porifera (Phylum) > Porifera (awaiting allocation) (Class) > Porifera (awaiting allocation) (Order) > Porifera (awaiting allocation) (Family)
  Gonioctena
      Gonioctena Chevrolat in Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
  Gonioctena Redtenbacher in Huegel, 1844 accepted as Gonioctena Chevrolat in Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
  Goniodactylus
      Goniodactylus Gray, 1842 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Gekkonidae (Family)
  Goniodactylus Kuhl in Férussac, 1826 accepted as Gonydactylus Kuhl & Hasselt, 1822 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Gekkonidae (Family)
  Goniodera
      Goniodera Agassiz, 1846 accepted as Goniadera Perty, 1832 (unjustified emendation)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
      Goniodera Laporte, 1840 accepted as Goniadera Perty, 1832 (misspelling - incorrect subsequent spelling)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
  Goniodes
      Goniodes Nitzsch, 1818 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Phthiraptera (Order) > Philopteridae (Family)
  Goniodes Stephens, 1829 accepted as Lomechusa Gravenhorst, 1806 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
  Goniodiscus
      Goniodiscus Waagen, 1895-96 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Ammonitida (Order) > Prionitidae (Family)
      Goniodiscus Clessin in Pfeiffer, 1881 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Endodontidae (Family)
      Goniodiscus Kuhlmann, 1933 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Celastrales (Order) > Celastraceae (Family)
  Goniodiscus Raymond, 1913 † accepted as Calodiscus Howell, 1935 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Agnostida (Order) > Calodiscidae (Family)
  Goniodiscus Müller & Troschel, 1842 accepted as Culcita Agassiz, 1836 · Animalia (Kingdom) > Echinodermata (Phylum) > Asteroidea (Class) > Valvatida (Order) > Oreasteridae (Family)
  Goniodoma
      Goniodoma Zeller, 1849 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Coleophoridae (Family)
  Goniodoma Stein, 1883 accepted as Scrippsiella E. Balech ex A.R. Loeblich III, 1965 · Chromista (Kingdom) > Miozoa (Phylum) > Dinophyceae (Class) > Thoracosphaerales (Order) > Thoracosphaeraceae (Family)
  Goniodon
      Goniodon Herrick, 1888 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
  Goniodon Perrier, 1894 accepted as Diplodontias Fisher, 1908 · Animalia (Kingdom) > Echinodermata (Phylum) > Asteroidea (Class) > Valvatida (Order) > Odontasteridae (Family)
  Goniodus
  Goniodus Agassiz, 1836 accepted as Echinorhinus Blainville, 1816 · Animalia (Kingdom) > Chordata (Phylum) > Chondrichthyes (Class) > Squaliformes (Order) > Echinorhinidae (Family)
      Goniodus Dunker, 1848 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
      Goniodus Newberry, 1890 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
  Goniognathus
  Goniognathus Kraatz, 1883 accepted as Carabus Linnaeus, 1758 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
  Goniognathus Bergroth, 1920 accepted as Goniognathus Bergroth, 1920 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Cicadellidae (Family)
      Goniognathus Agassiz, 1841 † accepted as Goniognathus Agassiz, 1841 † (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
  Goniogyra
      Goniogyra Agassiz, 1845 accepted as Goniogyra Agassiz, 1845 (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
  Goniogyra Kittl, 1894 † accepted as Goniospira Cossmann, 1895 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neotaenioglossa (Order) > Neotaenioglossa (awaiting allocation) (Family)
  Gonioma
      Gonioma E.H.F. Meyer, 1838 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Apocynaceae (Family)
      Gonioma Turner, 1897 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Xyloryctidae (Family)
  Goniomorpha
      Goniomorpha Carter in Carter, Altaba, Anderson et al., 2011 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Modiomorphoida (Order) > Modiomorphidae (Family)
      Goniomorpha Yin, 1986 † · Animalia (Kingdom) > Priapulida (Phylum) > Palaeoscolecida (Class) >  (Order) >  (Family)
  Gonionema
  Gonionema Hargitt, 1902 accepted as Gonionemus A. Agassiz, 1862 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Anthoathecata (Order) > Magapiidae (Family)
      Gonionema Koken, 1896 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
  Gonionema Nylander, 1855 accepted as Thermutis E.M. Fries, 1825 · Fungi (Kingdom) > Ascomycota (Phylum) > Lichinomycetes (Class) > Lichinales (Order) > Lichinaceae (Family)
  Gonionotus
  Gonionotus Mocquard, 1889 accepted as Gonionotophis Boulenger, 1893 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Lamprophiidae (Family)
      Gonionotus Gray in Stokes, 1846 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Colubridae (Family)
  Gonionotus Marshall, 1868 accepted as Gonionotus Marshall, 1868 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Lygaeidae (Family)
  Goniophlebium
      Goniophlebium K.B. Presl ex Pichi Sermolli, 1973 · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Polypodiales (Order) > Polypodiaceae (Family)
      Goniophlebium (Blume) K.B. Presl, 1836 · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Polypodiales (Order) > Polypodiaceae (Family)
  Goniophora
      Goniophora Phillips, 1848 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Modiomorphoida (Order) > Modiomorphidae (Family)
  Goniophora Jeffreys, 1883 accepted as Tropidomya Dall & E. A. Smith, 1886 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Pholadomyoida (Order) > Cuspidariidae (Family)
  Goniopleura
      Goniopleura Hawle & Corda, 1847 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Trilobita (awaiting allocation) (Order) > Trilobita (awaiting allocation) (Family)
      Goniopleura Westwood, 1832 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
  Goniopsis
      Goniopsis De Haan, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Grapsidae (Family)
      Goniopsis Duda, 1929 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Chloropidae (Family)
      Goniopsis Melichar, 1899 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Nogodinidae (Family)
  Goniopsyllus
  Goniopsyllus Baker, 1905 accepted as Notiopsylla Jordan & Rothschild, 1914 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Siphonaptera (Order) > Pygiopsyllidae (Family)
      Goniopsyllus Brady, 1883 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Harpacticoida (Order) > Peltidiidae (Family)
  Goniopterus
  Goniopterus Agassiz, 1846 accepted as Gonipterus Schönherr, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
  Goniopterus Gemminger & Harold, 1871 accepted as Gonipterus Schönherr, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
  Goniopteryx
  Goniopteryx Wallengren, 1853 accepted as Gonepteryx Leach, 1815 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Pieridae (Family)
  Goniopteryx Agassiz, 1846 accepted as Goniapteryx Perty, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
  Goniopugettia
      Goniopugettia Davie & Ng, 2024 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Epialtidae (Family)
      Goniopugettia Sakai, 1986 accepted as Goniopugettia Davie & Ng, 2024 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Epialtidae (Family)
      Goniopugettia Ng, Guinot & Davie, 2008 accepted as Goniopugettia Davie & Ng, 2024 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Epialtidae (Family)
  Goniorhynchus
      Goniorhynchus Hampson, 1896 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Crambidae (Family)
      Goniorhynchus Olson, 1970 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Microsauria (Order) > Gymnarthridae (Family)
  Goniosoma
      Goniosoma Conrad, 1869 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
      Goniosoma Perty, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Opiliones (Order) > Gonyleptidae (Family)
  Goniosoma A. Milne-Edwards, 1861 accepted as Charybdis De Haan in Siebold, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Portunidae (Family)
  Goniosoma Costa, 1844 accepted as Argentina Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Argentiniformes (Order) > Argentinidae (Family)
  Goniospira
  Goniospira Donald, 1902 † accepted as Donaldiella Cossmann, 1903 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Gastropoda incertae sedis (Order) > Lophospiridae (Family)
      Goniospira Cossmann, 1895 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neotaenioglossa (Order) > Neotaenioglossa (awaiting allocation) (Family)
  Goniospira Girty, 1915 † accepted as Goniasma Tomlin, 1930 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Coenogastropoda incertae sedis (Order) > Goniasmatidae (Family)
  Goniostoma
      Goniostoma Adams, 1860 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
  Goniostoma Villa, 1841 accepted as Rissoa Desmarest, 1814 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Rissoidae (Family)
  Goniosupradens
      Goniosupradens Davie & Ng, 2024 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Portunidae (Family)
      Goniosupradens Leene, 1938 accepted as Goniosupradens Davie & Ng, 2024 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Portunidae (Family)
      Goniosupradens Davie, 2002 accepted as Goniosupradens Davie & Ng, 2024 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Portunidae (Family)
  Goniothorax
      Goniothorax Sharp, 1908 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Nitidulidae (Family)
      Goniothorax A. Milne-Edwards, 1879 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Epialtidae (Family)
      Goniothorax Emery, 1896 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
  Goniothyris
      Goniothyris Buckman, 1918 · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Terebratulida (Order) > Terebratulidae (Family)
      Goniothyris Buckman, 1914 † accepted as Goniothyris Buckman, 1918 (nomen nudum)· Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Terebratulida (Order) > Hegathyridae (Family)
  Gonipterus
      Gonipterus Schönherr, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
      Gonipterus Schönherr, 1833, nom. nud. accepted as Gonipterus Schönherr, 1833 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
  Gonipterus Gerstaecker, 1860 accepted as Guioperus Perty, 1832 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
  Goniurus
      Goniurus Hübner, 1819 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
  Goniurus K.B. Presl, 1851 accepted as  · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Alismatales (Order) > Araceae (Family)
      Goniurus Raymond, 1913 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Proetida (Order) > Bathyuridae (Family)
  Gonocarpus
      Gonocarpus Thunberg, 1783 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Saxifragales (Order) > Haloragaceae (Family)
  Gonocarpus W. Hamilton, 1825 accepted as Combretum Loefling, 1758 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Myrtales (Order) > Combretaceae (Family)
  Gonocephalum
      Gonocephalum Solier, 1834 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
  Gonocephalum Chevrolat, 1849 accepted as Gonocephalum Solier, 1834 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
  Gonocephalus
      Gonocephalus Nitzsch in Giebel, 1861 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Phthiraptera (Order) > Phthiraptera (awaiting allocation) (Family)
  Gonocephalus Kner, 1855 accepted as Clarotes Kner, 1855 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Siluriformes (Order) > Bagridae (Family)
  Gonocephalus Gronow in Gray, 1854 accepted as Dactylopterus Lacepède, 1801 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Scorpaeniformes (Order) > Dactylopteridae (Family)
      Gonocephalus Kaup, 1825 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Agamidae (Family)
  Gonocephalus Keller, 1937 accepted as Goniodes Nitzsch, 1818 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Phthiraptera (Order) > Goniodidae (Family)
  Gonocleonus
      Gonocleonus Marseul, 1866 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
      Gonocleonus Chevrolat, 1873 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
  Gonocnemis
  Gonocnemis Lacordaire, 1866 accepted as Physoproctus Lacordaire, 1866 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
      Gonocnemis Thomson, 1858 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
  Gonodactylus
      Gonodactylus Berthold, 1827 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Stomatopoda (Order) > Gonodactylidae (Family)
      Gonodactylus Gray, 1830 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)
      Gonodactylus (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Callianassidae (Family)
  Gonodes
      Gonodes Hampson, 1909 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
      Gonodes Druce, 1908 accepted as Gonodes Hampson, 1909 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
  Gonodon
      Gonodon Held, 1837 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
  Gonodon Schafhäutl, 1863 † accepted as Schafthautlia Cossmann, 1897 † · Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
  Gonoleptes
  Gonoleptes Gray, 1833 accepted as Gonyleptes Kirby, 1819 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Opiliones (Order) > Gonyleptidae (Family)
  Gonoleptes Sundevall, 1833 accepted as Gonyleptes Kirby, 1819 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Opiliones (Order) > Gonyleptidae (Family)
  Gonoleptus
  Gonoleptus Berthold, 1827 accepted as Gonyleptes Kirby, 1819 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Opiliones (Order) > Gonyleptidae (Family)
  Gonoleptus Erichson, 1845 accepted as Gonyleptes Kirby, 1819 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Opiliones (Order) > Gonyleptidae (Family)
  Gonomyella
      Gonomyella Meunier, 1899 accepted as Gonomyiella Meunier, 1899 (misspelling - incorrect original spelling)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tipulidae (Family)
      Gonomyella Alexander, 1916 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)
  Gonomyella Alexander, 1917 accepted as Progonomyia Alexander, 1920 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Muscidae (Family)
  Gonomyiella
  Gonomyiella Meunier, 1899 accepted as Ormosia Rondani, 1856 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Limoniidae (Family)
      Gonomyiella Kuntze, 1919 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tipulidae (Family)
  Gononema
      Gononema Kuckuck & Skottsberg, 1921 · Chromista (Kingdom) > Heterokontophyta (Phylum) > Phaeophyceae (Class) > Ectocarpales (Order) > Chordariaceae (Family)
  Gononema Fowler in Lankester, 1900 accepted as Gonionemus A. Agassiz, 1862 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Anthoathecata (Order) > Magapiidae (Family)
  Gonophora
      Gonophora Chevrolat in Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
  Gonophora Guérin-Méneville, 1844 accepted as Gonophora Chevrolat in Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
  Gonophora Bruand, 1845 accepted as Habrosyne Hübner, 1821 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Drepanidae (Family)
  Gonoptera
      Gonoptera Berthold, 1827 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
      Gonoptera Billberg, 1820 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Pieridae (Family)
  Gonoptera Turczaninow, 1847 accepted as Bulnesia C. Gay, 1846 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Zygophyllales (Order) > Zygophyllaceae (Family)
  Gonopterus
      Gonopterus Solier, 1843 accepted as Somaticus Hope, 1840 (junior subjective synonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
  Gonopterus Gronow in Gray, 1854 accepted as Zanclus Cuvier in Cuvier & Valenciennes, 1831 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Zanclidae (Family)
  Gonorhynchus
  Gonorhynchus McClelland, 1839 accepted as Crossocheilus Kuhl & van Hasselt in van Hasselt, 1823 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Cypriniformes (Order) > Cyprinidae (Family)
  Gonorhynchus Scopoli, 1777 accepted as Gonorynchus Gronow, 1763 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Gonorynchiformes (Order) > Gonorynchidae (Family)
  Gonorynchus
      Gonorynchus Scopoli, 1777 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Gonorynchiformes (Order) > Gonorynchidae (Family)
  Gonorynchus Gronow, 1763 accepted as  · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Gonorynchiformes (Order) > Gonorynchidae (Family)
  Gonostoma
      Gonostoma Held, 1837 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
      Gonostoma Binney, 1878 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
  Gonostoma Adams, 1854 accepted as Gonostoma Adams, 1854 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Rissoidae (Family)
      Gonostoma Rafinesque, 1810 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Stomiiformes (Order) > Gonostomatidae (Family)
  Gonostoma van Hasselt, 1823 accepted as Anodontostoma Bleeker, 1849 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Clupeiformes (Order) > Clupeidae (Family)
  Gonotheca
  Gonotheca Rafinesque, 1818 accepted as  · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
  Gonotheca Blume ex A.P. de Candolle, 1830 accepted as Oldenlandia Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)
  Gonotrema
      Gonotrema Rafinesque, 1831 (uncertain)· Animalia (Kingdom) > Brachiopoda (Phylum) > Brachiopoda (awaiting allocation) (Class) > Brachiopoda (awaiting allocation) (Order) > Brachiopoda (awaiting allocation) (Family)
