International Commission on Zoological Nomenclature:
OPINIONS and DIRECTIONS
International Commission on Zoological Nomenclature:
OPINIONS and DIRECTIONS
taxa names:
Ac
Acamarchis Lamouroux 1816, Hist. Polyp.: 132 (a junior objective synonym of Bugula Oken 1815). Opinion 902
Acamptopoeum Cockerell 1905, Transactions of the American Entomological Society, 31: 320 (gender: neuter) (type species, by designation under the plenary power: Camptopoeum submetallicum Spinola 1851) (Insecta, Hymenoptera). Opinion 1759
Acanthaloma Conrad 1840, Third Ann. Rep. pal. Dep. geol. Surv. New York, Assembly No. 50: 205 (suppressed under the plenary power for the purposes of the Principle of Priority but not for those of the Principle of Homonymy). Opinion 498
ACANTHALOMINAE Prantl & Přibyl 1949, Rozpr. Stát. Geol. úst. Ceskoslovenské Rep., 12: 18, 35, 133, 151 (type genus: Acanthaloma Conrad 1840) (invalid because the name of the type genus has been suppressed under the plenary power). Opinion 498
Acanthephyra Milne Edwards 1881, Ann. Sci. nat., Paris (Zool.), (6)11(4): 12 (gender: feminine) (type species, by original designation: Acanthephyra armata Milne Edwards 1881, Ann. Sci. nat., Paris (Zool.), (6)11(4): 12) (Crustacea, Decapoda). Opinion 359
Acanthia Fabricius 1775, Syst. Entomol.: 693 (a junior objective synonym of Cimex Linnaeus 1758). Direction 63
Acanthinula Beck 1847, Amtl. Ber., 24, Versamml. deutsch. Naturf. u. Aertze Kiel: 122 (gender: feminine) (type species, by designation by Martens 1860 (in Albers, Die Heliceen (ed. 2): xiii, 101): Helix aculeata Müller 1774, Verm. terrestr. fluviat. Hist., 2: 81) (Gastropoda). Opinion 335
ACANTHINULINAE Pilsbry 1926, in Tryon, Man. Conch., 27: 186 (type genus: Acanthinula Beck 1847) (Gastropoda). Direction 27
Acanthiodos Bertrand 1763, Dict. Univ. Foss. Propres Foss. Accid., 1: 1 (included in a work rejected for nomenclatural purposes). Opinion 592
Acanthochila Mørch 1868, Vid. Medd. Dansk Naturh. Foren., 1868: 202 (suppressed under the plenary power for the purposes of both the Principle of Priority and the Principle of Homonymy). Opinion 812
Acanthocnema Becker 1894, Berlin. entomol. Z., 39: 136 (conserved under the plenary power) (gender: feminine) (type species, by original designation: Cordylura nigrimana Zetterstedt 1846, Dipt. Scand., 5: 2040) (Insecta, Diptera). Opinion 290
Acanthocnema Costa (A.) 1859, in Costa (O.), Fauna Regno Napoli, Imen. 3 Lididei: 2 (suppressed under the plenary power for the purposes of both the Principle of Priority and the Principle of Homonymy). Opinion 290; ICZN 2021: Official Correction 136
ACANTHOCOCCIDAE Signoret 1875, Annls. Soc. entomol. France, (5)5: 16 (type genus: Acanthococcus Signoret 1875), ruled under the plenary power not to be given priority over ERIOCOCCINI Cockerell 1899 whenever Acanthococcus Signoret 1875 and Eriococcus Targioni- Tozzetti 1868 are placed in the same family-group taxon (Insecta, Hemiptera). Opinion 1203
Acanthococcus Signoret 1875, Annls. Soc. entomol. France, (5)5: 34 (gender: masculine) (type species, by monotypy: Acanthococcus aceris Signoret 1875, Annls. Soc. entomol. France, (5)5: 35) (Insecta, Hemiptera). Opinion 1203
Acanthocyclus Dybowski 1873, Arch. Naturk. Liv- Ehst-u. Kurl. Dorpat, (1)5: 333, 359 (a junior homonym of Acanthocyclus Milne Edwards & Lucas [1844]). Direction 37
