International Commission on Zoological Nomenclature:
OPINIONS and DIRECTIONS


taxa names:

In

INACHINAE MacLeay 1838, Illustr. Annul. S. Afr.: 56 (type genus: Inachus Weber 1795) ruled under the plenary power to be given precedence over the name MACROPODIINAE Samouelle 1819 whenever Inachus Weber 1795 and Macropodia [Leach 1814] are placed in the same family-group taxon (Crustacea, Decapoda). Opinion 763

Inachus Weber 1795, Nomencl. entomol. Syst. Fabr.: 93 (gender: masculine) (type species, by designation by Milne Edwards 1837 (in Cuvier’s Règn. Anim. (ed. 4) (Disciples’ ed.), 18: pl. 34, fig. 2): Cancer scorpio Fabricius 1779, Reise Norwegen: 345, valid name: Cancer dorsettensis Pennant 1777) (Crustacea, Decapoda). Opinion 763 

inaequipes, Asthenognathus, Stimpson 1858, Proc. Acad. nat. Sci. Philadelphia, 1858: 107 (specific name of the type species of Asthenognathus Stimpson 1858) (Crustacea, Decapoda). Direction 36 

inanis Klug 1808 [originally in Lyda], Mag. Ges. naturf. Freunde Berlin, 2: 278, ruled under the plenary power not to be given priority over the specific name alternans Costa 1859, as published in the binomen Lyda alternans, by those who regard both names as denoting the same taxon (Insecta, Hymenoptera). Opinion 1066

incanus Linnaeus 1758 [originally in Curculio], Systema Naturae, Ed. 10, vol. 1, p. 385 (specific name of the type species of Brachyderes Schönherr 1823) (Insecta, Coleoptera). Opinion 1440  

incisuralis Macquart 1838 [originally in Atomosia] (Diptera). ICZN 2014: Opinion 2342

incarnata Müller 1774 [originally in Helix], Verm. terrestr. fluviat. Hist., 2: 63 (Gastropoda). Opinion 336

incisivus Cope 1878 [originally in Dimetrodon] (Synapsida). ICZN 2019: Opinion 2446

incisus [Leach 1814] [originally in Cancer], in Brewster’s Edinburgh Ency., 7(2): 391 (specific name of the type species of Xantho [Leach 1814]) (Crustacea, Decapoda). Opinion 423 

incisus (Péron MS) Leach 1815 [originally in Scyllarus], Zool. Miscell., 2: 151 (a junior objective synonym of peronii Leach 1815 [originally in Ibacus]). Opinion 519 

Incolore Omodeo 1952, Archivio Zoologico Italiano, 37: 46 (suppressed under the plenary power for the purposes of the Principle of Priority but not for those of the Principle of Homonymy) (Oligochaeta). Opinion 1403  

incomptus Horn 1876 [originally in Geoderces], Proceedings of the American Philosophical Society, 15(96): 72 (specific name of the type species of Nemocestes Van Dyke 1936) (Insecta, Coleoptera). Opinion 1452

inconspicua Forbes 1848 [originally in Thaumantias], A monograph of the British naked-eyed medusae: with figures of all the species, p. 52 (suppressed under the plenary power for the purposes of the Principle of Priority but not for those of the Principle of Homonymy) (Hydrozoa). Opinion 1465

incrustans d’Orbigny 1850 [originally in Diastopora], Prodrome de Paléontologie, vol. 1, p. 288 (specific name of the type species of Reptomultisparsa d’Orbigny 1853) (Bryozoa, Cyclostomata). Opinion 1392 

Incubus Schrank 1802, Fauna boica, 2: 315 (suppressed under the plenary power for the purposes of the Principle of Priority but not for those of the Principle of Homonymy). Opinion 284  

incurva Renier [1804] [originally in Helix], Tav. alfab. Conch. adriat.: XI (included in a work rejected for nomenclatural purposes). Opinion 427  

indagator Loew 1858 [originally in Cacoxenus], Wiener Entomologischen Monatsschrift, 2: 218 (specificname of the type species of Cacoxenus Loew 1858) (Insecta, Diptera). Opinion 1879

index Mousson 1863 [originally in Clausilia] (Gastropoda). ICZN 2021: Opinion 2481

Indiana Chakravatz 1943, Current Sci., 12: 257 (a junior homonym of Indiana Matthew 1902). Opinion 570 