      Gonotrema Rafinesque, 1820 accepted as Gonotrema Rafinesque, 1820 (nomen nudum)· Animalia (Kingdom) > Brachiopoda (Phylum) > Brachiopoda (awaiting allocation) (Class) > Brachiopoda (awaiting allocation) (Order) > Brachiopoda (awaiting allocation) (Family)
  Gonyacantha
      Gonyacantha Thomson, 1857 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
  Gonyacantha Stål, 1873 accepted as Acanthoxia Bolivar, 1906 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Acrididae (Family)
  Gonyglossum
  Gonyglossum Bezzi, 1910 accepted as Carpomya Costa, 1854 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tephritidae (Family)
  Gonyglossum Efflatoun, 1924 accepted as Carpomya Costa, 1854 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tephritidae (Family)
  Gonzalezia
      Gonzalezia E.E. Schilling & J.L. Panero, 2011 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
      Gonzalezia De Santis, 1964 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Encyrtidae (Family)
  Gonzalosia
      Gonzalosia Collado & Alonso-Zarazaga, 1996 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Aderidae (Family)
      Gonzalosia Báguena-Corella, 1948 accepted as Gonzalosia Collado & Alonso-Zarazaga, 1996 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Aderidae (Family)
  Goodallia
      Goodallia Turton, 1822 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Astartidae (Family)
      Goodallia Bentham, 1845 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malvales (Order) > Thymelaeaceae (Family)
      Goodallia T.E. Bowdich, 1825 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Saxifragales (Order) > Crassulaceae (Family)
  Goodallia Deshayes, 1860 † accepted as Microstagon Cossmann, 1896 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Ungulinidae (Family)
  Goodea
      Goodea Shinji, 1922 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Aphididae (Family)
      Goodea Jordan, 1880 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Cyprinodontiformes (Order) > Goodeidae (Family)
  Goodfellowia
      Goodfellowia Labeda & Kroppenstedt, 2006 accepted as Goodfellowiella Labeda et al., 2008 (junior homonym)· Bacteria (Kingdom) > Actinomycetota (Phylum) > Actinomycetes (Class) > Pseudonocardiales (Order) > Pseudonocardiaceae (Family)
      Goodfellowia Hartert, 1903 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
  Goodia
      Goodia Holland, 1893 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Saturniidae (Family)
      Goodia R.A. Salisbury, 1806 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)
  Goodnightiella
      Goodnightiella Soares & Soares, 1946 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Opiliones (Order) > Gonyleptidae (Family)
  Goodnightiella Roewer, 1949 accepted as Crosbyella Roewer, 1927 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Opiliones (Order) > Phalangodidae (Family)
  Goodrichia
  Goodrichia Moy-Thomas, 1936 † accepted as Goodrichthys Moy-Thomas, 1951 † · Animalia (Kingdom) > Chordata (Phylum) > Chondrichthyes (Class) > Ctenacanthiformes (Order) > Ctenacanthiformes (awaiting allocation) (Family)
      Goodrichia Clench, 1929 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
  Goodsirea
  Goodsirea Garstang, 1895 accepted as Goodsirea Garstang, 1895 · Animalia (Kingdom) > Chordata (Phylum) > Ascidiacea (Class) > Stolidobranchia (Order) > Styelidae (Family)
  Goodsirea Wright, 1859 accepted as Eutima McCrady, 1859 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Leptothecata (Order) > Eirenidae (Family)
  Goossensia
      Goossensia Cossmann, 1885 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Veneroida (awaiting allocation) (Family)
      Goossensia Heinemann, 1958 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Cantharellales (Order) > Cantharellaceae (Family)
      Goossensia Ragonot, 1891 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
  Gopherus
      Gopherus Rafinesque, 1832 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Testudines (Order) > Testudinidae (Family)
      Gopherus Rafinesque, 1815 accepted as Gopherus Rafinesque, 1832 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Testudines (Order) > Testudinidae (Family)
  Goplana
      Goplana Raciborski, 1900 · Fungi (Kingdom) > Basidiomycota (Phylum) > Pucciniomycetes (Class) > Pucciniales (Order) > Chaconiaceae (Family)
  Goplana Wrześniowski, 1879 accepted as Synurella Wrześniowski, 1877 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Amphipoda (Order) > Crangonyctidae (Family)
  Gordia
      Gordia Emmons, 1844 † · Animalia (Kingdom) > Trace fossils (Phylum) >  (Class) >  (Order) >  (Family)
  Gordia Melichar, 1903 accepted as Gordiacea Metcalf, 1948 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Achilidae (Family)
  Gordiorhynchus
  Gordiorhynchus Dollfus & Golvan, 1957 accepted as Centrorhynchus Lühe in Brauer, 1911 · Animalia (Kingdom) > Acanthocephala (Phylum) > Palaeacanthocephala (Class) > Polymorphida (Order) > Centrorhynchidae (Family)
  Gordiorhynchus Meyer, 1931 accepted as Centrorhynchus Lühe in Brauer, 1911 · Animalia (Kingdom) > Acanthocephala (Phylum) > Palaeacanthocephala (Class) > Polymorphida (Order) > Centrorhynchidae (Family)
  Gordius
  Gordius Slabber, 1769-78 accepted as Gordius Slabber, 1769-78 · Animalia (Kingdom) > Nemertea (Phylum) > Nemertea (awaiting allocation) (Class) > Nemertea (awaiting allocation) (Order) > Nemertea (awaiting allocation) (Family)
      Gordius Linnaeus, 1758 · Animalia (Kingdom) > Nemertea (Phylum) > Nemertea incertae sedis (Class) > Nemertea incertae sedis (Order) > Nemertea incertae sedis (Family)
  Gordius accepted as Lineus Sowerby, 1806 · Animalia (Kingdom) > Nemertea (Phylum) > Pilidiophora (Class) > Heteronemertea (Order) > Lineidae (Family)
  Gordona
      Gordona (ex Tsukamura, 1971) Stackebrandt et al., 1989 accepted as Gordonia corrig. (ex Tsukamura, 1971) Stackebrandt et al., 1989 (misspelling - incorrect original spelling)· Bacteria (Kingdom) > Actinomycetota (Phylum) > Actinomycetes (Class) > Mycobacteriales (Order) > Gordoniaceae (Family)
      Gordona Tsukamura, 1971 accepted as Gordona (ex Tsukamura, 1971) Stackebrandt et al., 1989 (unavailable name)· Bacteria (Kingdom) > Actinomycetota (Phylum) > Actinomycetes (Class) > Mycobacteriales (Order) > Gordoniaceae (Family)
  Gordonella
      Gordonella Tirmizi, 1960 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Solenoceridae (Family)
  Gordonella Ray & Sarkar, 1969 accepted as Schellackia Reichenow, 1920 · Chromista (Kingdom) > Miozoa (Phylum) > Gregarinomorphea (Class) > Eucoccidiida (Order) > Lankesterellidae (Family)
      Gordonella Grundel, 1990 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Gastropoda (awaiting allocation) (Order) > Gastropoda (awaiting allocation) (Family)
  Gordonia
      Gordonia Malloch, 1926 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Muscidae (Family)
      Gordonia Newton, 1892 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Therapsida (Order) > Dicynodontidae (Family)
      Gordonia corrig. (ex Tsukamura, 1971) Stackebrandt et al., 1989 · Bacteria (Kingdom) > Actinomycetota (Phylum) > Actinomycetes (Class) > Mycobacteriales (Order) > Gordoniaceae (Family)
  Gordonia Pretzmann, 1965 accepted as Isabellagordonia Pretzmann, 1967 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Pseudothelphusidae (Family)
      Gordonia J. Ellis, 1771 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Theaceae (Family)
  Gordoniella
      Gordoniella Itono, 1977 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Ceramiales (Order) > Wrangeliaceae (Family)
      Gordoniella Zagorsek, 2001 † (uncertain)· Animalia (Kingdom) > Bryozoa (Phylum) > Bryozoa (awaiting allocation) (Class) > Bryozoa (awaiting allocation) (Order) > Bryozoa (awaiting allocation) (Family)
  Gorgonella
      Gorgonella Zolotuhin in Zolotuhin & Witt, 2000 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lasiocampidae (Family)
      Gorgonella Valenciennes, 1855 accepted as Verrucella Milne Edwards & Haime, 1857 (junior subjective synonym)· Animalia (Kingdom) > Cnidaria (Phylum) > Octocorallia (Class) > Scleralcyonacea (Order) > Ellisellidae (Family)
  Gorgonia
      Gorgonia Hall, 1847 † (uncertain)· Animalia (Kingdom) > Bryozoa (Phylum) > Bryozoa (awaiting allocation) (Class) > Bryozoa (awaiting allocation) (Order) > Bryozoa (awaiting allocation) (Family)
      Gorgonia Hübner, 1823 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
      Gorgonia Linnaeus, 1758 · Animalia (Kingdom) > Cnidaria (Phylum) > Octocorallia (Class) > Malacalcyonacea (Order) > Gorgoniidae (Family)
  Gorgopis
      Gorgopis Gerstaecker, 1860 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Platystomatidae (Family)
  Gorgopis Menge in Berendt, 1854 † accepted as Gorgopsina Petrunkevitch, 1955 † · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Salticidae (Family)
      Gorgopis Hübner, 1820 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
  Gorgus
      Gorgus Gemminger & Harold, 1871 accepted as Hypsophorus Dejean, 1835 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
  Gorgus Schönherr, 1825 accepted as Cratosomus Schönherr, 1825 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
  Gorna
  Gorna Holland, 1894 accepted as Gorua Walker, 1865 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
      Gorna Poppius, 1914 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
  Gornostachia
      Gornostachia P.N. Kolosov, 1982 † (uncertain)· Bacteria (Kingdom) > Cyanobacteriota (Phylum) > Cyanophyceae (Class) > Cyanophyceae (awaiting allocation) (Order) > Cyanophyceae (awaiting allocation) (Family)
      Gornostachia Schapovalova, 1974 † · Bacteria (Kingdom) > Cyanobacteriota (Phylum) > Cyanophyceae (Class) > Kussiellida (Order) > Kussiellidae (Family)
  Gorskia
      Gorskia Poletaeva & Fedyanina, 1970 † accepted as Gorskia Poletaeva & Fedyanina, 1970 † (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Trilobita (awaiting allocation) (Order) > Trilobita (awaiting allocation) (Family)
  Gorskia Bolle in W.C.H. Peters, 1861 accepted as Guibourtia J.J. Bennett, 1857 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)
      Gorskia Poletaeva & Fedyanina, 1971 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Trilobita (awaiting allocation) (Order) > Trilobita (awaiting allocation) (Family)
  Gortania
      Gortania Rabbi, 1960 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Gastropoda (awaiting allocation) (Order) > Gastropoda (awaiting allocation) (Family)
  Gortania Cossmann, 1909 † accepted as Gortania Cossmann, 1909 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Trilobita (awaiting allocation) (Order) > Trilobita (awaiting allocation) (Family)
  Gossea
  Gossea Zelinka, 1889 accepted as Neogossea Remane, 1927 · Animalia (Kingdom) > Gastrotricha (Phylum) >  (Class) > Chaetonotida (Order) > Neogosseidae (Family)
      Gossea L. Agassiz, 1862 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Limnomedusae (Order) > Olindiidae (Family)
  Gossea Spence Bate, 1862 accepted as Apherusa Walker, 1891 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Amphipoda (Order) > Calliopiidae (Family)
  Gosseletia
      Gosseletia Barrois, 1882 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Pterioida (Order) > Pterioida (awaiting allocation) (Family)
      Gosseletia Koninck, 1883 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Gastropoda (awaiting allocation) (Order) > Gastropoda (awaiting allocation) (Family)
  Gossia
      Gossia N. Snow & G.P. Guymer · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Myrtales (Order) > Myrtaceae (Family)
  Gossia Quatrefages, 1866 accepted as Exogone Örsted, 1845 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Phyllodocida (Order) > Syllidae (Family)
  Gotocotyla
      Gotocotyla Ishii, 1936 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Mazocraeidea (Order) > Gotocotylidae (Family)
      Gotocotyla Meserve, 1938 (uncertain)· Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Trematoda (awaiting allocation) (Order) > Trematoda (awaiting allocation) (Family)
  Gouania
      Gouania Nardo, 1833 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Gobiesociformes (Order) > Gobiesocidae (Family)
  Gouania Bonaparte, 1846 accepted as Gouania Nardo, 1833 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Gobiesociformes (Order) > Gobiesocidae (Family)
      Gouania N.J. Jacquin, 1763 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Rosales (Order) > Rhamnaceae (Family)
  Gouldia
      Gouldia C. B. Adams, 1847 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Veneridae (Family)
  Gouldia Bonaparte, 1849 accepted as Popelairia Reichenbach, 1854 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Apodiformes (Order) > Trochilidae (Family)
  Gouldia A. Gray, 1859 accepted as Kadua Chamisso & D.F.L. Schlechtendal, 1829 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)
  Gouldomyia
      Gouldomyia Bonaparte, 1854, nom. nud. accepted as Popelairia Reichenbach, 1854 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Apodiformes (Order) > Trochilidae (Family)
  Gouldomyia Bonaparte, 1854 accepted as Popelairia Reichenbach, 1854 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Apodiformes (Order) > Trochilidae (Family)
  Gounellea
      Gounellea Lane, 1964 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
      Gounellea Martins, Chemsak & Linsley, 1966 accepted as Gounelloeme Monné & Martins, 1974 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
  Goweria
      Goweria Lea, 1926 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
      Goweria J.A. Wolfe, 1968 † (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ranunculales (Order) > Menispermaceae (Family)
  Goya
      Goya Navás, 1928 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Psocoptera (Order) > Psocoptera (awaiting allocation) (Family)
      Goya Ragonot, 1888 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Pyralidae (Family)
  Goya Mello-Leitão, 1945 accepted as Chira Peckham & Peckham, 1896 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Araneae (Order) > Salticidae (Family)
  Goyazia
  Goyazia Toledo Piza, 1940 accepted as Eusarcus Perty, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Opiliones (Order) > Gonyleptidae (Family)
      Goyazia Taubert, 1896 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Gesneriaceae (Family)
  Gozarta
      Gozarta Walker, 1869 accepted as Bardaxima Walker, 1858 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Notodontidae (Family)
  Gozarta Walker, 1868 accepted as Lophops Spinola, 1839 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Lophopidae (Family)
  Grabauoceras
      Grabauoceras Shimizu & Obata, 1935 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
      Grabauoceras Shimizu & Obata, 1936 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
  Graciella
      Graciella Jordan, 1894 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
      Graciella Rozova, 1963 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Trilobita (awaiting allocation) (Order) > Trilobita (awaiting allocation) (Family)
  Gracilaria
      Gracilaria Greville, 1830 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Gracilariales (Order) > Gracilariaceae (Family)
  Gracilaria Zeller, 1839 accepted as Gracilaria Zeller, 1839 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Tineidae (Family)
  Gracilia
      Gracilia Audinet-Serville, 1834 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
  Gracilia accepted as Gracila Randall, 1964 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Serranidae (Family)
  Graculus
  Graculus Vieillot, 1818 accepted as Gracula Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Sturnidae (Family)
  Graculus Möhring, 1758 accepted as Graculus Möhring, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
  Graculus G.R. Gray, 1845 accepted as Graculus G.R. Gray, 1845 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
      Graculus Koch, 1816 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
      Graculus Reichenbach, 1853 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
  Gradiella
      Gradiella Lyashenko, 1969 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Cricoconarida (Class) > Cricoconarida (awaiting allocation) (Order) > Cricoconarida (awaiting allocation) (Family)
      Gradiella Kittl, 1899 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neotaenioglossa (Order) > Neotaenioglossa (awaiting allocation) (Family)
  Graea
      Graea Philippi, 1863 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Ommexechidae (Family)
      Graea Thorell, 1870 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Arachnida (awaiting allocation) (Order) > Arachnida (awaiting allocation) (Family)
  Graeffea
      Graeffea Brunner in Graeffe, 1868 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Phasmatodea (Order) > Phasmatidae (Family)
  Graeffea B.C. Seemann, 1865 accepted as Trichospermum Blume, 1825 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malvales (Order) > Malvaceae (Family)
  Graellsia
      Graellsia Grote, 1896 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Saturniidae (Family)
  Graellsia Boissier, 1841 accepted as Draba Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Brassicales (Order) > Brassicaceae (Family)
  Graëllsia
  Graëllsia Grote, 1896 accepted as Graellsia Grote, 1896 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Saturniidae (Family)
      Graëllsia Boissier, 1841 represented as Graellsia Boissier, 1841 (alternative representation)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Brassicales (Order) > Brassicaceae (Family)
  Graemontia
      Graemontia Staręga, 1992 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Opiliones (Order) > Triaenonychidae (Family)
