International Commission on Zoological Nomenclature:
OPINIONS and DIRECTIONS


taxa names:

Gr

gracilior Hoffmann 1931 [originally in Uroctonoides], Anales del Instituto de Biologia, Universidad Nacional Autónoma de México, 2(4): 406, as defined by the lectotype designated by Gertsch & Soleglad 1966, American Museum Novitates, 2278: 29 (specific name of the type species of Paruroctonus Werner 1934) (Arachnida, Scorpiones). Opinion 1934

gracilipes Alcock 1894 [originally in Platypilumnus], Ann. Mag. nat. Hist., (6)13: 401 (specific name of the type species of Platypilumnus Alcock 1894) (Crustacea, Decapoda). Direction 36

gracilipes Stimpson 1858 [originally in Rhizopa], Proc. Acad. nat. Sci. Philadelphia, 1858: 95 (specific name of the type species of Rhizopa Stimpson 1858) (Crustacea, Decapoda). Direction 36 

gracilipes Milne Edwards 1875 [originally in Rochinia], Rech. zool. Hist. Faune Amér. centr. Mexique, 5(3): 86, pl. 18, fig. 1 (specific name of the type species of Rochinia Milne Edwards 1875) (Crustacea, Decapoda). Opinion 712  

gracilipes White 1847 [originally in Utica], Proc. zool. Soc. London, 15: 86 (specific name of the type species of Utica White 1847) (Crustacea, Decapoda). Direction 36

gracilis Tauber 1879 [originally in Aonides], Annulata Danica, 1: 115 (specific name of the type species of Levinsenia Mesnil 1897) (Polychaeta). Opinion 1139

gracilis Verrill 1869 [originally in Artemia], American Journal of Science and Arts, (2)48: 248, ruled under the plenary power not to be given priority over the specific name of Artemia franciscana Kellogg 1906 whenever the two names are considered to be synonyms (Branchiopoda). Opinion 1704 

gracilis Thomson 1872 [originally in Bathycrinus], Proc. roy. Soc. Edinburgh, 7: 772 (specific name of the type species of Bathycrinus Thomson 1872) (Crinoidea). Direction 73  

gracilis Theobald 1905 [originally in Bironella], Ann. hist.-nat. Mus. nat. Hung., 3: 69 (specific name of the type species of Bironella Theobald 1905) (Insecta, Diptera). Opinion 737

gracilis Hutton 1834 [originally in Bulimus], Journal of the Asiatic Society of Bengal, 3: 93 (specific name of the type species of Allopeas Baker 1935) (Gastropoda). Opinion 1766

gracilis Balss 1914 [originally in Chlorotocella], Abh. K.-bayer. Akad. Wiss., Suppl., 2(10): 33 (specific name of the type species of Chlorotocella Balss 1914) (Crustacea, Decapoda). Opinion 470 

gracilis Schlegel 1846 [originally in Clupea], in Siebold, Fauna japon. (Pisces) (10-14): 238, fig. 2 (Osteichthyes). Opinion 749

gracilis Meek 1864 [originally in Fusulina], in Meek & Gabb, Paleontol. Calif., 1: 4, pl. 2, figs. 1, 1a-c (specific name of the type species of Eoparafusulina Coogan 1960) (Rhizopoda). Opinion 916  

gracilis Hall 1848 [originally in Graptolithus], Nat. Hist. New York (Paleontol.), 1: 274 (valid name at the date of Opinion 650 of the type species of Nemagraptus Emmons 1855) (Graptolithina). Opinion 650

gracilis Dana 1846 [originally in Laomedea], United States Exploring Expedition ... under the command of Charles Wilkes, U.S.N., vol. 7 (Zoophytes), p. 689, and all uses of the name prior to the publication of Laomedea gracilis Sars 1850 (suppressed under the plenary power for the purposes of both the Principle of Priority and the Principle of Homonymy) (Hydrozoa). Opinion 1465 

gracilis Sars 1850 [originally in Laomedea], Nytt Magasin for Naturvidenskapene, Christiania, 9: 138, as defined by the lectotype designated by Cornelius & Östman 1986, Bulletin of Zoological Nomenclature, 43: 165 (Hydrozoa). Opinion 1465  