Acanthocyclus Milne Edwards & Lucas [1844], in d’Orbigny, Voy. Amér. mérid., 6 (Crust.): 29 (gender: masculine) (type species, by monotypy: Acanthocyclus gayi Milne Edwards & Lucas [1844], in d’Orbigny, Voy. Amér. mérid., 6 (Crust.): 30) (Crustacea, Decapoda). Opinion 73
Acanthograpsus Spencer 1878, Canadian Naturalist, 8: 461 (ruled under the plenary power to be an incorrect original spelling for Acanthograptus Spencer 1878). Opinion 650
ACANTHOGRAPTIDAE Bulman 1938, in Schindewolf, Handb. der Palaeozool., 2D(2): 20, 21 (type genus: Acanthograptus Spencer 1878) (Graptolithina). Opinion 650
Acanthograptus (emendation of Acanthograpsus) Spencer 1878, Canadian Naturalist, 8: 461 (conserved under the plenary power) (gender: masculine) (type species, by monotypy: Acanthograpsus [sic] granti Spencer 1878, Canadian Naturalist, 8: 461) (Graptolithina). Opinion 650
Acantholoma Castelnau 1843, Essai Syst. silur. Amér. sept.: 23 (an incorrect subsequent spelling for Acanthaloma Conrad 1840). Opinion 498
Acantholoma Conrad 1841, Fifth Ann. Rep. Pal. State New York, Assembly No. 150: 31 (an incorrect subsequent spelling for Acanthaloma Conrad 1840). Opinion 498
Acantholyda Costa 1894, Prosp. Im. Ital.: 232 (conserved under the plenary power) (gender: feminine) (type species, by designation by Rohwer 1910 (Canad. Entomol., 42: 216): Tenthredo erythrocephala Linnaeus 1758, Systema Naturae, Ed. 10, vol. 1, p. 558) (Insecta, Hymenoptera). Opinion 290
Acanthonyx Hampson 1902, Ann. S. Afr. Mus., 2: 318, 323 (a junior homonym of Acanthonyx Latreille 1828). Opinion 712
Acanthonyx Latreille 1828, Ency. méth., 10 (Ins.): 698 (gender: masculine) (type species, by monotypy: Maia lunulata Risso 1816, Hist. nat. Crust. Nice: 49) (Crustacea, Decapoda). Opinion 712
Acanthophthalmus van Hasselt in Temminck 1824, Bulletin des Sciences Naturelles et de Geologie, 2(Zoologie): 376 (a junior objective synonym of Cobitis Linnaeus 1758) (Osteichthyes, Cypriniformes). Opinion 1695
Acanthopleuroceras Hyatt 1900, in Zittel, Textbook of Palaeontology, 1: 578 (gender: neuter) (type species, by designation under the plenary power: Ammonites valdani d’Orbigny 1844, Paléontol. franç., Terr. jurass., 1: 255, pl. 71) (Cephalopoda). Opinion 996
Acanthopus Dahl 1823, Col. u. Lepid.: 45 (a junior homonym of Acanthopus Klug 1807). Direction 37
Acanthopus de Haan [1833], in Siebold, Fauna japon. (Crust.): 5, 29 (a junior homonym of Acanthopus Klug 1807). Direction 37
Acanthopus Giebel 1872, Thesaur. Orn., 1: 260 (a junior homonym of Acanthopus Klug 1807). Direction 37
Acanthopus Latreille 1829, in Cuvier, Règne Anim. (ed. 2), 5: 38 (a junior homonym of Acanthopus Klug 1807). Direction 37
Acanthopus Muenster 1839, Beitr. Petref. (1): 94 (a junior homonym of Acanthopus Klug 1807). Direction 37
Acanthopus Oken 1816, Lehrb. Naturgesch., 3 (Zool.) (2): iii, 122 (a junior homonym of Acanthopus Klug 1807 and included in a work rejected for nomenclatural purposes). Direction 37
Acanthopus Vernet 1877, Arch. Sci. phys. nat. Genève (n.s.), 60: 334 (a junior homonym of Acanthopus Klug 1807). Direction 37
Acanthotermes Sjöstedt 1900, Entomologisk Tidskrift, 20: 278 (gender: masculine) (type species, by subsequent designation by Sjöstedt 1926, Kungliga Svenska Vetenskapsakademiens Handlingar, (3)3(1): 60: Termes acanthothorax Sjöstedt 1898) (Insecta, Isoptera). Opinion 2038