      Graemontia Lawrence, 1931 accepted as Graemontia Staręga, 1992 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Opiliones (Order) > Triaenonychidae (Family)
  Graffenrieda
      Graffenrieda A.P. de Candolle, 1828 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Myrtales (Order) > Melastomataceae (Family)
  Graffenrieda C.F.P. Martius, 1832 accepted as  · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Myrtales (Order) > Melastomataceae (Family)
  Graffia
      Graffia Csuzdi & Zicsi, 1991 (uncertain)· Animalia (Kingdom) > Annelida (Phylum) > Clitellata (Class) > Oligochaeta (awaiting allocation) (Order) > Oligochaeta (awaiting allocation) (Family)
      Graffia Levinsen, 1879 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Turbellaria (Class) > Turbellaria (awaiting allocation) (Order) > Turbellaria (awaiting allocation) (Family)
  Graffia Ihering, 1880 accepted as Graffilla Ihering, 1880 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Turbellaria (Class) > Neorhabdocoela (Order) > Graffillidae (Family)
  Graffilla
      Graffilla Ihering, 1880 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Turbellaria (Class) > Neorhabdocoela (Order) > Graffillidae (Family)
      Graffilla Korotneff, 1912 (uncertain)· Animalia (Kingdom) > Platyhelminthes (Phylum) > Turbellaria (Class) > Turbellaria (awaiting allocation) (Order) > Turbellaria (awaiting allocation) (Family)
  Grafia
  Grafia Krantz, 1962 accepted as Trigonholaspis Vitzthum, 1930 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Mesostigmata (Order) > Macrochelidae (Family)
      Grafia H.G.L. Reichenbach, 1837 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Apiales (Order) > Apiaceae (Family)
  Grafia A.D. Hawkes, 1966 accepted as Phalaenopsis Blume, 1825 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
  Grahamia
      Grahamia Gillies in W.J. Hooker & Arnott, 1833 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Anacampserotaceae (Family)
      Grahamia Allgén, 1959 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Monhysterida (Order) > Linhomoeidae (Family)
      Grahamia Theobald, 1909 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)
      Grahamia Erdos, 1966 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Eulophidae (Family)
  Grahamia Tartakowsky, 1910 accepted as Bartonella Strong et al., 1915 (Approved Lists, 1980) · Bacteria (Kingdom) > Pseudomonadota (Phylum) > Alphaproteobacteria (Class) > Hyphomicrobiales (Order) > Bartonellaceae (Family)
  Gramella
      Gramella Nedashkovskaya, Kim, Lysenko, Frolova, Mikhailov, Bae, Lee & Kim, 2005 accepted as Christiangramia Deshmukh & Oren, 2023 (junior homonym)· Bacteria (Kingdom) > Bacteroidota (Phylum) > Flavobacteriia (Class) > Flavobacteriales (Order) > Flavobacteriaceae (Family)
  Gramella Kozur, 1971 † accepted as Grammella Kozur, 1971 † · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Palaeocopida (Order) > Palaeocopida (awaiting allocation) (Family)
  Gramen
  Gramen Séguier, 1754 accepted as Secale Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)
  Gramen Krause, 1914 accepted as Festuca Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)
  Graminella
      Graminella L. Léger & M. Gauthier ex Manier, 1962 · Fungi (Kingdom) > Zygomycota (Phylum) > Kickxellomycetes (Class) > Harpellales (Order) > Legeriomycetaceae (Family)
      Graminella L. Léger & M. Gauthier, 1937 · Fungi (Kingdom) > Zygomycota (Phylum) > Kickxellomycetes (Class) > Harpellales (Order) > Legeriomycetaceae (Family)
      Graminella DeLong, 1936 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Cicadellidae (Family)
  Grammatophora
      Grammatophora Stephens, 1829 accepted as Grammatophora Stephens, 1829 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
      Grammatophora Ehrenberg, 1840 · Chromista (Kingdom) > Heterokontophyta (Phylum) > Bacillariophyceae (Class) > Rhabdonematales (Order) > Grammatophoraceae (Family)
      Grammatophora Duméril & Bibron, 1837 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Agamidae (Family)
  Grammatopteris
  Grammatopteris C.R.W.K. van Alderwerelt van Rosenburgh, 1922 accepted as Selliguea Bory de St.-Vincent, 1824 · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Polypodiales (Order) > Polypodiaceae (Family)
      Grammatopteris B. Renault, 1891 † · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Zygopteridales (Order) > Psalixochlaenaceae (Family)
  Grammatorcynus
      Grammatorcynus Gill, 1862 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Scombridae (Family)
  Grammatorcynus Jordan, 1919 accepted as Grammatorcynus Jordan, 1919 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Scombridae (Family)
  Grammella
      Grammella Canu, 1917 † · Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Cheilostomatida (Order) > Cheilostomatida (awaiting allocation) (Family)
  Grammella Kozur, 1971 † accepted as Grammicythere Kozur, 1972 † · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Palaeocopida (Order) > Palaeocopida (awaiting allocation) (Family)
  Grammia
      Grammia Kotschetkova, 1980 † · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Podocopida (Order) > Pachydomellidae (Family)
      Grammia Rambur, 1866 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Erebidae (Family)
  Grammica
  Grammica de Chaudoir, 1871 accepted as Lebia Latreille, 1802 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
  Grammica Loureiro, 1790 accepted as Cuscuta Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Solanales (Order) > Convolvulaceae (Family)
  Grammicus
      Grammicus Reichenbach, 1849 accepted as Lophoceros Hemprich & Ehrenberg, 1833 (junior subjective synonym)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Coraciiformes (Order) > Bucerotidae (Family)
      Grammicus Waterhouse, 1845 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
  Grammophora
  Grammophora Gedoelst, 1916 accepted as Onchocercella Yorke & Maplestone, 1931 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Spirurida (Order) > Onchocercidae (Family)
      Grammophora Guenée, 1852 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
  Grammophorus
  Grammophorus Candèze, 1859 accepted as Grammephorus Solier in Gay, 1851 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elateridae (Family)
  Grammophorus Gerstaecker in Murray, 1864 accepted as Grammorus Murray in Harold, 1868 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Nitidulidae (Family)
  Grammoptera
      Grammoptera Dejean, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
  Grammoptera Audinet-Serville, 1835 accepted as Grammoptera Dejean, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
  Grammoptera Thomson, 1864 accepted as Pidonia Mulsant, 1863 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
  Grammosmylus
      Grammosmylus Krueger, 1914 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Neuroptera (Order) > Neuroptera (awaiting allocation) (Family)
      Grammosmylus Panfilov in Dolin & Pritykina, 1980 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Neuroptera (Order) > Neuroptera (awaiting allocation) (Family)
  Grampus
  Grampus Iredale & Troughton, 1933 accepted as Orcinus Fitzinger, 1860 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Cetacea (Order) > Delphinidae (Family)
      Grampus Gray, 1828 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Cetacea (Order) > Delphinidae (Family)
  Granaria
      Granaria Held, 1837 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Chondrinidae (Family)
  Granaria Paetel, 1875 accepted as Granaria Paetel, 1875 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Arcida (Order) > Arcidae (Family)
  Granativora
      Granativora Bonaparte, 1853 accepted as Granativora Bonaparte, 1853 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
      Granativora Gray, 1855 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
  Granatocrinites
      Granatocrinites Troost in Wood, 1909 † (uncertain)· Animalia (Kingdom) > Echinodermata (Phylum) > Blastoidea (Class) > Spiraculata (Order) > Granatocrinidae (Family)
      Granatocrinites Troost, 1849 † accepted as Granatocrinites Troost, 1849 † (nomen nudum)· Animalia (Kingdom) > Echinodermata (Phylum) > Blastoidea (Class) > Spiraculata (Order) > Granatocrinidae (Family)
  Granatum
      Granatum Saint-Lager, 1880 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Myrtales (Order) > Lythraceae (Family)
  Granatum O. Kuntze, 1891 accepted as Xylocarpus J. König, 1784 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Sapindales (Order) > Meliaceae (Family)
  Grandeurya
  Grandeurya D.R.J. Stur, 1883 † accepted as  · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Marattiales (Order) > Marattiaceae (Family)
      Grandeurya R. Zeiller, 1883 † (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Marattiidae (awaiting allocation) (Order) >  (Family)
  Grandicaputus
      Grandicaputus Yasunaga, 2004 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Miridae (Family)
      Grandicaputus Yao, Cai & Ren, 2006 † · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Rhopalidae (Family)
  Grandidieria
      Grandidieria Bourguignat, 1885 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Unionoida (Order) > Unionidae (Family)
  Grandidieria Kretzoi & Kretzoi, 2000 † accepted as Archaeolemur Filhol, 1895 † · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Primates (Order) > Archaeolemuridae (Family)
  Grandiella
      Grandiella Williams, 1928 accepted as Grandiella Williams, 1928 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
  Grandiella Lombardini, 1939 accepted as Grandiellina Fain, 1989 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Astigmata (Order) > Canestriniidae (Family)
  Grandifavia
      Grandifavia Babaev, 1964 † · Animalia (Kingdom) > Cnidaria (Phylum) > Hexacorallia (Class) > Scleractinia (Order) > Scleractinia (awaiting allocation) (Family)
      Grandifavia Babayev in Babayev & Papoyan, 1988 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Hexacorallia (Class) > Scleractinia (Order) > Scleractinia (awaiting allocation) (Family)
  Grandjeanella
      Grandjeanella Southcott, 1961 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Actinedida (Order) > Erythraeidae (Family)
  Grandjeanella Balogh, 1961 accepted as Grandjeania Balogh, 1963 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Oribatida (Order) > Oribatulidae (Family)
  Grangeria
      Grangeria Zdansky, 1930 † · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Perissodactyla (Order) > Eomoropidae (Family)
      Grangeria Commerson ex A.L. Jussieu, 1789 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Chrysobalanaceae (Family)
  Grania
      Grania Southern, 1913 · Animalia (Kingdom) > Annelida (Phylum) > Clitellata (Class) > Haplotaxida (Order) > Enchytraeidae (Family)
      Grania (Rosenvinge) Kylin, 1944 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Acrochaetiales (Order) > Acrochaetiaceae (Family)
  Graniger
      Graniger Motschoulsky, 1864 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
  Graniger Chaudoir, 1876 accepted as Cymbionotum Baudi, 1864 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
  Grantia
      Grantia Fleming, 1828 · Animalia (Kingdom) > Porifera (Phylum) > Calcarea (Class) > Sycettida (Order) > Grantiidae (Family)
  Grantia Boissier, 1846 accepted as Iphiona Cassini, 1817 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
      Grantia W. Griffith in J.O. Voigt, 1845 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Alismatales (Order) > Araceae (Family)
      Grantia Nardo, 1833 (uncertain)· Animalia (Kingdom) > Porifera (Phylum) > Porifera (awaiting allocation) (Class) > Porifera (awaiting allocation) (Order) > Porifera (awaiting allocation) (Family)
  Granularia
  Granularia Pomel, 1849 † accepted as  · Plantae (Kingdom) > Algae (awaiting allocation) (Phylum) > Algae (awaiting allocation) (Class) > Algae (awaiting allocation) (Order) > Algae (awaiting allocation) (Family)
      Granularia Poletaeva in Lermontova, 1951 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) >  (Class) > Trilobitomorpha (awaiting allocation) (Order) > Trilobitomorpha (awaiting allocation) (Family)
  Granularia J. Sowerby, 1815 accepted as Urocystis Rabenhorst ex Fuckel, 1870 · Fungi (Kingdom) > Basidiomycota (Phylum) > Ustilaginomycetes (Class) > Urocystidiales (Order) > Urocystidaceae (Family)
      Granularia P.A. Saccardo & J.B. Ellis ex P.A. Saccardo, 1882 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)
      Granularia Roth, 1791 accepted as Granularia Roth, 1791 (nomen dubium)· Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricales (Order) > Agaricaceae (Family)
      Granularia Kowalski, 1983 † · Biota incertae sedis (Kingdom) > Acritarcha (Phylum) >  (Class) >  (Order) >  (Family)
  Granulasida
      Granulasida Escalera, 1907 accepted as Granulasida Escalera, 1922 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
      Granulasida Escalera, 1922 accepted as Asida Latreille, 1802 (junior subjective synonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
  Granulatagnostus
  Granulatagnostus Kolobova, 1981 † accepted as Corrugatagnostus Kobayashi, 1939 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Agnostida (Order) > Geragnostidae (Family)
      Granulatagnostus in Abdulin † accepted as Corrugatagnostus Kobayashi, 1939 † (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Agnostida (Order) > Geragnostidae (Family)
  Granulina
      Granulina Velenovský, 1947 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricomycetes incertae sedis (Order) > Agaricomycetes incertae sedis (Family)
      Granulina Jousseaume, 1888 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Marginellidae (Family)
  Granulina Leleshus, 1975 † accepted as Leleshusia Doweld, 2015 † · Animalia (Kingdom) > Cnidaria (Phylum) >  (Class) > Proporida (Order) > Proporidae (Family)
  Granulites
      Granulites Nemkov, 1967 † accepted as Nummulites Lamarck, 1801 (junior subjective synonym)· Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Rotaliida (Order) > Nummulitidae (Family)
      Granulites Rafinesque, 1831 (uncertain)· Animalia (Kingdom) > Animalia (awaiting allocation) (Phylum) > Animalia (awaiting allocation) (Class) > Animalia (awaiting allocation) (Order) > Animalia (awaiting allocation) (Family)
  Granulocystis
  Granulocystis K. Hjortstam, 1986 accepted as Odonticium E. Parmasto, 1968 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricomycetes incertae sedis (Order) > Agaricomycetes incertae sedis (Family)
      Granulocystis F. Hindák, 1977 · Plantae (Kingdom) > Chlorophyta (Phylum) > Trebouxiophyceae (Class) > Chlorellales (Order) > Oocystaceae (Family)
  Granulopaussus
  Granulopaussus Kolbe, 1933 accepted as Paussus Linnaeus, 1775 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
  Granulopaussus Luna de Carvalho, 1989 accepted as Paussus Linnaeus, 1775 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
  Granulosocrinus
      Granulosocrinus Stukalina, 1986 † (uncertain)· Animalia (Kingdom) > Echinodermata (Phylum) > Crinoidea (Class) > Crinoidea (awaiting allocation) (Order) > Crinoidea (awaiting allocation) (Family)
      Granulosocrinus Rozhnov, 1981 † (uncertain)· Animalia (Kingdom) > Echinodermata (Phylum) > Crinoidea (Class) > Crinoidea (awaiting allocation) (Order) > Crinoidea (awaiting allocation) (Family)
  Graphephorum
  Graphephorum M. Honda, 1934 accepted as  · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)
      Graphephorum Desvaux, 1810 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)
  Graphidium
      Graphidium Railliet & Henry, 1909 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Rhabditida (Order) > Haemonchidae (Family)
  Graphidium Lindau, 1909 accepted as Paecilomyces Bainier, 1907 · Fungi (Kingdom) > Ascomycota (Phylum) > Eurotiomycetes (Class) > Eurotiales (Order) > Aspergillaceae (Family)
  Graphidula
  Graphidula Norman, 1853 accepted as Verrucaria H.A. Schrader, 1794 · Fungi (Kingdom) > Ascomycota (Phylum) > Eurotiomycetes (Class) > Verrucariales (Order) > Verrucariaceae (Family)
  Graphidula Stephenson, 1941 † accepted as Exilia Conrad, 1860 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Ptychatractidae (Family)
  Graphidurus
      Graphidurus Gemminger & Harold, 1873 accepted as Graphidurus Agassiz, 1846 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
      Graphidurus Agassiz, 1846 accepted as Graphisurus Kirby, 1837 (unjustified emendation)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
  Graphidurus Wallace, 1876 accepted as Graphiurus Smuts, 1832 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Rodentia (Order) > Gliridae (Family)
  Graphidurus Brandt, 1855 accepted as Graphiurus Smuts, 1832 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Rodentia (Order) > Gliridae (Family)
  Graphiopsis
  Graphiopsis Bainier, 1907 accepted as Phaeoisaria F. von Höhnel, 1909 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)
  Graphiopsis J. Trail, 1889 accepted as Cladosporium Link, 1816 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Cladosporiales (Order) > Cladosporiaceae (Family)
  Graphiptera
  Graphiptera Tournier, 1889 accepted as Arthrostenus Schönherr, 1826 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Brachyceridae (Family)
  Graphiptera Hope, 1838 accepted as Graphipterus Latreille, 1802 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
  Graphis
      Graphis Adanson, 1763 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Ostropales (Order) > Graphidaceae (Family)
      Graphis Jeffreys, 1867 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Heterostropha (Order) > Cimidae (Family)
  Graphisurus