Indiana Matthew 1902, Canadian Rec. Sci., Montreal, 8: 460 (gender: feminine) (type species, by designation under the plenary power: Indiana lippa Matthew 1902, Canadian Rec. Sci., Montreal, 8: 461) (Crustacea, Ostracoda). Opinion 570  

Indiana Tutt 1903, Entomol. Rec., 15: 101 (a junior homonym of Indiana Matthew 1902). Opinion 570 

INDIANIDAE Ulrich & Bassler 1931, Proc. U.S. nat. Mus., 78: 68 (type genus: Indiana Matthew 1902) (Crustacea, Ostracoda). Opinion 570

Indianites Ulrich & Bassler 1931, J. Washington Acad. Sci., 21: 364 (a junior objective synonym of Indiana Matthew 1902). Opinion 570

INDIANITIDAE Ulrich & Bassler 1931, J. Washington Acad. Sci., 21: 364 (type genus: Indianites Ulrich & Bassler 1931) (a junior objective synonym of INDIANIDAE Ulrich & Bassler 1931). Opinion 570 

indica Linnaeus 1766 [originally in Coracias], Systema Naturae, Ed. 12, vol. 1, part 1, p. 159 (type locality, as designated by Hartert 1912 (Vogel der paläarktischen Fauna, 2: 874): Ceylon) (Aves). Opinion 663

indica Linnaeus 1758 [originally in Mutilla], Systema Naturae, Ed. 10, vol. 1, p. 583 (specific name of the type species of Traumatomutilla André 1901) (Insecta, Hymenoptera). Opinion 542

indica Desmarest 1804 [originally in Viverra], Nouv. Dict. Hist. nat., 24 (Tab.): 17 (specific name of the type species of Viverricula Hodgson 1838) (Mammalia). Opinion 384  

indicus Milne Edwards 1830 [originally in Acetes], Ann. Sci. nat., Paris, (1)19: 351 (specific name of the type species of Acetes Milne Edwards 1830) (Crustacea, Decapoda). Opinion 864 

Indicus Bertrand 1763 [originally in Calamus], Dict. Univ. Foss. Propres Foss. Accid., 1: 111 (included in a work rejected for nomenclatural purposes). Opinion 592  

indicus Gray 1831 [originally in Crocodilus vulgaris], Syn. Rept.: 58 (suppressed under the plenary power for the purposes of the Principle of Priority but not for those of the Principle of Homonymy). Opinion 624

indicus Houttuyn [1787] [originally in Scorpio], Anim. Mus. Houtt. Index: 55 (included in a work suppressed under the plenary power for nomenclatural purposes). Opinion 380 

indicus Leach 1815 [originally in Thenus], Transactions of the Linnean Society of London, 11: 338 (specific name of the type species of Thenus Leach 1815) (Decapoda). Opinion 1988  

indicus Daudin 1802 [originally in Tupinambis] (Reptilia). ICZN 2020: Opinion 2451

Indodorylaimus Ali & Prabha 1974, Nematologica, 19: 486 (gender: masculine) (type species, by designation under the plenary power: Indodorylaimus elongatus Baqri 1982) (Nematoda, Dorylaimida). Opinion 1404 

Indri Geoffroy Saint-Hilaire 1796, Magasin Encyclopédique, ou journal des sciences, des lettres et des arts, (2)1(1): 46 (gender: masculine) (type species, by absolute tautonymy: Lemur indri Gmelin 1788) (Mammalia). Opinion 1995

indri Gmelin 1788 [originally in Lemur], in Linnaeus, Systema Naturae, Ed. 13, vol. 1, p. 42 (specific name of the type species of Indri E. Geoffroy Saint-Hilaire 1796) (Mammalia). Opinion 1995

INDRIDAE Burnett 1828, Quarterly Journal of Science, Literature, and Art, (N.S.)4: 307, ruled to be an incorrect original spelling of INDRIIDAE (Mammalia). Opinion 1995