gracilis Stimpson 1860 [originally in Leptochela], Proc. Acad. nat. Sci. Philadelphia, 1860: 42 (specific name of the type species of Leptochela Stimpson 1860) (Crustacea, Decapoda). Opinion 470

gracilis Lowe 1843 [originally in Seriola], Proc. zool. Soc. London, 11: 82 (specific name of the type species of Cubiceps Lowe 1843) (Osteichthyes). Opinion 461  

gracilis Dana 1852 [originally in Talitrus], Proc. Amer. Acad. Sci., 2: 201 (specific name of the type species of Talorchestia Dana 1852) (Crustacea, Amphipoda). Opinion 1133

gracilis Marsh 1872 [originally in Viverravus], American Journal of Science, (3)4: 127 (specific name of the type species of Viverravus Marsh 1872) (Mammalia, Carnivora). Opinion 1517

gracilis Sperk 1835 [originally in Xantholinus], Bulletin de la Société Impériale des Naturalistes de Moscou, 8: 152, as defined by the neotype designated under the plenary power (male specimen mounted on a card with the aedeagus, tergite and sternite VIII, segment IX, and tergite X dissected and mounted on the same card, with beneath the card two labels as follows: Label 1: ‘Greece, Central Macedonia/Sithonia: Sarti/10m/N 40°05’51’’ E 023°58’49’’ /06.07.2006, leg. J. Frisch’; Label 2: ‘Scopaeus Erichson 1839/gracilis/(Sperk 1835)/det. J. Frisch’, deposited in the Natural History Museum of the Humboldt-University, Berlin, Germany) with the endorsement that this neotype is to be retained as the name-bearing type should the original specimen be found (Insecta, Coleoptera). Opinion 2243

Gracillaria Haworth 1828, Lepidopt. Brit. (4): 527 (gender: feminine) (type species, by designation by Curtis 1833 (Brit. Entomol., 10, pl. 479): Gracillaria anastomosis Haworth 1828, Lepidopt. Brit. (4): 530) (Insecta, Lepidoptera). Opinion 912 

GRACILLARIIDAE (correction of GRACILARIIDAE) Stainton 1854, Ins. Brit., Lep. Tin.: 193 (type genus: Gracillaria Haworth 1828) (Insecta, Lepidoptera). Opinion 912

graeca Verhoeff 1902 [originally in Isolabella], Sitzungsberichte der Gesellschaft naturforschender Freunde zu Berlin, 1902: 16 (specific name of the type species of Isolabella Verhoeff 1902) (Insecta, Dermaptera). Opinion 2125 

graeca Pontoppidan 1763 [originally in Musca], Den Danske Atlas, vol. 1, p. 696 (suppressed under the plenary power for the purposes of the Principle of Priority but not for those of the Principle of Homonymy) (Insecta, Diptera). Opinion 1444

graecus Oken 1816 [originally in Stellio], Lehrb. Naturgesch., 3: 202 (included in a work rejected for nomenclatural purposes). Opinion 651  

graellsi Fauvel 1865 [originally in Bledius], Bulletin de la Société Linnéenne de Normandie, 9: 309, ruled under the plenary power to be given precedence over Bledius antilope Peyron 1858 whenever they are considered to be synonyms (Insecta, Coleoptera). Opinion 2086 

grammaticus Newman 1840 [originally in Stenoderus] (Coleoptera). ICZN 2020: Opinion 2448

graminea Houttuyn [1787] [originally in Buprestis], Anim. Mus. Houtt. Index: 77 (included in a work suppressed under the plenary power for nomenclatural purposes). Opinion 380  

graminicola Gravenhorst 1806 [originally in Aleochara], Mon. Coleopt. micr.: 176 (specific name of the type species of Atheta Thomson 1858) (Insecta, Coleoptera). Opinion 600  