      Graphisurus Kirby, 1837 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
      Graphisurus Horn, 1880 accepted as Graphisurus Kirby, 1837 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
      Graphisurus Casey, 1913 accepted as Graphisurus Kirby, 1837 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cerambycidae (Family)
  Graphium
      Graphium Corda, 1837 · Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Microascales (Order) > Microascaceae (Family)
      Graphium Scopoli, 1777 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Papilionidae (Family)
  Graphiurus
  Graphiurus Kner, 1866 † accepted as Graphiurichthys White & Moy-Thomas, 1937 † · Animalia (Kingdom) > Chordata (Phylum) > Sarcopterygii (Class) > Coelacanthiformes (Order) > Coelacanthidae (Family)
      Graphiurus Smuts, 1832 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Rodentia (Order) > Gliridae (Family)
      Graphiurus Cuvier in Geoffroy & Cuvier, 1829 accepted as Graphiurus Smuts, 1832 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Rodentia (Order) > Gliridae (Family)
  Graphomyia
      Graphomyia Agassiz, 1846 accepted as Graphomya Robineau-Desvoidy, 1830 (unjustified emendation)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Muscidae (Family)
      Graphomyia Macquart, 1834 accepted as Graphomya Robineau-Desvoidy, 1830 (unjustified emendation)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Muscidae (Family)
  Graphonotus
  Graphonotus Agassiz, 1846 accepted as Graphinotus Koch, 1839 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Opiliones (Order) > Gonyleptidae (Family)
  Graphonotus Chevrolat, 1881 accepted as Coelosternulum Heller, 1937 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
  Graphorhinus
      Graphorhinus Say, 1831 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
  Graphorhinus Schoenherr, 1833 accepted as Graphorhinus Say, 1831 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
  Graptoblastoides
      Graptoblastoides Kozlowski, 1948 † · Animalia (Kingdom) > Hemichordata (Phylum) > Graptolithina (Class) > Graptolithina (awaiting allocation) (Order) > Graptolithina (awaiting allocation) (Family)
      Graptoblastoides Kozlowski, 1938 † accepted as Graptoblastoides Kozlowski, 1938 † (nomen nudum)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
  Graptoblastus
      Graptoblastus Kozlowski, 1948 † · Animalia (Kingdom) > Hemichordata (Phylum) > Graptolithina (Class) > Graptolithina (awaiting allocation) (Order) > Graptolithina (awaiting allocation) (Family)
      Graptoblastus Kozlowski, 1938 accepted as Graptoblastus Kozlowski, 1938 (nomen nudum)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
  Graptocamara
      Graptocamara Kozlowski, 1948 † · Animalia (Kingdom) > Hemichordata (Phylum) > Graptolithina (Class) > Camaroidea (Order) > Camaroidea (awaiting allocation) (Family)
      Graptocamara Kozlowski, 1938 † accepted as Graptocamara Kozlowski, 1938 † (nomen nudum)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
  Graptodera
  Graptodera Mannerheim, 1843 accepted as Graptodera Chevrolat in Dejean, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
  Graptodera Chevrolat in Dejean, 1836 accepted as Altica Geoffroy, 1762 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
  Graptopora
      Graptopora Ulrich, 1882 accepted as Graptopora Ulrich, 1882 (nomen nudum)· Animalia (Kingdom) > Bryozoa (Phylum) > Bryozoa (awaiting allocation) (Class) > Bryozoa (awaiting allocation) (Order) > Bryozoa (awaiting allocation) (Family)
  Graptopora Lang, 1916 † accepted as Graptoporella Bassler in Moore, 1953 † · Animalia (Kingdom) > Bryozoa (Phylum) > Gymnolaemata (Class) > Cheilostomatida (Order) > Cheilostomatida (awaiting allocation) (Family)
      Graptopora Salter, 1858 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
  Graptotheca
      Graptotheca Bigsby, 1868 (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
      Graptotheca Salter, 1873 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
  Graptoveria
  Graptoveria G.D. Rowley, 1958 accepted as Graptoveria P. Gossot ex J. Marnier-Lapostolle, 1949 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Saxifragales (Order) > Crassulaceae (Family)
      Graptoveria P. Gossot ex J. Marnier-Lapostolle, 1949 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Saxifragales (Order) > Crassulaceae (Family)
  Graptovermis
      Graptovermis Kozlowski, 1949 † · Animalia (Kingdom) > Hemichordata (Phylum) > Pterobranchia (Class) > Rhabdopleurida (Order) > Rhabdopleurida (awaiting allocation) (Family)
      Graptovermis Kozlowski, 1938 † accepted as Graptovermis Kozlowski, 1938 † (nomen nudum)· Animalia (Kingdom) > Cnidaria (Phylum) > Cnidaria (awaiting allocation) (Class) > Cnidaria (awaiting allocation) (Order) > Cnidaria (awaiting allocation) (Family)
  Grassator
      Grassator Ruckes, 1965 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Pentatomidae (Family)
      Grassator Kazantseva, 1968 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Actinopterygii (awaiting allocation) (Order) > Actinopterygii (awaiting allocation) (Family)
      Grassator De Santis, 1948 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
  Grassia
      Grassia Theobald, 1902 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Culicidae (Family)
      Grassia Fisch, 1885 (uncertain)· Protozoa (Kingdom) > Protozoa incertae sedis (Phylum) >  (Class) >  (Order) >  (Family)
  Grateloupia
      Grateloupia C.A. Agardh, 1822 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Halymeniales (Order) > Halymeniaceae (Family)
      Grateloupia [anonymous], 1830 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Veneridae (Family)
  Grateloupia Bonnemaison, 1822 accepted as Gaillona Bonnemaison, 1828 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Ceramiales (Order) > Callithamniaceae (Family)
  Graucalus
      Graucalus Cuvier, 1817 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Campephagidae (Family)
      Graucalus G.R. Gray, 1841 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
  Graueria
      Graueria Curran, 1935 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Muscidae (Family)
      Graueria Hartert, 1908 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Sylviidae (Family)
  Gravenhorstia
      Gravenhorstia Boie, 1836 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Ichneumonidae (Family)
      Gravenhorstia C.G.D. Nees in J. Lindley, 1836 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Bruniales (Order) > Bruniaceae (Family)
      Gravenhorstia Robineau-Desvoidy, 1863 accepted as Admontia Brauer & Bergenstamm, 1889 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)
  Gravesia
      Gravesia Salfeld, 1913 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Ammonitida (Order) > Ammonoidea (awaiting allocation) (Family)
      Gravesia Naudin, 1851 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Myrtales (Order) > Melastomataceae (Family)
  Graya
  Graya Spence Bate, 1862 accepted as Graya Spence Bate, 1862 · Animalia (Kingdom) > Arthropoda (Phylum) > Crustacea (awaiting allocation) (Class) > Crustacea (awaiting allocation) (Order) > Crustacea (awaiting allocation) (Family)
  Graya accepted as Grayia Günther, 1858 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Colubridae (Family)
      Graya Bonaparte, 1856 † (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
      Graya Buchecker, ? 1880 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
  Graya Houlbert, 1918 accepted as Yagra Oiticica Filho, 1955 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Castniidae (Family)
  Graya Arnott ex Steudel, 1854 accepted as Sphaerocaryum C.G.D. Nees ex J.D. Hooker, 1896 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)
  Grayella
  Grayella Doflein, 1929 accepted as Grayallia Setna, 1927 · Chromista (Kingdom) > Miozoa (Phylum) > Gregarinomorphea (Class) > Arthrogregarida (Order) > Monocystidae (Family)
  Grayella Carter, 1869 accepted as Crella Gray, 1867 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Poecilosclerida (Order) > Crellidae (Family)
  Grayia
      Grayia W.J. Hooker & Arnott, 1840 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Amaranthaceae (Family)
      Grayia Günther, 1858 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Colubridae (Family)
      Grayia Spence Bate, 1862 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Crustacea (awaiting allocation) (Class) > Crustacea (awaiting allocation) (Order) > Crustacea (awaiting allocation) (Family)
  Grayia E. Grove & J. Brun in A. Schmidt, 1892 † accepted as  · Chromista (Kingdom) > Heterokontophyta (Phylum) >  (Class) > Bacillariophytina_(awaiting_allocation) (Order) >  (Family)
  Graysonia
      Graysonia Butts, 1926 † (uncertain)· Plantae (Kingdom) > Algae (awaiting allocation) (Phylum) > Algae (awaiting allocation) (Class) > Algae (awaiting allocation) (Order) > Algae (awaiting allocation) (Family)
      Graysonia Stephenson, 1952 † accepted as  (nomen dubium)· Animalia (Kingdom) > Trace fossils (Phylum) >  (Class) >  (Order) >  (Family)
  Greenia
      Greenia Kirby, 1896 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Phasmatodea (Order) > Diapheromeridae (Family)
      Greenia S. Wallman, 1791 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Liliales (Order) > Liliaceae (Family)
  Greenia Hoeppli & Chu, 1932 accepted as Rogerus Hoeppli & Chu, 1934 · Animalia (Kingdom) > Nematoda (Phylum) > Enoplea (Class) > Ironida (Order) > Rhabdolaimidae (Family)
  Greenia Nuttall, 1835 accepted as Limnodea L.H. Dewey in J.M. Coulter, 1894 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)
  Greenia Oudemans, 1901 accepted as Dinogamasus Kramer, 1898 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Mesostigmata (Order) > Laelapidae (Family)
  Greeniella
  Greeniella Banks, 1904 accepted as Dinogamasus Kramer, 1898 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Mesostigmata (Order) > Laelapidae (Family)
  Greeniella Berlese, 1910 accepted as Jacobsonia Berlese, 1910 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Mesostigmata (Order) > Laelapidae (Family)
      Greeniella Macgillivray, 1921 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Diaspididae (Family)
      Greeniella Cockerell, 1897 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
      Greeniella David, 1993 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Aleyrodidae (Family)
  Greenoripersia
      Greenoripersia Bodenheimer, 1951 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
      Greenoripersia Bodenheimer, 1929 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Pseudococcidae (Family)
  Greggia
  Greggia A. Gray, 1852 accepted as Nerisyrenia E.L. Greene, 1900 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Brassicales (Order) > Brassicaceae (Family)
  Greggia Engelmann in Wislizenus, 1848 accepted as  · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Rosales (Order) > Rosaceae (Family)
  Greggia Solander ex J. Gaertner, 1788 accepted as Eugenia Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Myrtales (Order) > Myrtaceae (Family)
  Gregoria
  Gregoria Duby, 1828 accepted as Androsace Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Primulaceae (Family)
      Gregoria Gosse, 1860 · Animalia (Kingdom) > Cnidaria (Phylum) > Hexacorallia (Class) > Actiniaria (Order) > Sagartiidae (Family)
  Greniera
      Greniera Doby & David, 1959 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Simuliidae (Family)
  Greniera J. Gay, 1845 accepted as Minuartia Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Caryophyllaceae (Family)
  Gressittella
      Gressittella Medvedev, 2009 accepted as Medvedevittella Deng & Xing, 2024 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
      Gressittella Evans, 1972 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Cicadellidae (Family)
  Gressittomyia
      Gressittomyia Alexander, 1936 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tipulidae (Family)
      Gressittomyia Kano & Lopes, 1985 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Sarcophagidae (Family)
  Grevillea
      Grevillea R. Brown ex J. Knight, 1809 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Proteales (Order) > Proteaceae (Family)
  Grevillea Beck & Emmons, 1826 accepted as Grevillea Beck & Emmons, 1826 · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Bryales (Order) > Timmiaceae (Family)
  Grevillia
  Grevillia R. Brown ex J. Knight, 1809 accepted as Grevillia R. Brown ex J. Knight, 1809 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Proteales (Order) > Proteaceae (Family)
      Grevillia Bordoni, 2005 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
  Grewiopsis
      Grewiopsis G. Saporta, 1865 † (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malvales (Order) > Malvaceae (Family)
  Grewiopsis E. De Wildeman & T. Durand, 1899 accepted as Desplatsia Bocquillon, 1866 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malvales (Order) > Malvaceae (Family)
  Grewioxylon
  Grewioxylon Shallom, 1963 † accepted as  · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malvales (Order) > Malvaceae (Family)
      Grewioxylon J. Schuster, 1910 † (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malvales (Order) > Malvaceae (Family)
  Griesbachites
      Griesbachites Mojsisovics, 1897 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Ceratitida (Order) > Ceratitida (awaiting allocation) (Family)
      Griesbachites Mojsisovics, 1896 † accepted as Griesbachites Mojsisovics, 1897 † (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Ceratitida (Order) > Ceratitida (awaiting allocation) (Family)
  Griffinia
      Griffinia Ker-Gawler, 1820 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Amaryllidaceae (Family)
      Griffinia Richer de Forges, 1994 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Epialtidae (Family)
  Griffithia
      Griffithia Lea, 1911 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
  Griffithia J.M. Black, 1913 accepted as  · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
  Griffithia Maingay ex G. King, 1893 accepted as Enicosanthum Beccari, 1871 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Magnoliales (Order) > Annonaceae (Family)
  Griffithia R. Wight & Arnott, 1834 accepted as Benkara Adanson, 1763 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)
  Griffonia
  Griffonia J.D. Hooker in Bentham & J.D. Hooker, 1865 accepted as Acioa Aublet, 1775 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Chrysobalanaceae (Family)
      Griffonia Baillon, 1865 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)
  Grimaldia
  Grimaldia Chapman, 1942 accepted as Opisthoproctus Vaillant, 1888 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Argentiniformes (Order) > Opisthoproctidae (Family)
  Grimaldia Raddi, 1818 accepted as  · Plantae (Kingdom) > Marchantiophyta (Phylum) > Marchantiopsida (Class) > Marchantiales (Order) > Aytoniaceae (Family)
  Grimaldia Chevreux, 1899 accepted as Seba Bate, 1862 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Amphipoda (Order) > Sebidae (Family)
  Grimaldia Schrank, 1805 accepted as Chamaecrista Moench, 1794 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)
  Grimaldiella
  Grimaldiella Bouvier, 1905 accepted as Funchalia Johnson, 1868 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Penaeidae (Family)
      Grimaldiella Koteja, 2000 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
      Grimaldiella Lehrer, 2002 accepted as Grimaldiomyia Lehrer, 2003 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Sarcophagidae (Family)
  Grimmia
      Grimmia J. Hedwig, 1801 · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Grimmiales (Order) > Grimmiaceae (Family)
  Grimmia Laurillard, 1841 accepted as Sylvicapra Ogilby, 1837 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Artiodactyla (Order) > Bovidae (Family)
  Grinnellia
      Grinnellia Harvey, 1853 · Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Ceramiales (Order) > Delesseriaceae (Family)
      Grinnellia Christiansen & Nascimbene, 2006 † · Animalia (Kingdom) > Arthropoda (Phylum) > Collembola (Class) > Symphypleona (Order) > Mackenziellidae (Family)
  Griphomyia
      Griphomyia Hardy, 1987 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tephritidae (Family)
      Griphomyia Grootaert & Meuffels, 1997 accepted as Griphophanes Grootaert & Meuffels, 1998 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Dolichopodidae (Family)
  Gripus
  Gripus Gistl, 1848 accepted as Gripus Gistl, 1834 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elateridae (Family)
      Gripus Rathbun, 1925 accepted as Batrachonotus Stimpson, 1871 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Decapoda (Order) > Inachoididae (Family)
  Gripus Gistl, 1834 accepted as Athous Eschscholtz in Thon, 1829 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elateridae (Family)
  Grisebachia
  Grisebachia Klotzsch, 1838 accepted as Erica Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Ericaceae (Family)
  Grisebachia Drude & H. Wendland, 1875 accepted as Howea Beccari, 1877 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Arecales (Order) > Arecaceae (Family)
  Griselinia
      Griselinia J.R. Forster & J.G.A. Forster, 1775 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Apiales (Order) > Griseliniaceae (Family)
  Griselinia Scopoli, 1777 accepted as  · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)
  Griseocereus
  Griseocereus A. Guiggi, 2012 accepted as Stenocereus (A. Berger) Riccobono, 1909 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Cactaceae (Family)