INDRIIDAE Burnett 1828, Quarterly Journal of Science, Literature, and Art, (N.S.)4: 307 (type genus: Indri E. Geoffroy Saint-Hilaire 1796), ruled to be the correct original spelling of the family-group name based on Indri (Mammalia). Opinion 1995

indus Boddaert 1783 [originally in Falco], Tabl. Pl. enlum. Hist. nat. Daubenton: 25 (valid name at the date of Direction 43 of the type species of Haliastur Selby 1840) (Aves). Direction 43

inequalipes Simon 1868 [originally in Attus], Annales de la Société Entomologique de France, (4)8: 614 (suppressed under the plenary power for the purposes of the Principle of Priority but not for those of the Principle of Homonymy) (Arachnida, Araneae). Opinion 1612

inferentia Norton 1868 [originally in Poecilostoma], Transactions of the American Entomological Society, 2: 224 (specific name of the type species of Monsoma MacGillivray 1908) (Insecta, Hymenoptera). Opinion 1963 

infernalis de Blainville 1835 [originally in Coluber], Nouvelles Annales du Muséum d’Histoire Naturelle, Paris, (3)4: 291, as defined by the neotype (the male specimen catalog no. 39197 in the California Academy of Sciences, San Francisco) designated under the plenary power (Reptilia, Serpentes). Opinion 1961

infimus Strickland 1846 [originally in Orbis], Quart. J. geol. Soc. London, 2: 31, as interpreted by the lectotype designated by Barnard 1954 (Ann. Mag. nat. Hist., (12)5: 907) (Rhizopoda). Opinion 706 

infirma Meigen 1826 [originally in Anthomyia], Syst. Beschr. zweifl. Ins., 5: 176 (specific name of the type species of Nupedia Karl 1930) (Insecta, Diptera). Opinion 837 

inflata d’Orbigny 1836 [originally in Atlanta], Voyage dans l’Amérique méridionale . . ., vol. 5(3). Mollusques, pp. 49–184. Bertrand, Paris, p. 174 (Mollusca, Gastropoda). Opinion 2266

inflata Gray 1850 [originally in Atlanta], Explanation to the plates. In Gray, M.E. Figures of molluscous animals selected from various authors, etched for the use of students, vol. 4, Longman, Brown, Green & Longmans, London, p. 101, ruled under the pleanry power not to be invalid by reason of being a junior primary homonym of Atlanta inflata d’Orbigny 1836 (Mollusca, Gastropoda). Opinion 2266

inflata Dana 1849 [originally in Conchaecia], Proc. amer. Acad. Arts Sci., 2: 52 (specific name of the type species of Halocypris Dana [1853]) (Crustacea, Ostracoda). Opinion 534

inflatum Marcuzzi 1976 [originally in Cyrtosoma] (Coleoptera). ICZN 2017: Opinion 2398

inflatus Peach 1882 [originally in Eoscorpius], Trans. roy. Soc. Edinburgh, 30: 405, 406 (suppressed under the plenary power for the purposes of the Principle of Priority but not for those of the Principle of Homonymy). Opinion 1118

ingens Owen 1844 [originally in Dinornis], Trans. zool. Soc. London, 3(3): 247 (a junior objective synonym of novaezealandiae Owen 1843 [originally in Dinornis]). Opinion 229  

ingens G. Grandidier 1899 [originally in Palaeopropithecus], Bulletin du Muséum National d’Histoire Naturelle, 5(7): 345 (specific name of the type species of Palaeopropithecus G. Grandidier 1899) (Mammalia, Primates). Opinion 1737

inguinalis [Leach 1815] [originally in Pthirus], in Brewster’s Edinburgh Ency., 9(1): 77 (a junior objective synonym of pubis Linnaeus 1758 [originally in Pediculus]). Direction 63

innominata Lewis 1872 [originally in Neptis], Zoologist, (2)(7): 3074 (a junior objective synonym of lucilla [Denis & Schiffermüller], 1775 [originally in Papilio]). Opinion 562

INOCERAMINAE Zittel 1881, Handb. Paläontol. Paläozool., 2: 36 (type genus: Inoceramus Sowerby 1814) for use by those who do not place Inoceramus Sowerby in a family-group taxon having an older name (Bivalvia). Opinion 473 