ACANTHOTERMITINAE Sjöstedt 1926, Kungliga Svenska Vetenskapsakademiens Handlingar, (3)3(1): 8, 60 (type genus: Acanthotermes Sjöstedt 1900), ruled under the plenary power that this name and other family-group names based on Acanthotermes are not to be given priority over MACROTERMITINAE Kemner 1934 and other family-group names based on Macrotermes Holmgren 1909 whenever their type genera are placed in the same family-group taxon (Insecta, Isoptera). Opinion 2038
Acanthoteuthis Wagner 1839, in Münster, G. Graf zu (Ed.), Beiträge zur Petrefacten-Kunde, part 1, p. 94 (gender: feminine) (type species, by subsequent designation by Bülow-Trummer 1920, Fossilium Catalogus, 1 (Animalia), part 11, p. 268: Acanthoteuthis speciosa Münster 1839) (Cephalopoda, Coleoidea). Opinion 1860
acanthothorax Sjöstedt 1898 [originally in Termes], Entomologisk Tidskrift, 19: 204 (specific name of the type species of Acanthotermes Sjöstedt 1900) (Insecta, Isoptera). Opinion 2038
acanthurus Angelin 1854 [originally in Olenus?], Pal. scand., 1 (Crust. Format. Transit.): 44 (Trilobita). Opinion 499
Acantophthalmus van Hasselt 1823, Algemeene Konst- en Letter-Bode voor het jaar 1823, II deel, no. 35, p. 133 (a junior objective synonym of Cobitis Linnaeus 1758) (Osteichthyes, Cypriniformes). Opinion 1500
acaroides Waltl 1838 [originally in Sphaerius], Isis (von Oken), 1838: 272 (specific name of the type species of Sphaerius Waltl 1838) (Insecta, Coleoptera). Opinion 1957
Acarus Linnaeus 1758, Systema Naturae, Ed. 10, vol. 1, p. 615 (gender: masculine) (type species, by designation by Latreille 1810 (Consid. gén. Anim. Crust. Arach. Ins.: 425, 132): Acarus siro Linnaeus 1758, Systema Naturae, Ed. 10, vol. 1, p. 616, as interpreted by Fabricius 1794 (Entomol. syst., 4: 430), as first reviser as being objectively identical with Acarus siro [var.] farinae Linnaeus 1758) (Arachnida). Direction 94
acarus Benson 1856 [originally in Pupa], Ann. Mag. nat. Hist., (2)18: 435 (specific name of the type species of Gastrocopta Wollaston 1878) (Gastropoda). Direction 72
ACENTROPINAE Stephens 1835, Illustrations of British entomology, Mandibulata, p. 148 (type genus: Acentropus Curtis 1834), ruled in accordance with the precepts of the Code to have priority over NYMPHULINAE Duponchel 1845 whenever their type genera are placed in the same family-group taxon (Insecta, Lepidoptera). Opinion 2021
Acentropus Curtis 1834, British Entomology, 11: folio 497 (gender: masculine) (type species, by original designation: Acentropus garnonsii Curtis 1834) (Insecta, Lepidoptera). Opinion 2021
Acera Agassiz 1846, Nomencl. zool., Moll.: 3 (an unjustified emendation of Akera Müller 1776). Opinion 539
Acera Agassiz 1848, Nomencl. zool. Index univ.: 19 (an unjustified emendation of Akera Müller 1776). Opinion 539
Acera Cuvier 1810, Annls. Mus. Hist. nat. Paris, 16: 9 (suppressed under the plenary power for the purposes of the Principle of Priority but not for those of the Principle of Homonymy). Opinion 1079
Acera Lamarck 1812, Extr. Cours Zool. Mus. Hist. nat., Paris (an unjustified emendation of Akera Müller 1776). Opinion 539
Acera Rafinesque 1815, Analyse Nature: 142 (an unjustified emendation of Akera Müller 1776). Opinion 539
Aceras Locard 1886, Prodr. Malac. franç., 2 (Moll. mar.): 79 (an unjustified emendation of Akera Müller 1776). Opinion 539
Aceria Keifer 1944, Bulletin of the California Department of Agriculture, 33(1): 22 (gender: masculine) (type species, by original designation: Eriophyes tulipae Keifer 1938) (Arachnida, Acarina). Opinion 1521