  Griseocereus P.V. Heath, 1998 accepted as Stenocereus (A. Berger) Riccobono, 1909 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Cactaceae (Family)
  Grislea
  Grislea P. Loefling, 1758 accepted as Pehria Sprague, 1923 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Myrtales (Order) > Lythraceae (Family)
  Grislea Linnaeus, 1753 accepted as Combretum Loefling, 1758 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Myrtales (Order) > Combretaceae (Family)
  Grisonia
  Grisonia Gray, 1825 accepted as Galictis Bell, 1826 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Carnivora (Order) > Mustelidae (Family)
  Grisonia Kéler, 1938 accepted as Trichodectes Nitzsch, 1818 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Phthiraptera (Order) > Trichodectidae (Family)
  Grobbenia
  Grobbenia Poche, 1903 accepted as Mehelya Csiki, 1903 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Colubridae (Family)
  Grobbenia Holdhaus, 1903 accepted as Atomaria Stephens, 1829 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Cryptophagidae (Family)
  Gromovia
      Gromovia Erbajeva, Alexeeva & Khenzykhenova, 2003 † · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Rodentia (Order) > Rodentia (awaiting allocation) (Family)
      Gromovia Regel, 1865 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Acanthaceae (Family)
  Gromphas
      Gromphas Dejean, 1833 accepted as Gromphas Brullé, 1838 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
      Gromphas Brullé, 1838 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
  Gronovia
      Gronovia Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Cornales (Order) > Loasaceae (Family)
  Gronovia Blanco, 1837 accepted as Illigera Blume, 1826 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Laurales (Order) > Hernandiaceae (Family)
      Gronovia Leach, 1814 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Crustacea (awaiting allocation) (Class) > Crustacea (awaiting allocation) (Order) > Crustacea (awaiting allocation) (Family)
  Grossia
      Grossia Alberti, 1960 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Trilobita (awaiting allocation) (Order) > Trilobita (awaiting allocation) (Family)
  Grossia Womersley, 1954 accepted as Chyzeria Canestrini, 1897 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Actinedida (Order) > Chyzeriidae (Family)
  Grossularia
      Grossularia Granzow, 1989 † (uncertain)· Animalia (Kingdom) > Animalia incertae sedis (Phylum) >  (Class) >  (Order) >  (Family)
  Grossularia P. Miller, 1754 accepted as Ribes Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Saxifragales (Order) > Grossulariaceae (Family)
  Grossularia Adanson, 1763 accepted as Ribes Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Saxifragales (Order) > Grossulariaceae (Family)
  Grotea
  Grotea Möschler, 1876 accepted as Podosesia Möschler, 1879 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Sesiidae (Family)
      Grotea Theobald, 1868 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Colubridae (Family)
      Grotea Cresson, 1864 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Ichneumonidae (Family)
      Grotea H. Wang, J. Blanchard & D.L. Dilcher, 2013 † · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Bignoniaceae (Family)
  Grotea Moore, 1866 accepted as Sebastia Kirby, 1892 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Erebidae (Family)
  Groutia
      Groutia J.B.A. Guillemin & Perrottet in J.B.A. Guillemin, Perrottet & A. Richard, 1831 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Santalales (Order) > Opiliaceae (Family)
  Groutia V.F. Brotherus in Engler & Prantl, 1905 accepted as  · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Isobryales (Order) > Cryphaeaceae (Family)
  Grouvelleus
      Grouvelleus Guillebeau, 1892 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Phalacridae (Family)
  Grouvelleus Zaitzev, 1908 accepted as Grouvellinus Champion, 1923 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Elmidae (Family)
  Grovesia
      Grovesia R.W.G. Dennis, 1960 · Fungi (Kingdom) > Ascomycota (Phylum) > Leotiomycetes (Class) > Helotiales (Order) > Helotiaceae (Family)
      Grovesia Dolin & Ledon, 2002 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Eocypraeidae (Family)
  Grovesiella
      Grovesiella M. Morelet, 1969 · Fungi (Kingdom) > Ascomycota (Phylum) > Leotiomycetes (Class) > Helotiales (Order) > Godroniaceae (Family)
  Grovesiella B. Eriksson, 1971 accepted as Erikssonopsis M. Morelet, 1971 · Fungi (Kingdom) > Ascomycota (Phylum) > Leotiomycetes (Class) > Helotiales (Order) > Helotiaceae (Family)
  Grubea
      Grubea Diesing, 1858 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Mazocraeidea (Order) > Mazocraeidae (Family)
  Grubea Quatrefages, 1865 accepted as Salvatoria McIntosh, 1885 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Phyllodocida (Order) > Syllidae (Family)
  Grumia
      Grumia Alphéraky, 1892 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Noctuidae (Family)
      Grumia Bozano, 1999 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Nymphalidae (Family)
  Grumia Oppenheim, 1899 † accepted as Grumiphyllia Wells, 1937 † · Animalia (Kingdom) > Cnidaria (Phylum) > Hexacorallia (Class) > Scleractinia (Order) > Faviidae (Family)
  Grumia Della Bruna, Gallo, Lucarelli & Sbordoni, 2000 accepted as Eugrumia Della Bruno, Gallo, Lucarelli & Sbordoni, 2000 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Nymphalidae (Family)
  Grus
      Grus Pallas, 1766 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Gruiformes (Order) > Gruidae (Family)
  Grus Möhring, 1758 accepted as Grus Pallas, 1766 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Gruiformes (Order) > Gruidae (Family)
  Gruvelia
      Gruvelia Risbec, 1928 accepted as Gruvelia Risbec, 1928 (nomen dubium)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Nudibranchia (Order) > Discodorididae (Family)
      Gruvelia Alph. de Candolle, 1846 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Boraginales (Order) > Boraginaceae (Family)
  Gryllivora
      Gryllivora Swainson, 1831 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
      Gryllivora Swainson, 1830 accepted as Gryllivora Swainson, 1830 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
  Gryllomorphus
  Gryllomorphus Saussure, 1876-77 accepted as Gryllomorpha Fieber, 1853 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Gryllidae (Family)
  Gryllomorphus Amyot, 1847 accepted as Gryllomorphus Amyot, 1847 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
  Grymaea
      Grymaea Fresenius, 1858 (uncertain)· Protozoa (Kingdom) > Metamonada (Phylum) > Eopharyngea (Class) > Diplomonadida (Order) > Hexamitidae (Family)
  Grymaea Malmgren, 1867 accepted as Streblosoma Sars, 1872 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Terebellida (Order) > Terebellidae (Family)
  Gryphorhynchus
      Gryphorhynchus Meek, 1864 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
  Gryphorhynchus Fuhrmann in Kükenthal & Krumbach, 1931 accepted as Gryporhynchus von Nordmann, 1832 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Cestoda (Class) > Cyclophyllidea (Order) > Gryporhynchidae (Family)
  Gryphorhynchus Morimoto, 1961 accepted as Morimotozo Alonso-Zarazaga & Lyal, 1999 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
  Gryphus
  Gryphus Oken, 1816 accepted as Gryphus Oken, 1816 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
      Gryphus Megerle von Mühlfeld, 1811 · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Terebratulida (Order) > Terebratulidae (Family)
  Gryphus Samouelle, 1819 accepted as Grypus Germar, 1817 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Brachyceridae (Family)
      Gryphus Berthold in Latreille, 1827 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
      Gryphus Schubert in Krueger', 1823 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Mammalia (awaiting allocation) (Order) > Mammalia (awaiting allocation) (Family)
      Gryphus Wagler, 1830 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Reptilia (awaiting allocation) (Order) > Reptilia (awaiting allocation) (Family)
  Gryphus Gray, 1847 accepted as Chama Linnaeus, 1758 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Venerida (Order) > Chamidae (Family)
  Gryporhynchus
  Gryporhynchus Redtenbacher, 1891 accepted as Gryporhynchium Uvarov, 1940 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Orthoptera (Order) > Tettigoniidae (Family)
      Gryporhynchus von Nordmann, 1832 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Cestoda (Class) > Cyclophyllidea (Order) > Gryporhynchidae (Family)
  Gryporhynchus Roelofs, 1875 accepted as Morimotozo Alonso-Zarazaga & Lyal, 1999 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
  Gryporrhynchus
  Gryporrhynchus Roelofs, 1875 accepted as Morimotozo Alonso-Zarazaga & Lyal, 1999 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
  Gryporrhynchus Creplin in Ersch & Gruber, 1839 accepted as Gryporhynchus von Nordmann, 1832 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Cestoda (Class) > Cyclophyllidea (Order) > Gryporhynchidae (Family)
  Grypotes
      Grypotes Fieber, 1866 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
      Grypotes Dyar, 1917 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
  Grypus
      Grypus Spix, 1824 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
      Grypus Germar, 1817 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
      Grypus Spix & Martius, 1823 accepted as Grypus Spix & Martius, 1823 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
  Guaiqueria
  Guaiqueria Velásquez & Nasir, 1973 accepted as  · Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Plagiorchiida (Order) > Lepocreadiidae (Family)
  Guaiqueria Margalef, 1961 accepted as Eucypris Vávra, 1891 · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Podocopida (Order) > Cyprididae (Family)
  Gualteria
      Gualteria Lutz, 1904 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Culicidae (Family)
  Gualteria Agassiz, 1872 † accepted as Gualtieria Desor in Agassiz & Desor, 1847 † · Animalia (Kingdom) > Echinodermata (Phylum) > Echinoidea (Class) > Spatangoida (Order) > Loveniidae (Family)
  Guamia
  Guamia Merrill, 1915 accepted as Meiogyne Miquel, 1865 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Magnoliales (Order) > Annonaceae (Family)
      Guamia Baker, 1938 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
  Guandira
      Guandira Gray, 1843 accepted as Phylloderma Peters, 1865 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Chiroptera (Order) > Phyllostomidae (Family)
  Guandira Gray, 1866 accepted as Phylloderma Peters, 1865 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Chiroptera (Order) > Phyllostomidae (Family)
  Guangdongella
      Guangdongella Li & Li in Zhang, Lu, Zhu, Qian, Lin, Zhou, Zhang & Yuan, 1977 † accepted as Guangdongella Li & Li in Zhang, Lu, Zhu, Qian, Lin, Zhou, Zhang & Yuan, 1977 † (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Bivalvia (awaiting allocation) (Order) > Bivalvia (awaiting allocation) (Family)
      Guangdongella Zhang, 1986 † · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Bradoriida (Order) > Bradoriida (awaiting allocation) (Family)
  Guangnania
      Guangnania D.-M. Wang & S.-G. Hao, 2002 † · Plantae (Kingdom) > Tracheophyta (Phylum) > Zosterophyllopsida (Class) > Zosterophyllopsida (awaiting allocation) (Order) > Zosterophyllopsida (awaiting allocation) (Family)
      Guangnania Luo, 1974 † · Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Asaphida (Order) > Saukiidae (Family)
  Guangxiconcha
      Guangxiconcha Zhang, 1977 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Bivalvia (awaiting allocation) (Order) > Bivalvia (awaiting allocation) (Family)
      Guangxiconcha Yao & Yu, 1986 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Bivalvia (awaiting allocation) (Order) > Bivalvia (awaiting allocation) (Family)
  Guanus
      Guanus Gray, 1840 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
  Guanus Fischer, 1808 accepted as Guanus Fischer, 1808 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
  Guaperva
  Guaperva Plumier in Lacepède, 1802 accepted as Guaperva Plumier in Lacepède, 1802 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Carangidae (Family)
  Guaperva Sonnerat, 1774 accepted as Balistoides Fraser-Brunner, 1935 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Tetraodontiformes (Order) > Balistidae (Family)
  Guara
      Guara Rindge, 1986 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Geometridae (Family)
      Guara Reichenbach, 1852 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Ciconiiformes (Order) > Threskiornithidae (Family)
  Guarania
      Guarania Carvalho & China, 1951 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
      Guarania Nast, 1951 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
  Guarania Weddell ex Baillon, 1858 accepted as Richeria M. Vahl, 1797 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Phyllanthaceae (Family)
  Guarromyces
      Guarromyces Y. Gräser & G.S. de Hoog, 2018 · Fungi (Kingdom) > Ascomycota (Phylum) > Eurotiomycetes (Class) > Onygenales (Order) > Arthrodermataceae (Family)
      Guarromyces Y. Gräser & G.S. de Hoog in de Hoog et al., 2016 accepted as Guarromyces Y. Gräser & G.S. de Hoog, 2018 (unavailable name)· Fungi (Kingdom) > Ascomycota (Phylum) > Eurotiomycetes (Class) > Onygenales (Order) > Arthrodermataceae (Family)
  Guartonichea
      Guartonichea J.M.H. Shaw, 2008 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
  Guartonichea J.M.H. Shaw, 2008, nom. inval. accepted as Guartonichea J.M.H. Shaw, 2008 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
  Guayania
      Guayania González-Sponga, 1999 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Opiliones (Order) > Zalmoxidae (Family)
      Guayania R.M. King & H.E. Robinson, 1971 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
  Guayaquilia
  Guayaquilia Goding, 1921 accepted as Guayaquilia Goding, 1921 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Membracidae (Family)
      Guayaquilia R.F. Castañeda, Magdana, D. Sosa &  Hernández-Restrepo, 2020 · Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Xylariales (Order) > Xylariales incertae sedis (Family)
  Gubkinella
      Gubkinella Suleymanov, 1955 † · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Rotaliida (Order) > Chilostomellidae (Family)
      Gubkinella Kuznetzova, 1956 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Ostracoda (awaiting allocation) (Order) > Ostracoda (awaiting allocation) (Family)
  Gubleria
      Gubleria Termier & Termier, 1960 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Strophomenata (Class) > Productida (Order) > Lyttoniidae (Family)
  Gubleria Gaudichaud-Beaupré, 1851 accepted as Nolana Linnaeus f., 1762 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Solanales (Order) > Solanaceae (Family)
  Gublerina
      Gublerina Kikoíne, 1948 † · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Globigerinida (Order) > Heterohelicidae (Family)
  Gublerina Minato & Honjo, 1959 † accepted as Yabeina Deprat, 1914 † · Chromista (Kingdom) > Retaria (Phylum) > Tubothalamea (Class) > Fusulinida (Order) > Neoschwagerinidae (Family)
  Guembelia
      Guembelia Prever, 1902 † (uncertain)· Protozoa (Kingdom) >  (Phylum) > Protozoa (awaiting allocation) (Class) >  (Order) >  (Family)
      Guembelia Hampe in Müller Hal., 1846 (uncertain)· Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Grimmiales (Order) > Grimmiaceae (Family)
  Guembelites
      Guembelites Mojsisovics, 1897 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Ceratitida (Order) > Ceratitida (awaiting allocation) (Family)
      Guembelites Mojsisovics, 1896 † accepted as Guembelites Mojsisovics, 1897 † (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Ceratitida (Order) > Ceratitida (awaiting allocation) (Family)
  Guembelites Bensh, 1987 † accepted as Praeskinnerella Bensh, 1991 † · Chromista (Kingdom) > Retaria (Phylum) > Tubothalamea (Class) > Fusulinida (Order) > Fusulinidae (Family)
  Guenea
      Guenea Millière, 1874 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Tineidae (Family)
      Guenea Bruand, 1850 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Gelechiidae (Family)
  Guenthera
  Guenthera E. Regel, 1857 accepted as  · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
  Guenthera Andrzeiowski ex Besser, 1822 accepted as Brassica Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Brassicales (Order) > Brassicaceae (Family)
  Guentheria
  Guentheria L.C. Treviranus ex Leman in F. Cuvier, 1821 accepted as Corsinia Raddi, 1818 · Plantae (Kingdom) > Marchantiophyta (Phylum) > Marchantiopsida (Class) > Marchantiales (Order) > Corsiniaceae (Family)
  Guentheria Miranda-Ribeiro, 1926 accepted as Dendropsophus Fitzinger, 1843 · Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Anura (Order) > Hylidae (Family)
  Guentheria K.P.J. Sprengel, 1826 accepted as Gaillardia Fougeroux, 1786 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
      Guentheria Lallemand, 1963 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Fulgoridae (Family)
  Guentheria Bleeker, 1862 accepted as Halichoeres Rüppell, 1835 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Labridae (Family)
  Guepinia
  Guepinia Hepp, 1864 accepted as Heppia Nägeli ex Massalongo, 1854 · Fungi (Kingdom) > Ascomycota (Phylum) > Lichinomycetes (Class) > Lichinales (Order) > Porocyphaceae (Family)
      Guepinia E.M. Fries, 1825 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Auriculariales (Order) > Auriculariales incertae sedis (Family)
      Guepinia Bastard, 1812 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Brassicales (Order) > Brassicaceae (Family)