graminis Lichtenstein 1877 [originally in Fonscolombia], Entomologist’s Monthly Magazine, 14: 35, ruled under the plenary power to be treated as the specific name of a then new nominal species, now defined by the lectotype designated by Ben-Dov & Matile-Ferrero 1989, Systematic Entomology, 14(2): 168 (specific name of the type species of Fonscolombia Lichtenstein 1877) (Insecta, Sternorrhyncha). Opinion 1654

graminis De Geer 1773 [originally in Cicada spumaria] (Arthropoda). ICZN 2014: Opinion 2333

graminis Koch 1857 [originally in Tychea], Die Pflanzenläuse, Aphiden (1854-1857), p. 298 (suppressed under the plenary power for the purposes of the Principle of Priority but not for those of the Principle of Homonymy) (Insecta, Sternorrhyncha). Opinion 1654

graminum Fallén 1815 [originally in Tachydromia], Empidiae Sveciae, p. 15 (specific name of the type species of Stilpon Loew 1859) (Insecta, Diptera). Opinion 1881

grammistes Houttuyn [1787] [originally in Perca], Anim. Mus. Houtt. Index: 43 (included in a work suppressed under the plenary power for nomenclatural purposes). Opinion 380  

granarius Linnaeus 1758 [originally in Curculio], Systema Naturae, Ed. 10, vol. 1, p. 378 (Insecta, Coleoptera). Opinion 572 

grandicallosa Bergroth 1911[originally in Rhyncholepta] (Hemiptera). ICZN 2023: Opinion 2497

grandicollis Notman 1921 [originally in Thinobius], Journal of the New York Entomological Society, 29(3-4): 150 (suppressed under the plenary power for the purposes of the Principle of Priority but not for those of the Principle of Homonymy) (Insecta, Coleoptera). Opinion 2129

grandidieri Filhol 1895 [originally in Thaumastolemur], Bulletin du Muséum National d’Histoire Naturelle, 1(1): 13 (suppressed under the plenary power for the purposes of the Principle of Priority but not for those of the Principle of Homonymy) (Mammalia, Primates). Opinion 1737 

grandiflora Rapp 1827 [originally in Doris], Nova Acta Physico-Medica Academiae Caesareae Leopoldino-Carolinae Naturae Curiosorum, 13: 520 (Gastropoda). Opinion 1805 

grandinatus Gmelin 1791 [originally in Trochus], in Linnaeus, Systema Naturae, Ed. 13, vol. 1, part 6, p. 3585 (valid name at the date of Opinion 871 of the type species of Tectarius Valenciennes [1832]) (Gastropoda). Opinion 871  

Grandipecten Cossmann 1914 in Cossmann M. & Peyrot A. 1914, Actes de la Société Linnéenne de Bordeaux: 68, p. 73 (an unnecessary replacement name for Macrochlamys Sacco 1897) (Bivalvia) Opinion 2203

grandis Giesbrecht 1891 [originally in Monstrilla], Atti Accad. naz. Lincei, Rendiconti, 7, Sem. 1: 476 (Crustacea, Copepoda). Opinion 1175

granosus Martyn 1784 [originally in [Trochus]], Univ. Conch., 1: fig. 37 (conserved under the plenary power) (specific name of the type species of Modelia Gray 1850) (Gastropoda). Opinion 479 

granosus Houttuyn [1787] [originally in Curculio], Anim. Mus. Houtt. Index: 68 (included in a work suppressed under the plenary power for nomenclatural purposes). Opinion 380  

granti Spencer 1878 [originally in Acanthograpsus [sic]], Canadian Naturalist, 8: 461 (specific name of the type species of Acanthograptus Spencer 1878) (Graptolithina). Opinion 650  

granulata Schumacher 1817 [originally in Colubraria], Essai d’un nouveau système des habitations des vers testacés ..., p. 251 (specific name of the type species of Colubraria Schumacher 1817) (Gastropoda). Opinion 1765

granulata Gibbes 1850 [originally in Cryptopodia], Proc. Amer. Assoc. Adv. Sci., 3: 173 (specific name of the type species of Heterocrypta Stimpson 1871) (Crustacea, Decapoda). Opinion 712 

granulata Alder 1830 [originally in Helix], Trans. nat. Hist. Soc. Northumb., 1(1): 39 (Gastropoda). Opinion 336 