ACERIDAE Odhner 1907, K. svensk. Vetensk.-Akad. Handl., (4)41(4): 7 (type genus: Akera Müller 1776) (an incorrect subsequent spelling for AKERIDAE Pilsbry 1893). Opinion 539
aceris Signoret 1875 [originally in Acanthococcus], Annls. Soc. entomol. France, (5)5: 35 (specific name of the type species of Acanthococcus Signoret 1875) (Insecta, Hemiptera). Opinion 1203
aceris Esper [1783] [originally in Papilio], Die Schmett., 1 (Bd. 2) Forts. Tagschmett.: 142, pl. 81, figs. 3♂, 4♀ (without prejudice to the prior rights of the nominal species Papilio hylas Linnaeus 1758, if that name is held to apply to a subspecies of the same collective species) (specific name of the type species of Neptis Fabricius 1807) (Insecta, Lepidoptera). Opinion 232
Acernaspis Campbell 1967, Bulletin, Oklahoma Geological Survey, 115: 32 (gender: feminine) (type species, by monotypy: Phacops orestes Billings 1860) (Trilobita). Opinion 1846
acervorum Panzer [1799] [originally in Blatta], Faun. Ins. germ. (68): tab. 24 (specific name of the type species of Myrmecophilus Berthold 1827) (Insecta, Orthoptera). Direction 5
Acetes Milne Edwards 1830, Ann. Sci. nat., Paris, (1)19: 350 (gender: masculine) (type species, by monotypy: Acetes indicus Milne Edwards 1830, Ann. Sci. nat., Paris, (1)19: 351) (Crustacea, Decapoda). Opinion 864
achaemenes Felder 1866 [originally in Charaxes], Reise ost. Freg. Novara Zool. Lepid., 2: 446 (Insecta, Lepidoptera). Opinion 922
Achaeopsis Stimpson 1857, Proc. Acad. nat. Sci. Philadelphia, 9: 219 (gender: feminine) (type species, by monotypy: Achaeopsis spinulosus Stimpson 1857, Proc. Acad. nat. Sci. Philadelphia, 9: 219) (Crustacea, Decapoda). Opinion 712
Achaeus Leach 1817, Malac. podophthal. Brit., (16): text to pl. 22C (gender: masculine) (type species, by monotypy: Achaeus cranchii Leach 1817, Malac. podophthal. Brit., (16): text to pl. 22C) (Crustacea, Decapoda). Opinion 712
Achatia Hübner 1808, Erste Zutr. Samml. exot. Schmett.: 4, 6 (included in a work rejected for nomenclatural purposes). Opinion 789
achatinaceus Pfeiffer 1846 [originally in Bulimus], Symbolae ad Historiam Heliceorum, part 3, p. 82, as defined by the lectotype (specimen no. ZMB Moll 65746 in the Pfeiffer collection in the Humboldt Zoologisches Museum, Berlin) designated by Naggs 1994, Journal of Molluscan Studies, 60: 80 (Gastropoda). Opinion 1766
Achatinellastrum Pfeiffer 1854, Malakozoologische Blätter, 1: 133 (gender: neuter) (type species, by subsequent designation by Pilsbry & Cooke 1914, Manual of Conchology, ser. 2 (Pulmonata), vol. 22 (Achatinellidae), part 88, p. 181: Achatinella producta Reeve 1850) (Gastropoda). Opinion 2017
ACHATINELLIDAE Gulick 1873, Proceedings of the Zoological Society of London, 1873: 89 (type genus: Achatinella Swainson 1828) (Gastropoda). Opinion 2017
Achatinigenus [Renier] [1807], [Tav. serv. Class. Conn. Anim.]: Tav. VIII (included in a work rejected for nomenclatural purposes). Opinion 427
Acheta Fabricius 1775, Syst. Entomol.: 279-282, 826 (gender: masculine) (type species, by designation by Curtis 1830 (Brit. Entomol., 3: pl. 293): Gryllus domesticus Linnaeus 1758, Systema Naturae, Ed. 10, vol. 1, p. 428) (Insecta, Orthoptera). Opinion 299
Acheta Linnaeus 1758, Systema Naturae, Ed. 10, vol. 1, p. 428 (not made index in the work cited; published as a term intermediate between generic and specific names and not possessing the status of a subgeneric name). Masculine gender. Opinion 299, Direction 46