  Guerangeria
      Guerangeria Cossmann, 1885 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Patellogastropoda (Order) > Acmaeidae (Family)
      Guerangeria Oehlert, 1881 † · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Modiomorphoida (Order) > Modiomorphoida (awaiting allocation) (Family)
  Guerinia
  Guerinia Macquart, 1835 accepted as Guerinia Macquart, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)
      Guerinia Robineau-Desvoidy, 1830 accepted as Guerinia Robineau-Desvoidy, 1830 (nomen dubium)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)
  Guerinia Targioni-Tozzetti, 1868 accepted as Gueriniella Fernald, 1903 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Margarodidae (Family)
  Guerinia J. Smith, 1875 accepted as Lindsaea Dryander ex Smith, 1793 · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Polypodiales (Order) > Lindsaeaceae (Family)
  Guerinia Costa, 1853 accepted as Trischizostoma Boeck, 1861 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Amphipoda (Order) > Trischizostomatidae (Family)
  Guerinius
      Guerinius Cerda, 2020 accepted as Uniregius Cerda, 2024 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Erebidae (Family)
      Guerinius Ashmead, 1903 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
  Guernea
      Guernea Chevreux, 1887 · Animalia (Kingdom) > Arthropoda (Phylum) > Malacostraca (Class) > Amphipoda (Order) > Dexaminidae (Family)
  Guernea Thomson, 1895 accepted as Guernella Giesbrecht in Giesbrecht & Schmeil, 1898 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Calanoida (Order) > Centropagidae (Family)
  Guernella
      Guernella Giesbrecht in Giesbrecht & Schmeil, 1898 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Calanoida (Order) > Centropagidae (Family)
      Guernella Richard, 1892 · Animalia (Kingdom) > Arthropoda (Phylum) > Branchiopoda (Class) > Diplostraca (Order) > Macrothricidae (Family)
  Guestia
      Guestia G.J.D. Smith & K.D. Hyde, 2001 · Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Xylariales (Order) > Xylariaceae (Family)
      Guestia Meyrick, 1889 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Oecophoridae (Family)
  Guetera
      Guetera Gray, 1840 accepted as Guetera Gray, 1840 (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
      Guetera Gray, 1847 · Animalia (Kingdom) > Mollusca (Phylum) > Bivalvia (Class) > Myoida (Order) > Teredinidae (Family)
  Guggenheimia
      Guggenheimia Monros, 1956 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
      Guggenheimia Couto, 1952 † · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Didelphimorphia (Order) > Protodidelphidae (Family)
  Guggenheimia Bravo-Hollis & Manter, 1957 accepted as Haroldmanteria Caballero in Caballero & Bravo-Hollis, 1969 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Plagiorchiida (Order) > Lepocreadioidea incertae sedis (Family)
  Guiaphaenops
      Guiaphaenops Ueno, 1987 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
      Guiaphaenops Deuve, 2002 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
  Guichenotia
      Guichenotia Whitley, 1950 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Kyphosidae (Family)
      Guichenotia J. Gay, 1821 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malvales (Order) > Malvaceae (Family)
  Guidonia
      Guidonia Stefani, 1880 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Archaeogastropoda (Order) > Archaeogastropoda (awaiting allocation) (Family)
  Guidonia P. Browne, 1756 accepted as Laetia Loefling ex Linnaeus, 1759 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Salicaceae (Family)
  Guidonia P. Miller, 1754 accepted as Samyda N.J. Jacquin, 1760 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Salicaceae (Family)
  Guidonia (A.P. de Candolle) Grisebach, 1859 accepted as Samyda N.J. Jacquin, 1760 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malpighiales (Order) > Salicaceae (Family)
  Guildingia
      Guildingia Pilsbry, 1893 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
      Guildingia W.J. Hooker, 1829 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Myrtales (Order) > Melastomataceae (Family)
      Guildingia Carpenter, 1882 · Animalia (Kingdom) > Mollusca (Phylum) > Polyplacophora (Class) > Chitonida (Order) > Mopaliidae (Family)
      Guildingia Dall, 1882 accepted as Guildingia Dall, 1882 (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
  Guilielmia
  Guilielmia Scherer, 1961 accepted as Guilelmia Weise, 1924 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
  Guilielmia [misspelling] accepted as Guilelmia Weise, 1924 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
  Guillainia
      Guillainia Crosse, 1884 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Pomatiidae (Family)
      Guillainia Bourguignat, 1885 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
  Guillainia Vieillard, 1866 accepted as Alpinia Roxburgh, 1810 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Zingiberales (Order) > Zingiberaceae (Family)
  Guilliermondia
      Guilliermondia Boudier, 1904 · Fungi (Kingdom) > Ascomycota (Phylum) > Sordariomycetes (Class) > Sordariales (Order) > Sordariaceae (Family)
  Guilliermondia Nadson & Konokotine, 1911 accepted as Nadsonia H. Sydow, 1912 · Fungi (Kingdom) > Ascomycota (Phylum) > Dipodascomycetes (Class) > Dipodascales (Order) >  (Family)
  Guinea
      Guinea Koçak & Kemal, 2008 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Pteromalidae (Family)
      Guinea Hedges, Adalsteinsson & Branch, 2009 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Leptotyphlopidae (Family)
  Guizhoudiscus
      Guizhoudiscus Zhang in Zhang, Lu, Zhu, Qian, Lin, Zhou, Zhang & Yuan, 1980 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Trilobita (awaiting allocation) (Order) > Trilobita (awaiting allocation) (Family)
      Guizhoudiscus Zhang, 1978 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Trilobita (awaiting allocation) (Order) > Trilobita (awaiting allocation) (Family)
  Guizhouella
      Guizhouella Yang, 1978 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Strophomenata (Class) > Productida (Order) > Gigantoproductidae (Family)
      Guizhouella Shu, 1990 † · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Bradoriida (Order) > Bradoriida (awaiting allocation) (Family)
      Guizhouella Liu in Liu, Yin, Wang, Luo & Wang, 2003 † accepted as Asialepidotus Su, 1959 † (junior homonym)· Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Panxianichthyformes (Order) > Panxianichthyidae (Family)
  Gulielmina
      Gulielmina Buckman, 1925 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Ammonitida (Order) > Ammonoidea (awaiting allocation) (Family)
      Gulielmina García-Cunchillos, J.C. Zamora & Lado, 2022 · Protozoa (Kingdom) > Amoebozoa (Phylum) > Myxomycetes (Class) > Trichiales (Order) > Trichiaceae (Family)
  Gulielmites
      Gulielmites Buckman, 1923 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Ammonitida (Order) > Kosmoceratidae (Family)
  Gulielmites Quenstedt, 1867 † accepted as  · Questionable / non-biota (fossil) (Kingdom) > Pseudofossils (Phylum) >  (Class) >  (Order) >  (Family)
  Gulliveria
      Gulliveria D'Abrera & Bálint in D'Abrera, 2001 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lycaenidae (Family)
  Gulliveria Castelnau, 1878 accepted as Glossamia Gill, 1863 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Apogonidae (Family)
  Gulo
  Gulo Desmarest, 1820 accepted as Galictis Bell, 1826 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Carnivora (Order) > Mustelidae (Family)
  Gulo Pallas, 1780 accepted as Gulo Pallas, 1780 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Carnivora (Order) > Mustelidae (Family)
  Gümbelites
      Gümbelites Mojsisovics, 1896 † accepted as Guembelites Mojsisovics, 1897 † (nomen nudum)· Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Ceratitida (Order) > Ceratitida (awaiting allocation) (Family)
  Gümbelites Mojsisovics, 1897 † accepted as Guembelites Mojsisovics, 1897 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Ceratitida (Order) > Ceratitida (awaiting allocation) (Family)
  Gumina
      Gumina Finlay, 1928 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Heterostropha (Order) > Pyramidellidae (Family)
  Gumina Bowerbank, 1874 accepted as Gumina Bowerbank, 1874 · Animalia (Kingdom) > Porifera (Phylum) > Demospongea (Class) > Chondrillida (Order) > Chondrillidae (Family)
  Gunda
      Gunda Walker, 1862 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Bombycidae (Family)
  Gunda Schmidt, 1862 accepted as Procerodes Girard, 1850 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Turbellaria (Class) > Tricladida (Order) > Procerodidae (Family)
  Gundlachia
      Gundlachia L. Pfeiffer, 1850 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Hygrophila (Order) > Planorbidae (Family)
      Gundlachia A. Gray, 1880 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
      Gundlachia Herrich-Schäffer, 1866 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
      Gundlachia Cresson, 1865 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
  Gunentophorus
      Gunentophorus Costa, 1843 accepted as Sphaeronotus Claus, 1864 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Cyclopoida (Order) > Notodelphyidae (Family)
  Gunentophorus Kerschner, 1879 accepted as Sphaeronotus Claus, 1864 · Animalia (Kingdom) > Arthropoda (Phylum) > Maxillopoda (Class) > Cyclopoida (Order) > Notodelphyidae (Family)
  Gunnarella
      Gunnarella Spjeldnaes, 1957 † · Animalia (Kingdom) > Brachiopoda (Phylum) > Strophomenata (Class) > Strophomenatida (Order) > Strophomenidae (Family)
      Gunnarella K. Senghas, 1988 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
  Gunneropsis
  Gunneropsis † accepted as Gunnaropsis Spjeldnaes, 1963 † · Animalia (Kingdom) > Arthropoda (Phylum) > Ostracoda (Class) > Podocopida (Order) > Podocopida (awaiting allocation) (Family)
      Gunneropsis Oersted, 1857 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gunnerales (Order) > Gunneraceae (Family)
  Gunnia
      Gunnia Gatehouse, 1968 † (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Trilobita (Class) > Ptychopariida (Order) > Ptychopariidae (Family)
  Gunnia Lindley, 1834 accepted as Sarcochilus R. Brown, 1810 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
  Gunnia F. von Mueller, 1858 accepted as Gunniopsis Pax in Engler & Prantl, 1889 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Aizoaceae (Family)
  Guntheria
      Guntheria Womersley, 1939 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Actinedida (Order) > Trombiculidae (Family)
  Guntheria Bleeker, 1862 accepted as Guentheria Bleeker, 1862 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Labridae (Family)
  Guntheria Miranda-Ribeiro, 1926 accepted as Dendropsophus Fitzinger, 1843 · Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Anura (Order) > Hylidae (Family)
  Güntheria
  Güntheria Miranda-Ribeiro, 1926 accepted as Dendropsophus Fitzinger, 1843 · Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Anura (Order) > Hylidae (Family)
  Güntheria Bleeker, 1862 accepted as Halichoeres Rüppell, 1835 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Labridae (Family)
  Guppya
      Guppya Mörch, 1867 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Helicarionidae (Family)
      Guppya Tate, 1870 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Helicarionidae (Family)
  Gurltia
      Gurltia Wolffhügel, 1933 · Animalia (Kingdom) > Nematoda (Phylum) > Chromadorea (Class) > Rhabditida (Order) > Metastrongylidae (Family)
  Gurltia Klotzsch, 1854 accepted as Begonia Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Cucurbitales (Order) > Begoniaceae (Family)
  Gurneya
      Gurneya Roth, 1974 † · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Blattodea (Order) > Blaberidae (Family)
      Gurneya Brtek, 1996 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Branchiopoda (Class) > Anostraca (Order) > Anostraca (awaiting allocation) (Family)
  Gussonea
  Gussonea Parlatore, 1838 accepted as  · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Fabaceae (Family)
      Gussonea J.S. Presl & K.B. Presl in K.B. Presl, 1828 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Cyperaceae (Family)
  Gussonea A. Richard, 1828 accepted as Solenangis Schlechter, 1918 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
  Gussonea Tornabene, 1848-1849(?) accepted as Pleopsidium Körber, 1855 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Acarosporales (Order) > Acarosporaceae (Family)
  Gussonea Monterosato, 1912 accepted as Nassarius Duméril, 1805 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Neogastropoda (Order) > Nassariidae (Family)
  Gustavia
      Gustavia Linnaeus, 1775 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Ericales (Order) > Lecythidaceae (Family)
      Gustavia Kramer, 1879 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Oribatida (Order) > Gustaviidae (Family)
  Gutenbergia
      Gutenbergia C.H. Schultz-Bipontinus, 1840 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
  Gutenbergia W.G. Walpers, 1848 accepted as Morinda Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Rubiaceae (Family)
  Gutierrezia
  Gutierrezia Mateu, 1955 accepted as Mimodromius Chaudoir, 1873 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Carabidae (Family)
      Gutierrezia Lagasca, 1816 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
  Guttula
      Guttula Schepman, 1908 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) >  (Order) > Seguenziidae (Family)
      Guttula Skvortzov & Noda, 1969 (uncertain)· Chromista (Kingdom) > Miozoa (Phylum) > Dinophyceae (Class) >  (Order) > Gomesiamonadaceae (Family)
  Guttula Dodekova, 1983 † accepted as Dodekovaea E.A. Molinari-Novoa & M.D. Guiry, 2021 † · Chromista (Kingdom) > Miozoa (Phylum) > Dinophyceae (Class) >  (Order) >  (Family)
  Guttulina
      Guttulina d'Orbigny in Sagra, 1839 · Chromista (Kingdom) > Retaria (Phylum) > Globothalamea (Class) > Lagenida (Order) > Polymorphinidae (Family)
  Guttulina L. Cienkowski in A. Batalin, 1874 accepted as Pocheina A.R. Loeblich & Tappan, 1961 · Chromista (Kingdom) > Cercozoa (Phylum) >  (Class) >  (Order) > Guttulinopsidae (Family)
  Guyona
  Guyona Risbec, 1928 accepted as Guyona Risbec, 1928 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Nudibranchia (Order) > Dorididae (Family)
      Guyona Surcouf, 1921 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tabanidae (Family)
  Guyonia
      Guyonia Naudin, 1850 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Myrtales (Order) > Melastomataceae (Family)
  Guyonia Risbec, 1928 accepted as Doris Linnaeus, 1758 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Nudibranchia (Order) > Dorididae (Family)
  Guzlandsia
      Guzlandsia E.J. Gouda, 2020 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Bromeliaceae (Family)
      Guzlandsia Anonymous, 1979 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Bromeliaceae (Family)
  Gwynia
      Gwynia King, 1859 · Animalia (Kingdom) > Brachiopoda (Phylum) > Rhynchonellata (Class) > Terebratulida (Order) >  (Family)
  Gwynia Pourtalès, 1874 accepted as Guynia Duncan, 1873 · Animalia (Kingdom) > Cnidaria (Phylum) > Hexacorallia (Class) > Scleractinia (Order) > Guyniidae (Family)
  Gyalecta
      Gyalecta Acharius, 1808 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Ostropales (Order) > Gyalectaceae (Family)
  Gyalecta A. Eaton, 1829 accepted as Diploschistes Norman, 1853 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Ostropales (Order) > Thelotremataceae (Family)
  Gyaloplasma
      Gyaloplasma Zhavoronkova in Tyazheva, Zhavoronkova & Garifullina, 1976 † · Animalia (Kingdom) > Cnidaria (Phylum) >  (Class) > Rugosa (Order) > Rugosa (awaiting allocation) (Family)
      Gyaloplasma Zhavoronkova in Tyazheva, 1986 † (uncertain)· Animalia (Kingdom) > Cnidaria (Phylum) >  (Class) > Rugosa (Order) > Rugosa (awaiting allocation) (Family)
  Gyas
      Gyas Simon, 1879 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Opiliones (Order) > Sclerosomatidae (Family)
  Gyas R.A. Salisbury, 1812 accepted as Bletia Ruiz & Pavón, 1794 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
  Gyioperus
  Gyioperus Agassiz, 1846 accepted as Guioperus Perty, 1832 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
  Gyioperus Gemminger & Harold, 1871 accepted as Guioperus Perty, 1832 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
  Gyliauchen
      Gyliauchen Nicoll, 1915 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Opisthorchiida (Order) > Gyliauchenidae (Family)
  Gyliauchen Pilsbry in Pilsbry & Tryon, 1917 accepted as Gyliotrachela Tomlin, 1930 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Vertiginidae (Family)
  Gymnacanthus
  Gymnacanthus accepted as Gymnocanthus Swainson, 1839 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Scorpaeniformes (Order) > Cottidae (Family)
      Gymnacanthus Benoit, 1952 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Ichneumonidae (Family)
  Gymnacanthus Oersted, 1854 accepted as Ruellia Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Acanthaceae (Family)
  Gymnacanthus C.G.D. Nees in J. Lindley, 1836 accepted as Ruellia Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Lamiales (Order) > Acanthaceae (Family)
  Gymnagathis
  Gymnagathis J.C. Schauer, 1843 accepted as Melaleuca Linnaeus, 1767 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Myrtales (Order) > Myrtaceae (Family)
  Gymnagathis Stapf, 1892 accepted as Fordiophyton Stapf, 1892 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Myrtales (Order) > Melastomataceae (Family)