Inoceramus Sowerby 1814, Ann. Phil., 4: 448 (gender: masculine) (type species, by monotypy: Inoceramus cuvierii Sowerby 1814, Ann. Phil., 4: 448, as interpreted by the lectotype designated by Cox 1955 (Bull. zool. Nomencl., 11: 242, 243)) (Bivalvia). Opinion 473  

inopinata Baird 1843 [originally in Cythere], Zoologist, 1: 195 (specific name of the type species of Limnocythere Brady 1868) (Crustacea, Ostracoda). Opinion 528

inops Eichhoff 1872 [originally in Cryphalus], Berliner Entomologische Zeitschrift, 15: 331, 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 

inoptatus Barbour 1914 [originally in Leptodactylus], Mem. Mus. comp. Zool., 44: 252 (Amphibia). Opinion 1104 

inornata Dana 1852 [originally in Lysiosquilla], U.S. explor. Exped., 13: 616 (specific name of the type species of Lysiosquilla Dana 1852) (Crustacea, Stomatopoda). Opinion 294  

inornata Say 1824 [originally in Saperda], J. Acad. nat. Sci. Philadelphia, 3(12): 407, as interpreted by the neotype proposed by Nord 1970 (Bull. zool. Nomencl., 27: 126) and designated under the plenary power (Insecta, Coleoptera). Opinion 1155

inquilina Müller 1776 [originally in Trichoda], Zool. Dan., appendix: 218 (specific name of the type species of Tintinnus Schrank 1803) (Ciliophora). Opinion 926  

insignis Beyrich 1845 [originally in Cheirurus], Ueber einige böhmischen Trilobiten, p. 12 (specific name of the type species of Cheirurus Beyrich 1845) (Trilobita). Opinion 1435 

insignis Filhol 1895 [originally in Lemur] (Mammalia). ICZN 2015: Opinion 2353

insignis Fromentel 1861 [originally in Stylina] (Coelenterata). ICZN 2021: Opinion 2478

instigator Fabricius 1793 [originally in Ichneumon], Entomol. syst., 2: 164 (specific name of the type species of Pimpla Fabricius [1804-1805]) (Insecta, Hymenoptera). Direction 4  

insolida Monterosato 1892 [originally in Helix (Helicogena) aspersa] (Gastropoda). ICZN 2015: Opinion 2369

insolida Brusina 1876 [originally in Helix] (Gastropoda). ICZN 2015: Opinion 2369

insolida Pfeiffer & Clessin 1881 [originally in Helix] (Gastropoda). ICZN 2015: Opinion 2369

instabilis Schmidt 1842 [originally in Anthicus] (Coleoptera). ICZN 2016: Opinion 2377

insulanica Bedriaga 1882 [originally in Lacerta muralis neapolitana var.], Bull. Soc. imp. Nat. Moscou, 56(3): 101 (conserved under the plenary power) (Reptilia). Opinion 642

integerrimus Lamarck 1818 [originally in Cancer], Hist. nat. Anim. sans Vertèbr., 5: 272 (specific name of the type species of Atergatis de Haan [1833]) (Crustacea, Decapoda). Direction 36 

integra Mabille 1891 [originally in Pamphila], Bull. C.R. Soc. entomol. Belg., 35: clxix (specific name of the type species of Papias Godman [1900]) (Insecta, Lepidoptera). Opinion 829

intensus Grant 1956 [originally in Serinus mozambicus], Ann. Mag. nat. Hist., (12)9: 367 (a junior primary homonym of intensus, Serinus mozambicus, Horniman 1940). Opinion 480

intensus Horniman 1940 [originally in Serinus mozambicus], Prelim. Descr. new Birds: 4 (suppressed under the plenary power for the purposes of the Principle of Priority but not for those of the Principle of Homonymy). Opinion 480  

intermedia Stimpson 1860 [originally in Crangon] (Crustacea). ICZN 2016: Opinion 2388

intermedia Cantraine 1835 [originally in Eulima], Bulletins de l’Académie Royale des Sciences et Belles-Lettres de Bruxelles, 2: 390 (a junior objective synonym of the specific name of Turbo politus Linnaeus 1758) (Gastropoda). Opinion 1780

intermedia Bretscher 1896 [originally in Macrochaeta], Revue Suisse de Zoologie, 3(4): 509 (specific name of the type species of Macrochaetina Bretscher 1899) (Oligochaeta). Opinion 1835

intermedia Aurivillius 1898 [originally in Monstrilla], K. svenska vetensk. Akad. Handl., 30: 39, 40 (a junior primary homonym of Monstrilla intermedia Kriczagin 1877). Opinion 1175  

intermedia Kriczagin 1877 [originally in Monstrilla], Zap. Kiev. Obshsch. Estest., 5: 17-21 (suppressed under the plenary power for the purposes of the Principle of Priority but not for those of the Principle of Homonymy). Opinion 1175