Achias Fabricius 1805, Syst. Antl.: 247 (gender: masculine) (type species, by monotypy: Achias oculatus Fabricius 1805, Syst. Antl.: 247) (Insecta, Diptera). Opinion 1142
ACHIIDAE Fleming 1821 (as ACHIASIDAE), Philos. zool.: 55 (type genus: Achias Fabricius 1805), ruled under the plenary power not to be given priority over PLATYSTOMATIDAE Schiner 1862 whenever Achias Fabricius 1805 and Platystoma Meigen 1803 are placed in the same family-group taxon (Insecta, Diptera). Opinion 1142
achilles Linnaeus 1758 [originally in Papilio], Systema Naturae, Ed. 10, vol. 1, p. 463 (specific name of the type species of Morpho Fabricius 1807) (Insecta, Lepidoptera). Direction 4
achiria Rafinesque 1817 [originally in Hippa], Amer. mon. Mag., 2: 41 (suppressed under the plenary power for the purposes of the Principle of Priority but not for those of the Principle of Homonymy). Opinion 522
Achoreutes Templeton 1843, Trans. entomol. Soc. London, 3(4): 306 (an incorrect subsequent spelling for Achorutes Templeton 1835). Opinion 435
Achorutes Templeton 1835, Trans. entomol. Soc. London, 1(2): 96 (suppressed under the plenary power for the purposes of the Principle of Priority but not for those of the Principle of Homonymy). Opinion 435
ACHORUTINAE Börner 1906, Mitt. naturh. Mus. Hamburg, 23: 159, 160 (type genus: Achorutes Templeton 1835, correctly treated as having Achorutes muscorum Templeton 1835 as type species) (invalid because the name of the type genus has been suppressed under the plenary power). Opinion 435
ACHORUTINI Börner 1901, Zool. Anz., 24: 13 (type genus: Achorutes Templeton 1835, incorrectly treated as having Achorutes viaticus Tullberg 1872 as type species) (invalid (i) because the name of the type genus has been suppressed under the plenary power and (ii) because based on a misidentified type genus). Opinion 435
Acicula [Renier] [1807], [Tav. serv. Class. Conn. Anim.]: pl. 6 (suppressed under the plenary power for the purposes of both the Principle of Priority and the Principle of Homonymy). Opinion 344
Acicula Hartmann 1821, in Steinmüller’s Neue Alpina, 1: 205, 215 (conserved under the plenary power) (gender: feminine) (type species, by monotypy: Bulimus lineatus Draparnaud [1801], Tabl. Moll., terrestr. fluviat. France: 67) (Gastropoda). Opinion 344
Acicula Oken 1815, Lehrb. Naturgesch., 3 (Zool.) (1): 383 (a nomen nudum). Opinion 344
acicula, Müller 1774 [originally in Buccinum], Verm. terrestr. fluviat. Hist., 2: 150 (specific name of the type species of Cecilioides Férussac 1814) (Gastropoda). Opinion 335
ACICULIDAE Woodward 1854, Manual Moll.: 178 (type genus: Acicula Hartmann 1821) (Gastropoda). Opinion 344
Acilius Leach 1817, Zool. Miscell., 3: 69 (conserved under the plenary power) (gender: masculine) (type species, by monotypy: Dytiscus sulcatus Linnaeus 1758, Systema Naturae, Ed. 10, vol. 1, p. 412) (Insecta, Coleoptera). Opinion 619
Acilius Rafinesque 1815, Analyse Nature: 221 (suppressed under the plenary power for the purposes of both the Principle of Priority and the Principle of Homonymy). Opinion 522, Opinion 619
Acinacea Bory de St. Vincent 1804, Voy. Iles Afrique, 1: 93 (suppressed under the plenary power for the purposes of the Principle of Priority but not for those of the Principle of Homonymy). Opinion 487
ACINACEIDAE McCulloch 1929, Mem. Aust. Mus., 5: 258 (type genus: Acinacea Bory de St. Vincent 1804) (invalid because the name of the type genus has been suppressed under the plenary power). Opinion 487