  Gymnasio
      Gymnasio Bonaparte, 1854, nom. nud. accepted as Megascops Kaup, 1848 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Strigiformes (Order) > Strigidae (Family)
  Gymnasio Bonaparte, 1854 accepted as Megascops Kaup, 1848 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Strigiformes (Order) > Strigidae (Family)
  Gymnaster
  Gymnaster Kitamura, 1937 accepted as  · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
  Gymnaster Schütt, 1891 accepted as  · Chromista (Kingdom) > Miozoa (Phylum) > Dinophyceae (Class) > Gymnodiniales (Order) > Actiniscaceae (Family)
  Gymnauletes
      Gymnauletes Voss, 1933 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Coleoptera (awaiting allocation) (Family)
      Gymnauletes Legalov, 2001 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Attelabidae (Family)
  Gymnia
      Gymnia Spinola, 1853 accepted as Tanymeles Konow, 1906 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Argidae (Family)
      Gymnia Brullé in Lepeletier, 1846 accepted as Didymia Lepeletier & Audinet-Serville, 1828 (junior objective synonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Argidae (Family)
  Gymnobaris
  Gymnobaris Champion, 1909 accepted as Eugymnobaris Hustache, 1938 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
      Gymnobaris Lea, 1906 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
  Gymnocactus
  Gymnocactus Backeberg, 1938 accepted as Turbinicarpus F. Buxbaum & Backeberg, 1937 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Cactaceae (Family)
  Gymnocactus V. John & J. Ríha, 1981 accepted as  · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Cactaceae (Family)
  Gymnocaulus
  Gymnocaulus R.A. Philippi, 1858 accepted as  · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Calyceraceae (Family)
      Gymnocaulus Emmons, 1856 † (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Pteridophyta/Pteridospermophyta (unclassified foliage) (Class) > Pteridophyta/Pteridospermophyta (awaiting allocation) (Order) > Pteridophytes/Pteridosperms (awaiting allocation) (Family)
  Gymnocephala
      Gymnocephala Diesing, 1858 (uncertain)· Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Trematoda (awaiting allocation) (Order) > Trematoda (awaiting allocation) (Family)
      Gymnocephala Leidy, 1877 (uncertain)· Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Trematoda (awaiting allocation) (Order) > Trematoda (awaiting allocation) (Family)
  Gymnocephala LeMaout, 1853 accepted as Perissocephalus Oberholser, 1899 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Tyrannidae (Family)
  Gymnocephalus
  Gymnocephalus Geoffroy, 1809 accepted as Perissocephalus Oberholser, 1899 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Tyrannidae (Family)
      Gymnocephalus Bloch, 1793 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Percidae (Family)
  Gymnocephalus Schwägrichen, 1816 accepted as Gymnocephalus Schwägrichen, 1816 · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Rhizogoniales (Order) > Aulacomniaceae (Family)
  Gymnocephalus Cocco, 1829 accepted as Centrolophus Lacepède, 1802 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Centrolophidae (Family)
  Gymnoceromyia
      Gymnoceromyia Bigot, 1888 accepted as Gymnoceromyia Bigot, 1890 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Dolichopodidae (Family)
      Gymnoceromyia Bigot, 1890 accepted as Sympycnus Loew, 1857 (junior subjective synonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Dolichopodidae (Family)
  Gymnochaeta
      Gymnochaeta Steudel, 1855 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Cyperaceae (Family)
      Gymnochaeta Macquart, 1835 accepted as Gymnocheta Robineau-Desvoidy, 1830 (unjustified emendation)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)
  Gymnochanda
      Gymnochanda Fraser-Brunner, 1955 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Ambassidae (Family)
  Gymnochanda Boeseman, 1957 accepted as Gymnochanda Fraser-Brunner, 1955 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Ambassidae (Family)
  Gymnocheila
  Gymnocheila Agassiz, 1846 accepted as Gymnochila Klug in Erichson, 1844 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Trogossitidae (Family)
  Gymnocheila White, 1846 accepted as Gymnochila Klug in Erichson, 1844 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Trogossitidae (Family)
  Gymnochilus
      Gymnochilus Eichhoff, 1868 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
  Gymnochilus Clements, 1896 accepted as Psathyrella (E.M. Fries) Quélet, 1872 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricales (Order) > Psathyrellaceae (Family)
  Gymnochilus Blume, 1859 accepted as Cheirostylis Blume, 1825 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asparagales (Order) > Orchidaceae (Family)
  Gymnocidaris
  Gymnocidaris A. Agassiz, 1863 accepted as Eucidaris Pomel, 1883 · Animalia (Kingdom) > Echinodermata (Phylum) > Echinoidea (Class) > Cidaroida (Order) > Cidaridae (Family)
      Gymnocidaris L. Agassiz, 1838 † · Animalia (Kingdom) > Echinodermata (Phylum) > Echinoidea (Class) > Hemicidaroida (Order) > Hemicidaridae (Family)
  Gymnococcus
      Gymnococcus Cockerell, 1896 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Eriococcidae (Family)
      Gymnococcus Zopf in Schenk, 1884 · Protozoa (Kingdom) >  (Phylum) > Protozoa (awaiting allocation) (Class) >  (Order) >  (Family)
  Gymnococcus Douglas, 1888 accepted as Ovaticoccus Kloet, 1944 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Eriococcidae (Family)
  Gymnocrotaphus
      Gymnocrotaphus Günther, 1859 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Sparidae (Family)
      Gymnocrotaphus Büttikofer, 1896 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
  Gymnocybe
  Gymnocybe P.A. Karsten, 1879 accepted as Pholiota (E.M. Fries) P. Kummer, 1871 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricales (Order) > Strophariaceae (Family)
  Gymnocybe E.M. Fries, 1825 accepted as Aulacomnium Schwägrichen, 1827 · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Rhizogoniales (Order) > Aulacomniaceae (Family)
  Gymnoderma
      Gymnoderma Nylander, 1860 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Lecanorales (Order) > Cladoniaceae (Family)
  Gymnoderma Humboldt, 1793 accepted as Gymnoderma Humboldt, 1793 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Thelephorales (Order) > Thelephoraceae (Family)
      Gymnoderma Budde-Lund in Voeltzkow, 1908 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Crustacea (awaiting allocation) (Class) > Crustacea (awaiting allocation) (Order) > Crustacea (awaiting allocation) (Family)
  Gymnodes
  Gymnodes (Grisebach) Fourreau, 1869 accepted as  · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Juncaceae (Family)
  Gymnodes accepted as Gymnodus Kirby, 1827 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
  Gymnodia
      Gymnodia Fell, 1962 † · Animalia (Kingdom) > Echinodermata (Phylum) > Ophiuroidea (Class) > Ophiurida (Order) > Amphiuridae (Family)
      Gymnodia Robineau-Desvoidy, 1863 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Muscidae (Family)
  Gymnodiscus
      Gymnodiscus Lessing, 1831 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
  Gymnodiscus H. Zukal, 1887 accepted as Ascozonus (Renny) E.C. Hansen, 1876 · Fungi (Kingdom) > Ascomycota (Phylum) > Leotiomycetes (Class) > Thelebolales (Order) > Thelebolaceae (Family)
  Gymnodus
  Gymnodus Kirby, 1827 accepted as Osmoderma Lepeletier & Audinet-Serville, 1825 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
      Gymnodus Delfortrie, 1871 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
  Gymnogaster
      Gymnogaster Lioy, 1864 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)
  Gymnogaster Brünnich, 1788 accepted as Trachipterus Goüan, 1770 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Lampriformes (Order) > Trachipteridae (Family)
      Gymnogaster Gronow, 1763 accepted as Trichiurus Linnaeus, 1758 (unavailable name)· Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Trichiuridae (Family)
      Gymnogaster J.W. Cribb, 1956 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricales (Order) > Agaricaceae (Family)
      Gymnogaster Dejean, 1833 accepted as Gymnogaster Blanchard, 1851 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
      Gymnogaster Blanchard, 1851 accepted as Gymnogaster Blanchard, 1851 (unreplaced junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
      Gymnogaster Townsend, 1926 accepted as Eugymnogaster Townsend, 1931 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)
  Gymnognathus
  Gymnognathus Sauvage, 1884 accepted as Elopichthys Bleeker, 1860 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Cypriniformes (Order) > Cyprinidae (Family)
      Gymnognathus Solier in Gay, 1851 accepted as Arthroconus Solier in Gay, 1851 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Tenebrionidae (Family)
      Gymnognathus Schönherr, 1823 accepted as Gymnoganthus Schoenherr, 1826 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Anthribidae (Family)
  Gymnogonium
  Gymnogonium Xu & Huang, 1994 accepted as Heterotiara Maas, 1905 · Animalia (Kingdom) > Cnidaria (Phylum) > Hydrozoa (Class) > Anthoathecata (Order) > Bythotiaridae (Family)
  Gymnogonium Parry accepted as Goodmania J.L. Reveal & B.J. Ertter, 1977 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Polygonaceae (Family)
  Gymnogramma
      Gymnogramma Zeller, 1852 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lacturidae (Family)
      Gymnogramma Desvaux, 1811 accepted as Gymnopteris Bernhardi, 1799 (junior objective synonym)· Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Polypodiales (Order) > Pteridaceae (Family)
  Gymnograptus
      Gymnograptus Bulman, 1953 † · Animalia (Kingdom) > Hemichordata (Phylum) > Graptolithina (Class) > Graptoloidea (Order) > Climacograptidae (Family)
      Gymnograptus Lapworth, 1880 † accepted as Gymnograptus Bulman, 1953 † (nomen nudum)· Animalia (Kingdom) > Hemichordata (Phylum) > Graptolithina (Class) > Graptoloidea (Order) > Climacograptidae (Family)
  Gymnogyne
      Gymnogyne Steetz in J.G.C. Lehmann, 1845 (uncertain)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
  Gymnogyne (F. Didrichsen) F. Didrichsen, 1859 accepted as  · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Rosales (Order) > Urticaceae (Family)
  Gymnolepas
      Gymnolepas Aurivillius, 1894 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Crustacea (awaiting allocation) (Class) > Crustacea (awaiting allocation) (Order) > Crustacea (awaiting allocation) (Family)
      Gymnolepas Blainville, 1824 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Crustacea (awaiting allocation) (Class) > Crustacea (awaiting allocation) (Order) > Crustacea (awaiting allocation) (Family)
  Gymnoloma
      Gymnoloma Dejean, 1833 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
      Gymnoloma Burmeister, 1844 accepted as Gymnoloma Dejean, 1833 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
  Gymnoloma Ker-Gawler, 1822 accepted as Gymnolomia Kunth in Humboldt, Bonpland & Kunth, 1818 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
  Gymnometopa
  Gymnometopa Duda, 1923 accepted as Gymnometopina Hedicke, 1923 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Sphaeroceridae (Family)
      Gymnometopa Coquillett, 1905 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Culicidae (Family)
  Gymnometriocnemus
      Gymnometriocnemus Edward, 1932 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Chironomidae (Family)
  Gymnometriocnemus Goetghebuer, 1932 accepted as Gymnometriocnemus Edward, 1932 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Chironomidae (Family)
  Gymnomitrion
      Gymnomitrion Corda in Opiz, 1829 · Plantae (Kingdom) > Marchantiophyta (Phylum) > Jungermanniopsida (Class) > Jungermanniales (Order) > Gymnomitriaceae (Family)
  Gymnomitrion J.W.P. Huebener, 1834 accepted as  · Plantae (Kingdom) > Marchantiophyta (Phylum) > Jungermanniopsida (Class) > Metzgeriales (Order) > Aneuraceae (Family)
  Gymnomyza
      Gymnomyza Fallén, 1810 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)
  Gymnomyza Strobl, 1894 accepted as Actenoptera Czerny, 1904 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Piophilidae (Family)
      Gymnomyza Reichenow, 1914 accepted as Eugymnomyza Andersen, Gregory, Dickinson, Watling & Scofield, 2022 (junior homonym)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Meliphagidae (Family)
  Gymnonotus
  Gymnonotus Chevrolat, 1879 accepted as Cholus Germar, 1824 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
  Gymnonotus Bloch & Schneider, 1801 accepted as Gymnotus Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Gymnotiformes (Order) > Gymnotidae (Family)
  Gymnopa
      Gymnopa Fallén, 1820 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Ephydridae (Family)
      Gymnopa Stephens, 1829 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
  Gymnophora
      Gymnophora Macquart, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Phoridae (Family)
      Gymnophora P.V. Heath, 1992 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Cactaceae (Family)
  Gymnophrys
      Gymnophrys Cienkowsky, 1876 · Chromista (Kingdom) > Cercozoa (Phylum) > Vampyrellidea (Class) > Vampyrellida (Order) > Vampyrellidae (Family)
      Gymnophrys Swainson, 1837 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
  Gymnopithys
      Gymnopithys Bonaparte, 1857 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Thamnophilidae (Family)
      Gymnopithys Bonaparte, 1854 accepted as Gymnopithys Bonaparte, 1857 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Thamnophilidae (Family)
  Gymnopoda
      Gymnopoda Macquart, 1835 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Diptera (awaiting allocation) (Family)
      Gymnopoda Felder, 1874 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Lepidoptera (awaiting allocation) (Family)
  Gymnopogon
      Gymnopogon Palisot de Beauvois, 1812 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)
  Gymnopogon accepted as Gymnapogon Regan, 1905 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Perciformes (Order) > Apogonidae (Family)
  Gymnops
      Gymnops Blanford, 1870 · Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Squamata (Order) > Lacertidae (Family)
      Gymnops Spix, 1824 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Accipitriformes (Order) > Falconidae (Family)
  Gymnops Cuvier, 1829 accepted as Sarcops Walden, 1875 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Sturnidae (Family)
  Gymnopsis
  Gymnopsis Rafinesque, 1815 accepted as Gymnomuraena Lacepède, 1803 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Anguilliformes (Order) > Muraenidae (Family)
      Gymnopsis Rondani, 1859 accepted as Rondanimyia Townsend, 1908 (junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)
  Gymnopsis A.P. de Candolle, 1836 accepted as Aspilia L.M.A.A. Du Petit-Thouars, 1806 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
  Gymnopteris
      Gymnopteris Bernhardi, 1799 accepted as Hemionitis Linnaeus, 1753 (junior subjective synonym)· Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Polypodiales (Order) > Pteridaceae (Family)
  Gymnopteris K.B. Presl, 1836 accepted as Leptochilus Kaulfuss, 1824 · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Polypodiales (Order) > Polypodiaceae (Family)
  Gymnopus
      Gymnopus Gray, 1842 accepted as Mustela Linnaeus, 1758 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Carnivora (Order) > Mustelidae (Family)
  Gymnopus Gray, 1865 accepted as Mustela Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Carnivora (Order) > Mustelidae (Family)
      Gymnopus (Persoon) H.F.A. Roussel, 1806 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Agaricales (Order) > Omphalotaceae (Family)
      Gymnopus Duméril & Bibron, 1834 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Reptilia (Class) > Testudines (Order) > Trionychidae (Family)
      Gymnopus Brookes, 1828 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
      Gymnopus Blyth, 1843 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Coraciiformes (Order) > Coraciiformes (awaiting allocation) (Family)
  Gymnopus (Quélet) Quélet ex Mougeot & Ferry in L. Louis, 1887 accepted as Boletus E.M. Fries, 1821 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Boletales (Order) > Boletaceae (Family)
  Gymnorhinus
  Gymnorhinus Hilgendorf in Hemprich & Ehrenberg, 1899 accepted as Carcharhinus Blainville, 1816 · Animalia (Kingdom) > Chordata (Phylum) > Chondrichthyes (Class) > Carcharhiniformes (Order) > Carcharhinidae (Family)
      Gymnorhinus Wied, 1840-41 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Corvidae (Family)
  Gymnorhynchus
      Gymnorhynchus Rudolphi, 1819 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Cestoda (Class) > Trypanorhyncha (Order) > Gymnorhynchidae (Family)
  Gymnorhynchus Horst, 1918 accepted as Gymnonereis Horst, 1919 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Phyllodocida (Order) > Nereididae (Family)
  Gymnoris
      Gymnoris Blyth, 1845 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Passeridae (Family)
      Gymnoris Hodgson, 1844 accepted as Gymnoris Hodgson, 1844 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Passeriformes (Order) > Passeridae (Family)
  Gymnoscelis
      Gymnoscelis Mabille, 1868 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Geometridae (Family)
  Gymnoscelis Dalla Torre, 1898 accepted as Gymnoscelis Dalla Torre, 1898 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Braconidae (Family)
  Gymnoscyphus