granulata Nicholson 1873 [originally in Stromatopora], Ann. Mag. nat. Hist., (4)12: 94 (specific name of the type species of Stromatoporella Nicholson 1886) (Stromatoporoidea). Opinion 1215 

granulata Sowerby 1827 [originally in Turritella], Min. Conch., 6: 125 (specific name of the type species of Torquesia Douvillé 1929) (Gastropoda). Opinion 493

granulatum Wilson 1889 [originally in Eodiadema], in Wilson & Crick, Geol. Mag., (3)6: 339 (specific name of the type species of Eodiadema Duncan 1889) (Echinoidea). Opinion 626

granulatus Houttuyn [1787] [originally in Anguis], Anim. Mus. Houtt. Index: 29 (included in a work suppressed under the plenary power for nomenclatural purposes). Opinion 380  

granulatus Audouin [1826] [originally in Cancer], in Savigny, Descr. Egypte, Hist. nat., 1(4): 87 (a junior primary homonym of granulatus Linnaeus 1758 [originally in Cancer]). Direction 37, Direction 85

granulatus Linnaeus 1758 [originally in Cancer], Systema Naturae, Ed. 10, vol. 1, p. 627 (specific name of the type species of Calappa Weber 1795) (Crustacea, Decapoda). Opinion 712  

granulatus Linnaeus 1758 [originally in Carabus], Systema Naturae, Ed. 10, vol. 1, p. 413 (specific name of the type species of Carabus Linnaeus 1758) (Insecta, Coleoptera). Opinion 243 

granulatus Lanchester 1900 [originally in Favus], Proc. zool. Soc. London, 1900: 768 (specific name of the type species of Favus Lanchester 1900) (Crustacea, Decapoda). Direction 25  

granulatus Richardson 1908 [originally in Heteromesus], Proceedings of the United States National Museum, 35: 82 (specific name of the type species of Heteromesus Richardson 1908) (Isopoda). Opinion 2062  

granulatus Rathbun 1893 [originally in Oediplax], Proc. U.S. nat. Mus., 16 (No. 933): 242 (specific name of the type species of Oediplax Rathbun 1893) (Crustacea, Decapoda). Direction 36

granulatus Rathbun 1893 [originally in Scleroplax], Proc. U.S. nat. Mus., 16 (No. 933): 250 (specific name of the type species of Scleroplax Rathbun 1893) (Crustacea, Decapoda). Direction 36

granulosa Batsch 1786 [originally in Hydatigena], Naturgeschichte der Bandwurmgattung (Halle), p. 87 (specific name of the type species of Echinococcus Rudolphi 1801) (Cestoda). Direction 121 

granulosa Deshayes 1832 [originally in Turritella], Descr. Coqu. foss. Paris, 2: 275 (Gastropoda). Opinion 493 

granulosus Milne Edwards 1879 [originally in Pyxidognathus], Bull. Sci. Soc. philomat. Paris, (7)3: 109 (specific name of the type species of Pyxidognathus Milne Edwards 1879) (Crustacea, Decapoda). Direction 36

Graphoderas Thomson 1860, Skand. Coleopt., 2: 38 (an incorrect subsequent spelling for Graphoderus Dejean 1833). Opinion 618

Graphoderus Dejean 1833, Cat. Coléopt. (ed. 2): 54 (gender: masculine) (type species, by designation by Westwood 1838 (Introd. mod. Classif. Ins., Synopsis: 8): Dytiscus cinereus Linnaeus 1758, Systema Naturae, Ed. 10, vol. 1, p. 412, as interpreted by direction under the plenary power by the neotype designated by Balfour- Browne 1961 (Bull. zool. Nomencl., 18: 367, pl. 5)) (Insecta, Coleoptera). Opinion 618