Acinaces Agassiz 1846, Nomencl. zool. Index Univ.: 4 (suppressed under the plenary power for the purposes of both the Principle of Priority and the Principle of Homonymy). Opinion 487
Acinaces Gerstaecker 1858, Monogr. Endomych.: 178 (gender: masculine) (type species, by designation by Strohecker 1953 (in Wytsman’s Gen. Ins., 210: 85): Acinaces lebasii Gerstaecker 1858, Monogr. Endomych.: 179) (Insecta, Coleoptera). Opinion 487
Acineta Ehrenberg [1834], Physikalische Mathematische Abhandlungen der Königlichen Akademie der Wissenschaften zu Berlin, 1833: 284, published in the serial in 1835 but issued as a separate in 1834 (gender: feminine) (type species, by subsequent designation by Collin 1912, Archives de Zoologie Expérimentale et Générale, 51: 336: Acineta tuberosa Ehrenberg [1834]) (Ciliophora, Suctoria). Opinion 1778
Acinonyx Brookes 1828, Cat. anat. zool. Mus. J. Brookes: 16, 33 (gender: masculine) (type species, by monotypy: Acinonyx venator Brookes 1828, Cat. anat. zool. Mus. J. Brookes: 16, 33, valid name: Felis venatica Griffith 1821) (Mammalia). Opinion 384
Acipenser Linnaeus 1758, Systema Naturae, Ed. 10, vol. 1, p. 237 (gender: masculine) (type species, by Linnaean tautonymy: Acipenser sturio Linnaeus 1758, Systema Naturae, Ed. 10, vol. 1, p. 237) (Osteichthyes). Opinion 77, Direction 56
Acipenses Linck 1790, Mag. N. Phys. Naturg., 6(3): 37 (an incorrect subsequent spelling for Acipenser Linnaeus 1758). Direction 56
Aclastus Foerster 1868 (gender: masculine), type species Aclastus rufipes Ashmead 1902 (Opinion 46)
Acmaea Eschscholtz 1830, in Kotzebue, Neue Reise Welt, 2: App. 24 (a nomen nudum). Opinion 344
Acmaea Eschscholtz 1833, Zool. Atlas, 5: 16 (gender: feminine) (type species, by designation by Dali 1871 (Amer. J. Conch., 6: 24, 243): Acmaea mitra Eschscholtz 1833, Zool. Atlas, 5: 18) (Gastropoda). Opinion 344
ACMAEIDAE Carpenter 1857, Cat. Mazatlan Shells: 202 (type genus: Acmaea Eschscholtz 1833) (Gastropoda). Opinion 344
Acmaeodera Eschscholtz 1829, Zoologischer Atlas, p. 9 (gender: feminine) (type species, ruled under the plenary power to be by subsequent designation by Volkovitsh 1979, Entomologicheskoe Obozrenie, 58(2): 339: Buprestis cylindrica Fabricius 1775) (Insecta, Coleoptera). Opinion 2100
Acmaeoderella Cobos 1955, Bulletin de l’Institut Royal des Sciences Naturelles de Belgique, 31(13): 5 (gender: feminine) (type species, by original designation: Buprestis discoida Fabricius 1787) (Insecta, Coleoptera). Opinion 2100
Acmaeopleura Stimpson 1858, Proc. Acad. nat. Sci. Philadelphia, 1858: 105 (gender: feminine) (type species, by monotypy: Acmaeopleura parvula Stimpson 1858, Proc. Acad. nat. Sci. Philadelphia, 1858: 105) (Crustacea, Decapoda). Opinion 85, Direction 37
Acme Hartmann 1821, in Sturm’s Deutschlands Fauna, 6 (Würm.), (5): 37 (suppressed under the plenary power for the purposes of the Principle of Priority but not for those of the Principle of Homonymy). Opinion 344
Acmea Hartmann 1821, in Steinmüller’s Neue Alpina, 1: 204, 212, 213, 214 (suppressed under the plenary power for the purposes of the Principle of Priority but not for those of the Principle of Homonymy). Opinion 344
Acmea Hartmann 1821, in Sturm’s Deutschlands Fauna, 6 (Würm.), (5): 49 (suppressed under the plenary power for the purposes of the Principle of Priority but not for those of the Principle of Homonymy). Opinion 344