      Gymnoscyphus Böhlke & Robins, 1970 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Gobiesociformes (Order) > Gobiesocidae (Family)
  Gymnoscyphus Corda in J. Sturm, 1835 accepted as Solenostoma Mitten, 1864 · Plantae (Kingdom) > Marchantiophyta (Phylum) > Jungermanniopsida (Class) > Jungermanniales (Order) > Jungermanniaceae (Family)
  Gymnosoma
      Gymnosoma Quatrefages, 1866 accepted as Gymnosoma Quatrefages, 1866 (nomen dubium)· Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Sabellida (Order) > Sabellidae (Family)
      Gymnosoma Meigen, 1803 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)
  Gymnosorus
      Gymnosorus Trevisan, 1848 accepted as Gymnosorus Trevisan, 1848 (nomen dubium)· Plantae (Kingdom) > Rhodophyta (Phylum) > Florideophyceae (Class) > Peyssonneliales (Order) > Peyssonneliaceae (Family)
  Gymnosorus J.G. Agardh, 1894 accepted as Lobophora J.G. Agardh, 1894 · Chromista (Kingdom) > Heterokontophyta (Phylum) > Phaeophyceae (Class) > Dictyotales (Order) > Dictyotaceae (Family)
  Gymnosphaera
      Gymnosphaera Sassaki, 1893 · Chromista (Kingdom) > Retaria (Phylum) >  (Class) > Gymnosphaerida (Order) > Gymnosphaeridae (Family)
      Gymnosphaera C.L. Blume, 1828 · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Cyatheales (Order) > Cyatheaceae (Family)
  Gymnosphaera Tassi, 1902 accepted as Stagonospora (P.A. Saccardo) P.A. Saccardo, 1884 · Fungi (Kingdom) > Ascomycota (Phylum) > Dothideomycetes (Class) > Pleosporales (Order) > Phaeosphaeriaceae (Family)
  Gymnospora
      Gymnospora Moniez, 1886 · Chromista (Kingdom) > Miozoa (Phylum) > Gregarinomorphea (Class) > Arthrogregarida (Order) > Gregarinidae (Family)
      Gymnospora (Chodat) J.F.B. Pastore, 2013 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Fabales (Order) > Polygalaceae (Family)
  Gymnostomum
  Gymnostomum J. Hedwig, 1801 accepted as Gymnostomum J. Hedwig, 1801 · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Pottiales (Order) > Pottiaceae (Family)
      Gymnostomum C.G.D. Nees & Hornschuch in C.G.D. Nees, Hornschuch & Sturm, 1823 · Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Bryales (Order) > Bartramiaceae (Family)
  Gymnota
      Gymnota Gistl, 1834 accepted as Ancylocheira Eschscholtz, 1829 (junior objective synonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Buprestidae (Family)
  Gymnota Gistl, 1848 accepted as Chrysomela Linnaeus, 1758 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
  Gymnotheca
      Gymnotheca Decaisne, 1845 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Piperales (Order) > Saururaceae (Family)
  Gymnotheca K.B. Presl, 1845 accepted as Marattia O. Swartz, 1788 · Plantae (Kingdom) > Tracheophyta (Phylum) > Polypodiopsida (Class) > Marattiales (Order) > Marattiaceae (Family)
  Gymnothorax
      Gymnothorax Bloch, 1795 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Anguilliformes (Order) > Muraenidae (Family)
      Gymnothorax Cuvier, 1800 accepted as Gymnothorax Cuvier, 1800 (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Anguilliformes (Order) > Muraenidae (Family)
  Gymnothorax Duda, 1923 accepted as Achaetothorax Hedicke, 1923 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Sphaeroceridae (Family)
  Gymnotus
      Gymnotus Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Gymnotiformes (Order) > Gymnotidae (Family)
      Gymnotus Berthold, 1827 accepted as Gymnetis Macleay, 1819 (misspelling - incorrect subsequent spelling)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
  Gymnura
      Gymnura van Hasselt, 1823 · Animalia (Kingdom) > Chordata (Phylum) > Chondrichthyes (Class) > Myliobatiformes (Order) > Gymnuridae (Family)
  Gymnura Müller & Henle, 1837 accepted as Urogymnus Müller & Henle, 1837 · Animalia (Kingdom) > Chordata (Phylum) > Chondrichthyes (Class) > Myliobatiformes (Order) > Dasyatidae (Family)
      Gymnura Nuttall, 1834 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
      Gymnura Kuhl, 1823 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Pisces (awaiting allocation) (Class) > Pisces (awaiting allocation) (Order) > Pisces (awaiting allocation) (Family)
  Gymnura Lesson, 1827 accepted as Echinosorex de Blainville, 1838 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Erinaceomorpha (Order) > Erinaceidae (Family)
  Gymnurus
  Gymnurus accepted as Echinosorex de Blainville, 1838 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Erinaceomorpha (Order) > Erinaceidae (Family)
  Gymnurus Rafinesque, 1815 accepted as Taenioides Lacepède, 1800 · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Gobiiformes (Order) > Gobiidae (Family)
  Gymnurus Nordman, 1837 accepted as Taenodema Laporte, 1835 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
  Gymnusa
      Gymnusa Karsten in Gravenhorst, 1806 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
  Gymnusa Mannerheim, 1830 accepted as Gymnusa Karsten in Gravenhorst, 1806 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
  Gynandrophthalma
      Gynandrophthalma Gemminger & Harold, 1874 accepted as Gynandrophthalma Lacordaire, 1848 (unavailable name)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
  Gynandrophthalma Lacordaire, 1848 accepted as Anomoea Agassiz, 1846 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Chrysomelidae (Family)
  Gyndes
  Gyndes Sørensen, 1884 accepted as Eugyndes Roewer, 1913 · Animalia (Kingdom) > Arthropoda (Phylum) > Arachnida (Class) > Opiliones (Order) > Gonyleptidae (Family)
      Gyndes Stål, 1862 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Hemiptera (awaiting allocation) (Family)
  Gynerium
  Gynerium Humboldt in Humboldt & Bonpland, 1813 accepted as  · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)
      Gynerium Willdenow ex Palisot de Beauvois, 1812 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Poales (Order) > Poaceae (Family)
  Gypaetos
  Gypaetos Geoffroy, 1797 accepted as Gypaetus Storr, 1784 · Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Accipitriformes (Order) > Accipitridae (Family)
      Gypaetos Bechstein in Levaillant, 1798 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
  Gypsophila
      Gypsophila Oates, 1883 (uncertain)· Animalia (Kingdom) > Chordata (Phylum) > Aves (Class) > Aves (awaiting allocation) (Order) > Aves (awaiting allocation) (Family)
      Gypsophila Linnaeus, 1753 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Caryophyllaceae (Family)
  Gyptis
      Gyptis (Cassini) Cassini in F. Cuvier, 1820 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
      Gyptis Marion & Bobretzky in Marion, 1874 · Animalia (Kingdom) > Annelida (Phylum) > Polychaeta (Class) > Phyllodocida (Order) > Hesionidae (Family)
  Gyrandra
      Gyrandra Grisebach in Alph. de Candolle, 1845 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Gentianales (Order) > Gentianaceae (Family)
  Gyrandra N. Wallich, 1847 accepted as Daphniphyllum Blume, 1826 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Saxifragales (Order) > Daphniphyllaceae (Family)
  Gyrina
      Gyrina V.S. Maljavkina, 1949 † · Plantae (Kingdom) > Sporae dispersae (Phylum) >  (Class) >  (Order) >  (Family)
  Gyrina Schumacher, 1817 accepted as Ranella Lamarck, 1816 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Ranellidae (Family)
  Gyrinella
      Gyrinella V.S. Maljavkina, 1949 † · Plantae (Kingdom) > Sporae dispersae (Phylum) >  (Class) >  (Order) >  (Family)
  Gyrinella Dall, 1924 accepted as Gyrineum Link, 1807 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Ranellidae (Family)
  Gyrinoides
      Gyrinoides Motschoulsky, 1857 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Gyrinidae (Family)
  Gyrinoides Guignot, 1948 accepted as Gyrinus Müller, 1764 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Gyrinidae (Family)
  Gyrinopsis
      Gyrinopsis Handlirsch, 1906 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Gyrinidae (Family)
  Gyrinopsis Dall, 1925 accepted as Ranella Lamarck, 1816 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Littorinimorpha (Order) > Ranellidae (Family)
  Gyrinopsis Decaisne, 1843 accepted as Aquilaria Lamarck, 1783 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Malvales (Order) > Thymelaeaceae (Family)
  Gyrinus
  Gyrinus Shaw, 1798 accepted as Ambystoma Tschudi, 1838 · Animalia (Kingdom) > Chordata (Phylum) > Amphibia (Class) > Caudata (Order) > Ambystomatidae (Family)
      Gyrinus Müller, 1764 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Gyrinidae (Family)
  Gyrinus Geoffroy, 1762 accepted as Gyrinus Müller, 1764 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Gyrinidae (Family)
  Gyrinus Linnaeus, 1767 accepted as Gyrinus Geoffroy, 1762 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Gyrinidae (Family)
  Gyrocephalus
  Gyrocephalus Brefeld, 1888 accepted as Guepinia E.M. Fries, 1825 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Auriculariales (Order) > Auriculariales incertae sedis (Family)
  Gyrocephalus Persoon, 1824 accepted as Gyromitra E.M. Fries, 1849 · Fungi (Kingdom) > Ascomycota (Phylum) > Pezizomycetes (Class) > Pezizales (Order) > Discinaceae (Family)
  Gyroceras
      Gyroceras de Koninck, 1844 † · Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Nautilida (Order) > Nautilidae (Family)
      Gyroceras Owen, 1844 † (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
  Gyrocerus
      Gyrocerus King, 1844 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
  Gyrocerus Corda, 1837 accepted as Circinotrichum C.G.D. Nees, 1816 · Fungi (Kingdom) > Ascomycota (Phylum) > Ascomycota incertae sedis (Class) > Ascomycota incertae sedis (Order) > Ascomycota incertae sedis (Family)
  Gyrocochlea
      Gyrocochlea Iredale, 1941 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
      Gyrocochlea Hedley, 1924 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Stylommatophora (Order) > Charopidae (Family)
  Gyrodactylus
      Gyrodactylus Cobbold, 1864 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Gyrodactylidea (Order) > Gyrodactylidae (Family)
      Gyrodactylus von Nordmann, 1832 · Animalia (Kingdom) > Platyhelminthes (Phylum) > Trematoda (Class) > Gyrodactylidea (Order) > Gyrodactylidae (Family)
  Gyrodendron
      Gyrodendron Quenstedt, 1880 † · Animalia (Kingdom) > Cnidaria (Phylum) > Hexacorallia (Class) > Scleractinia (Order) > Calamophylliidae (Family)
      Gyrodendron E.O. Ulrich, 1904 † (uncertain)· Plantae (Kingdom) > Algae (awaiting allocation) (Phylum) > Algae (awaiting allocation) (Class) > Algae (awaiting allocation) (Order) > Algae (awaiting allocation) (Family)
  Gyrodoma
      Gyrodoma Etheridge, 1898 † · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) >  (Order) > Hormotomidae (Family)
      Gyrodoma H. Wild, 1974 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
  Gyrodroma
      Gyrodroma Klug, 1807 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
      Gyrodroma Thomson, 1872 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
  Gyrodus
      Gyrodus Agassiz, 1833 † · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Pycnodontiformes (Order) > Gyrodontidae (Family)
  Gyrodus Hustache, 1934 accepted as Cylindrocopturus Heller, 1895 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Curculionidae (Family)
  Gyrohypnus
      Gyrohypnus Leach, 1819 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
  Gyrohypnus Kirby in Samouelle, 1819 accepted as Gyrohypnus Leach, 1819 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
  Gyrohypnus Mannerheim, 1831 accepted as Gyrohypnus Leach, 1819 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
  Gyrohypnus Samouelle, 1819 accepted as Gyrohypnus Leach, 1819 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
  Gyrolepis
      Gyrolepis Agassiz, 1833 † · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Palaeonisciformes (Order) > Palaeoniscidae (Family)
  Gyrolepis Kade, 1858 † accepted as Porolepis Woodward, 1891 † · Animalia (Kingdom) > Chordata (Phylum) > Sarcopterygii (Class) > Porolepiformes (Order) > Porolepididae (Family)
  Gyromitra
      Gyromitra E.M. Fries, 1849 · Fungi (Kingdom) > Ascomycota (Phylum) > Pezizomycetes (Class) > Pezizales (Order) > Discinaceae (Family)
      Gyromitra (E.M. Fries) S. Imai, 1932 · Fungi (Kingdom) > Ascomycota (Phylum) > Pezizomycetes (Class) > Pezizales (Order) > Helvellaceae (Family)
  Gyronotus
      Gyronotus Lansberge, 1874 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
      Gyronotus Klug, 1850 accepted as Gyronotus Lansberge, 1874 (nomen nudum)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Scarabaeidae (Family)
  Gyronotus Cameron, 1948 accepted as Marecon Blackwelder, 1952 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Staphylinidae (Family)
  Gyrophallus
      Gyrophallus Schuh & Schwartz, 2016 accepted as Gyrophallus Schuh & Schwartz, 2016 (unreplaced junior homonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Miridae (Family)
      Gyrophallus Carl, 1914 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Diplopoda (Class) > Polydesmida (Order) > Fuhrmannodesmidae (Family)
  Gyrophora
  Gyrophora Acharius, 1803 accepted as Umbilicaria G.F. Hoffmann, 1789 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Umbilicariales (Order) > Umbilicariaceae (Family)
  Gyrophora Patouillard, 1887 accepted as Serpula (Persoon) S.F. Gray, 1821 · Fungi (Kingdom) > Basidiomycota (Phylum) > Agaricomycetes (Class) > Boletales (Order) > Serpulaceae (Family)
  Gyrophyllites
      Gyrophyllites Glocker, 1841 † · Animalia (Kingdom) > Trace fossils (Phylum) >  (Class) >  (Order) >  (Family)
      Gyrophyllites Wiedman, 1963 † accepted as Gyrophylloceras Howarth, 2018 † (junior homonym)· Animalia (Kingdom) > Mollusca (Phylum) > Cephalopoda (Class) > Phylloceratida (Order) > Phylloceratidae (Family)
  Gyrophyllum
      Gyrophyllum Studer, 1891 · Animalia (Kingdom) > Cnidaria (Phylum) > Octocorallia (Class) > Scleralcyonacea (Order) > Gyrophyllidae (Family)
      Gyrophyllum Dozy & Molkenboer, 1846 (uncertain)· Plantae (Kingdom) > Bryophyta (Phylum) > Bryopsida (Class) > Dicranales (Order) > Dicranaceae (Family)
      Gyrophyllum (T. Nuttall) Mesfin Tadesse & D.J. Crawford, 2023 accepted as Anacis Schrank, 1817 (junior homonym)· Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Asterales (Order) > Asteraceae (Family)
  Gyroplacosteus
      Gyroplacosteus Obrutschev, 1930 † · Animalia (Kingdom) > Chordata (Phylum) > Placodermi (Class) > Arthrodira (Order) > Arthrodira (awaiting allocation) (Family)
      Gyroplacosteus Obrutschev, 1930, nom. nud. † accepted as Gyroplacosteus Obrutschev, 1930 † (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Placodermi (Class) > Arthrodira (Order) > Arthrodira (awaiting allocation) (Family)
  Gyroptera
      Gyroptera Janse, 1964 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Limacodidae (Family)
  Gyroptera V.P. Botschantzev, 1967 accepted as Lagenantha Chiovenda, 1929 · Plantae (Kingdom) > Tracheophyta (Phylum) > Magnoliopsida (Class) > Caryophyllales (Order) > Amaranthaceae (Family)
  Gyroptera Bradley, 1968 † accepted as Eugyroptera Bradley, 1977 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Lepidoptera (Order) > Pyralidae (Family)
  Gyrorbis
  Gyrorbis Moquin-Tandon, 1856 accepted as Wuestia Honigmann, 1909 · Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
  Gyrorbis Fitzinger, 1833 accepted as Valvata O. F. Müller, 1774 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Heterostropha (Order) > Valvatidae (Family)
  Gyrosteus
      Gyrosteus Morris, 1854 † · Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Palaeonisciformes (Order) > Palaeonisciformes (awaiting allocation) (Family)
      Gyrosteus Agassiz, 1844 † accepted as Gyrosteus Morris, 1854 † (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Palaeonisciformes (Order) > Palaeonisciformes (awaiting allocation) (Family)
      Gyrosteus Agassiz in Egerton, 1837 † accepted as Gyrosteus Morris, 1854 † (nomen nudum)· Animalia (Kingdom) > Chordata (Phylum) > Actinopterygii (Class) > Palaeonisciformes (Order) > Palaeonisciformes (awaiting allocation) (Family)
  Gyrostoma
      Gyrostoma Kwietniewski, 1897 · Animalia (Kingdom) > Cnidaria (Phylum) > Hexacorallia (Class) > Actiniaria (Order) > Actiniidae (Family)
  Gyrostoma Gray, 1857 accepted as Gyrotoma Shuttleworth, 1845 · Animalia (Kingdom) > Mollusca (Phylum) > Gastropoda (Class) > Sorbeoconcha (Order) > Pleuroceridae (Family)
      Gyrostoma Kirby & Spence, 1828 (uncertain)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hymenoptera (Order) > Hymenoptera (awaiting allocation) (Family)
      Gyrostoma Hesse, 1909 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
  Gyrosus
  Gyrosus Gray in Gerrard, 1862 accepted as Sus Linnaeus, 1758 · Animalia (Kingdom) > Chordata (Phylum) > Mammalia (Class) > Artiodactyla (Order) > Suidae (Family)
      Gyrosus Xu & Zhang, 2023 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Hemiptera (Order) > Cicadellidae (Family)
  Gyrotrema
      Gyrotrema A. Frisch, 2006 · Fungi (Kingdom) > Ascomycota (Phylum) > Lecanoromycetes (Class) > Ostropales (Order) > Graphidaceae (Family)
      Gyrotrema Bigsby, 1868 (uncertain)· Animalia (Kingdom) > Mollusca (Phylum) > Mollusca (awaiting allocation) (Class) > Mollusca (awaiting allocation) (Order) > Mollusca (awaiting allocation) (Family)
  Gyrovaga
  Gyrovaga Gistl, 1848 accepted as Nitidula Fabricius, 1775 · Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Coleoptera (Order) > Nitidulidae (Family)
      Gyrovaga Townsend, 1933 accepted as Drino Robineau-Desvoidy, 1863 (junior subjective synonym)· Animalia (Kingdom) > Arthropoda (Phylum) > Insecta (Class) > Diptera (Order) > Tachinidae (Family)
 
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