intermedia Wiszniewski 1929 [originally in Pedalia], Bull. Acad. pol. Sci. Lettr. (Cl. Sci. math. nat.), (B) 1929(2): 137 (Rotifera). Opinion 326

intermedius Peters 1863 [originally in Anolis], Monatsb. K.-preuss. Akad. Wiss., Berlin: 143 (Reptilia). Opinion 637

intermedius Normand 1852 [originally in Arion], Descr. six Limaces nouv.: 6 (Gastropoda). Opinion 336 

interrupta Laporte & Gory 1837 [originally in Buprestis], Histoire naturelle et iconographie des insectes coléoptères, vol. 1, p. 81, ruled under the plenary power to be treated as not invalid by reason of having been originally published as a junior primary homonym of Buprestis interrupta Olivier 1790 (Insecta, Coleoptera). Opinion 2008

interrupta Olivier 1790 [originally in Buprestis], Entomologie, ou histoire naturelle des insectes ... Coléoptères, genera 9-34, vol. 2(32), p. 26 (Insecta, Coleoptera). Opinion 2008

interrupta Rafinesque 1820 [originally in Mephitis], Annals of Nature: 3 (specific name of the type species of Spilogale Gray 1865) (Mammalia). Opinion 384

interruptus Lepeletier & Brullé 1834 [originally in Solenius], Ann. Soc. entomol. Fr., 3: 716 (specific name of the type species of Solenius Lepeletier & Brullé 1834) (Insecta, Hymenoptera). Opinion 1015

intertexta Couch 1844 [originally in Campanularia], A Cornish fauna ..., part 3, p. 41 (suppressed under the plenary power for the purposes of the Principle of Priority but not for those of the Principle of Homonymy) (Hydrozoa). Opinion 1485 

intestinalis Blanchard 1885 [originally in Amoeba], Traité Zool. médic., 1: 15 (suppressed under the plenary power for the purposes of the Principle of Priority but not for those of the Principle of Homonymy). Opinion 312  

intestinalis Linnaeus 1767 [originally in Ascidia], Systema Naturae, Ed. 12, vol. 1, part 2, p. 1087 (specific name of the type species of Ciona Fleming 1822) (Urochordata). Opinion 1172

intestinalis Linnaeus 1758 [originally in Fasciola], Systema Naturae, Ed. 10, vol. 1, p. 649 (Cestoda). Direction 77 

intestinalis de Geer 1776 [originally in Oestrus], Mém. Hist. Ins., 6: 292 (valid name at the date of Direction 64 of the type species of Gasterophilus Leach 1817) (Insecta, Diptera). Direction 64

inula (Duchassaing de Fombressin & Michelotti 1864) [originally in Aiptasia] (Cnidaria: Anthozoa: Hexacorallia: Actiniaria): precedence by Dysactis pallida Agassiz in Verrill 1864 not approved. ICZN 2017: Opinion 2404 (Case 3633)

inunguis Natterer 1883 [originally in Manatus], in Pelzeln, Verh. zool.-bot. Ges. Wien, 33 Beiheft: 89-94 (Mammalia). Opinion 1320

invicta Buren 1972 [originally in Solenopsis], Journal of the Georgia Entomological Society, 7: 9 (Insecta, Hymenoptera). Opinion 1976

involuta Spath 1935 [originally in Rasenia], Meddelelser Grønland, 99 (No. 2): 48, pl. 10, figs. 5a, 5b (specific name of the type species of Rasenia Salfeld 1913) (Cephalopoda). Opinion 426

Involutina Terquem 1862, Mém. Acad. imp. Metz, 42: 450 (gender: feminine) (type species, by designation by Bornemann 1874 (Z. deutsch. geol. Ges., 28: 711): Involutina jonesi Terquem & Piette 1862, Mém. Acad. imp. Metz., 42: 461, valid name: Nummulites liassicus Jones 1853) (Rhizopoda). Opinion 706

involutus Quenstedt 1846 [originally in Ammonites], Petrefactenkunde Deutschlands. Die Cephalopoden, p. 165 (specific name of the type species of Involuticeras Salfeld 1913) (Ammonoidea). Opinion 2123 

involutus Sowerby 1828 [originally in Inoceramus], Min. Conch., 6: 160 (specific name of the type species of Volviceramus Stoliczka 1871) (Bivalvia). Opinion 473