Graptolithus Linnaeus 1768, Systema Naturae, Ed. 12, vol. 3, p. 173 (suppressed under the plenary power for the purposes of the Principle of Priority but not for those of the Principle of Homonymy). Opinion 197  

gratus Cameron 1943 [originally in Philonthus], Annals and Magazine of Natural History, (11)10: 342, ruled under the plenary power to be not invalid by reason of being a junior primary homonym of P. gratus LeConte 1863 (Insecta, Coleoptera). Opinion 2053

gratus LeConte 1863 [originally in Philonthus], Smithsonian Miscellaneous Collections, 6(167): 38 (Insecta, Coleoptera). Opinion 2053

gravesianus d’Orbigny 1842 [originally in Turrilites], in: Paléontologie Française; Terrains Crétacés. I. Céphalopodes, p. 596, as defined by the lectotype (specimen no. BMNH C5762b in the collections of the Natural History Museum, London) designated under the plenary power (specific name of the type species of Hypoturrilites Dubourdieu 1953) (Cephalopoda, Ammonoidea). Opinion 1925 

graviceps André 1903 [originally in Ephuta (Traumatomutilla)], Ann. Soc. entomol. France, 72: 453 (specific name of the type species of Cephalomutilla André (1908)) (Insecta, Hymenoptera). Opinion 542

grayi Kaup 1856 [originally in Halicampus], published in and with priority dating from Kaup (1856: 22) (Opinion 53)

grayi Smith 1849 [originally in Rana], Illustr. Zool. S. Africa, 2: pl. 78, figs. 2, 2a-c, as interpreted by the lectotype designated by Parker & Ride 1962 (Bull. zool. Nomencl., 19: 292) (Amphibia). Opinion 713

Grazirrhinchus Bertrand 1763, Dict. Univ. Foss. Propres Foss. Accid., 1: 253 (included in a work rejected for nomenclatural purposes). Opinion 592

greeni Schouteden 1905 [originally in Lachnus], Spolia Zeylandica, 2: 184, ruled under the plenary power not to be given priority over the specific name of Lachniella tujafilina Del Guercio 1909 whenever the two are considered to be synonyms (Insecta, Hemiptera). Opinion 2172 

grenophia Risso 1826 [originally in Arca], Histoire naturelle des principales productions de l’Europe Méridionale et particulièrement de celles des environs de Nice et des Alpes Maritimes, vol. 4, p. 313, as defined by the lectotype designated by Arnaud 1978, Annales du Muséum d’Histoire Naturelle de Nice, 5: 119 (suppressed under the plenary power for the purposes of the Principle of Priority but not for those of the Principle of Homonymy) (Bivalvia). Opinion 1887 

Greta Hemming 1934, Gen. names Holarctic Butts.: 28 (gender: feminine) (type species, by designation by Scudder 1875 (Proc. Amer. Acad. Arts Sci., 10: 193) through Hymenitis Hübner 1816: Papilio diaphanus Drury 1773, Ill. nat. Hist., 2: Index, 13, pl. 7, fig. 3) (Insecta, Lepidoptera). Opinion 985

Griffithides Portlock 1843, Report on the geology of the county of Londonderry, and of parts of Tyrone and Fermanagh, p. 310 (gender: masculine) (type species, ruled under the plenary power to be by subsequent designation by Vogdes 1890, Bulletin of the United States Geological Survey, 63: 116: Griffithides longiceps Portlock 1843) (Trilobita). Opinion 1652

grilli Boulenger 1891 [originally in Anisolepis], Annali del Museo Civico di Storia Naturale di Genova, (2)10: 909 (Reptilia, Squamata). Opinion 1777  

Griphornis (Owen MS) Woodward 1862, Intell. Observ., 2: 317, plate (a junior objective synonym of Archaeopteryx von Meye 1861). Opinion 607

Griphosaurus Wagner (1862), SitzBer. bayer. Akad. Wiss. München, 1861(2): 153 (a junior objective synonym of Archaeopteryx von Meyer 1861). Opinion 607 

grisea Oken 1816 [originally in Lacerta], Lehrb. Naturgesch., 3: 303 (included in a work rejected for nomenclatural purposes). Opinion 651  

grisea Boddaert 1783 [originally in Tanagra], Tabl. Pl. enlum. Hist. nat. Daubenton: 45 (valid name at the date of Direction 81 of the type species of Vireo Vieillot 1807) (Aves). Direction 81

grisea Retzius 1783 [originally in Phalaena alticauda] (Arthropoda). ICZN 2014: Opinion 2333

grisea De Geer 1778 [originally in Podura aquatica] (Arthropoda). ICZN 2014: Opinion 2333

grisea De Geer 1778 [originally in Podura arborea] (Arthropoda). ICZN 2014: Opinion 2333

griseipennis Santos-Abreu 1921 [originally in Aphiochaeta], Memorias de la Real Academia de Ciencias y Artes de Barcelona, 17(1): 57, ruled under the plenary power not to be given priority over the name abdita Schmitz 1959, as published in the binomen Megaselia abdita, whenever the two are considered to be synonyms (Insecta, Diptera). Opinion 2292

Griselda Heinrich 1923, Bull. U.S. nat. Mus., 123: 186, pl. 7, fig. 36, pl. 49, fig. 329 (gender: feminine) (type species, by designation under the plenary power: Griselda radicana Heinrich 1923, Bull. U.S. nat. Mus., 123: 186, pl. 7, fig. 36, pl. 49, fig. 329) (Insecta, Lepidoptera). Opinion 786

griseola Spix 1825 [originally in Columbina], Avium Spec. nov. Brasil., 2: 57 (Aves). Direction 35  

griseola Horváth 1899 [originally in Micronecta], Revue d’Entomologie, 18(12): 103, as defined by the lectotype designated by Jansson 1986, Acta Entomologica Fennica, 47: 14 (Insecta, Heteroptera). Opinion 1491 

griseus Nilsson 1821 [originally in Eurynorhynchus], Ornith. svec., 2(1): 29 (a junior objective synonym of pygmaea Linnaeus 1758 [originally in Platalea]). Direction 44

griseus Gmelin 1788 [originally in Gryllus (Bulla) [Acridium]], in Linnaeus, Systema Naturae, Ed. 13, vol. 1, part 4, p. 2059, No. 220 (suppressed under the plenary power for the purposes of the Principle of Priority but not for those of the Principle of Homonymy). Opinion 1103

griseus Blackburn 1885 [originally in Hypothenemus], Transactions of the Royal Society of Dublin, (2)3: 194, ruled under the plenary power not to be given priority over the specific name of Cryphalus mangiferae Stebbing 1914 whenever the two names are considered to be synonyms (Insecta, Coleoptera). Opinion 1408

groenlandica Lamarck 1801 [originally in Umbellularia, Syst. Anim. sans Vertèbr.: 380 (a junior objective synonym of encrinus Linnaeus 1758 [originally in Isis]). Opinion 636

grossa Linnaeus 1758 [originally in Musca], Systema Naturae, Ed. 10, vol. 1, p. 596 (specific name of the type species of Tachina Meigen 1803) (Insecta, Diptera). Opinion 1743

grossa Linnaeus 1758 [originally in Silpha], Systema Naturae, Ed. 10, vol. 1, p. 361 (specific name of the type species of Peltis Kugelann 1792) (Insecta, Coleoptera). Opinion 1754 

Gruntoconcha Angiolini 1995, Rivista Italiana di Paleontologia e Stratigrafia, 101: 206 (gender: feminine) (type species, by original designation: Waagenoconcha (Gruntoconcha) macrotuberculata Angiolini 1995) (Brachiopoda). Opinion 1928  

Grus Brisson 1760, Ornithologia, 5: 374-391 (gender: feminine) (type species, by absolute tautonymy: Ardea grus Linnaeus 1758, Systema Naturae, Ed. 10, vol. 1, p. 141) (Aves). Opinion 103, Direction 55

Grus Pallas 1766, Miscell. Zool.: 65 (a junior homonym of Grus Brisson 1760). Direction 55  

grus Linnaeus 1758 [originally in Ardea], Systema Naturae, Ed. 10, vol. 1, p. 141 (specific name of the type species of Grus Brisson 1760) (Aves). Direction 55

Gryllacris Serville 1831, Ann. Sci. nat., Paris, 22: 138 (gender: feminine) (type species, by designation by Rehn 1905 (Proc. Acad. nat. Sci. Philadelphia, 57: 827): Gryllacris maculicollis Serville 1831, Ann. Sci. nat., Paris, 22: 139) (Insecta, Orthoptera). Opinion 149

Gryllotalpa Latreille [1802], in Sonnini’s Buffon, Hist. nat. gén. partic. Crust. Ins., 3: 275 (gender: feminine) (type species, by monotypy: Gryllus gryllotalpa Linnaeus 1758, Systema Naturae, Ed. 10, vol. 1, p. 428) (Insecta, Orthoptera). Opinion 149 

gryllotalpa Linnaeus 1758 [originally in Gryllus], Systema Naturae, Ed. 10, vol. 1, p. 428 (specific name of the type species of Gryllotalpa Latreille [1802]) (Insecta, Orthoptera). Direction 5 

Gryllulus Uvarov 1935, Ann. Mag. nat. Hist., (10)16: 320 (a junior objective synonym of Acheta Fabricius 1775). Opinion 299

Gryllus Linnaeus 1758, Systema Naturae, Ed. 10, vol. 1, p. 425 (gender: masculine) (type species, by designation by Latreille 1810 (Consid. gén. Anim. Crust. Arach. Ins.: 433, 248): Gryllus campestris Linnaeus 1758, Systema Naturae, Ed. 10, vol. 1, p. 428) (Insecta, Orthoptera). Opinion 104, Direction 63  

Grynobius Thomson 1859, Skandinaviens Coleoptera, 1: 89 (gender: masculine) (type species, by designation under the plenary power: Anobium excavatum Kugelann 1791, (Schneider’s) Neues Mag. für die Liebhaber Entomol., 4: 488) (Insecta, Coleoptera). Opinion 1062

Gryphaea Lamarck 1801, Syst. Anim. sans Vertèbr.: 398 (gender: feminine) (type species, by designation by Anton 1839 (Verz. Conchyl. Samml. Anton.: 21): Gryphaea arcuata Lamarck 1801, Syst. Anim. sans Vertèbr.: 398, as interpreted by the lectotype designated by Cox 1951 (Bull. zool. Nomencl., 2: 324-331)) (Bivalvia). Opinion 338 

Gryphaeigenus [Renier] [1807], [Tav. serv. Class. Conn. Anim.]: Tav. VII (included in a work rejected for nomenclatural purposes). Opinion 427

GRYPHAEINAE Vialov 1937, C.R. XIIe Congrès int. Zool. (Lisbonne 1935) (3): 1631 (type genus: Gryphaea Lamarck 1801) for use by those who consider that Gryphaea Lamarck and Ostrea Linnaeus 1758 belong to different family-group taxa (Bivalvia). Opinion 356 

gryphaeoides J. de C. Sowerby 1836 [originally in Avicula], in Fitton, Transactions of the Geological Society, London, (2)4: 156 (Bivalvia). Opinion 1540

gryphaeoides Sedgwick 1829 [originally in Avicula], Transactions of the Geological Society, London, (2)3: 119, and all uses of the name prior to the publication of Avicula gryphaeoides J. de C. Sowerby 1836 (suppressed under the plenary power for the purposes of both the Principle of Priority and the Principle of Homonymy) (Bivalvia). Opinion 1540 

Gryphornis Lambrecht 1933, Handb. Paleorn.: 80 (an incorrect subsequent spelling for Griphornis (Owen MS) Woodward 1862). Opinion 607

Gryphosaurus Lambrecht 1933, Handb. Paleorn.: 80 (an incorrect subsequent spelling for Griphosaurus Wagner, (1862)). Opinion 607 

gryphus Linnaeus 1758 [originally in Anomia], Systema Naturae, Ed. 10, vol. 1, p. 701 (suppressed under the plenary power for the purposes of the Principle of Priority but not for those of the Principle of Homonymy). Opinion 338  

grypus Fabricius 1791 [originally in Phoca], Skr. Naturh. Selsk. Kbh., 1(2): 167, pl. 13, fig. 4 (valid name at the date of Direction 22 of the type species of Halichoerus Nilsson 1820) (Mammalia). Direction 22