ACMEIDAE Pollonera 1905, Boll. Mus. Zool. Anat. comp. Torino, 20 (No. 517): 1 (type genus: Acme Hartmann 1821) (a junior objective synonym of ACICULIDAE Woodward 1854, the respective type genera of the two families having the same nominal species as type species). Opinion 344
ACMIDAE Kobelt 1908, Jahrb. nassau. Ver. Naturk., 61: 157 (type genus: Acme Hartmann 1821) (a junior objective synonym of ACICULIDAE Woodward 1854, the respective type genera of the two families having the same nominal species as type species). Opinion 344
Acompocoris Reuter 1875, Bihang till K. svensk. Vet.-Akad. Handl., 3(1): 63 (gender: masculine) (type species, by designation by Kirkaldy 1906 (Trans. Amer. entomol. Soc., 32: 120): Lygaeus pygmaeus Fallén 1807, Mon. Cimicum Svec.: 73) (Insecta, Hemiptera). Opinion 863
acraea Westwood [1851] [originally in Liptena], in Doubleday, Gen. diurn. Lep. (2): pl. 77, fig. 6 (specific name of the type species of Telipna Aurivillius 1895) (Insecta, Lepidoptera). Opinion 566
Acraspedon Holmberg 1917, Anales del Museo Nacional de Historia Natural de Buenos Aires, 28: 561 (suppressed under the plenary power for the purposes of both the Principle of Priority and the Principle of Homonymy) (Insecta, Hymenoptera). Opinion 2069
Acrida Linnaeus 1758, Systema Naturae, Ed. 10, vol. 1, p. 427 (conserved under the plenary power as of subgeneric status) (gender: feminine) (type species, by designation under the plenary power: Gryllus turritus Linnaeus 1758, Systema Naturae, Ed. 10, vol. 1, p. 427) (Insecta, Orthoptera). Opinion 299
ACRIDIDAE, precedence over OEDIPODIDAE. Case 2568
Acrochordium Meyen 1834, Novorum Actorum Academiae Caesareae Leopoldino-Carolinae Naturae Curiosorum, 16 (Supplement 1): 165 (suppressed under the plenary power for the purposes of the Principle of Priority but not for those of the Principle of Homonymy) (Hydrozoa). Opinion 1752
Acrodontomeros Holmberg 1917, Anales del Museo Nacional de Historia Natural de Buenos Aires, 28: 548 (suppressed under the plenary power for the purposes of both the Principle of Priority and the Principle of Homonymy) (Insecta, Hymenoptera). Opinion 2069
Acrodytes Fitzinger 1843, Syst. Rept.: 30 (suppressed under the plenary power for the purposes of the Principle of Priority but not for those of the Principle of Homonymy). Opinion 520
Acrolepiopsis Gaedike 1970, Entomologische Abhandlungen, Staatliche Museum für Tierkunde in Dresden, 38(1): 32 (gender: feminine) (type species, by original designation: Roeslerstammia assectella Zeller 1839) (Insecta, Lepidoptera). Opinion 1910
Acrolepis Holmberg 1917, Anales del Museo Nacional de Historia Natural de Buenos Aires, 28: 573 (suppressed under the plenary power for the purposes of both the Principle of Priority and the Principle of Homonymy) (Insecta, Hymenoptera). Opinion 2069
Acrolocha Thomson 1858, Öfversigt af Kungliga Vetenskapsakademiens Förhandlingar, 15: 38 (gender: feminine) (type species, by original designation: Omalium striatum Gravenhorst 1802) (Insecta, Coleoptera). Opinion 1722
ACROLOXINAE Thiele 1931, Handb. syst. Weichtierk., 2: 484 (type genus: Acroloxus Beck 1837) (Gastropoda). Direction 41
Acroloxus Beck 1837, Index Moll. Mus. Ch. Fred.: 124 (gender: masculine) (type species, by designation by Herrmannsen 1846 (Indicis Gen. malacoz. Primordia, 1: 16): Patella lacustris Linnaeus 1758, Systema Naturae, Ed. 10, vol. 1, p. 783, as interpreted by Müller 1774 (Verm. terrestr. fluviat. Hist., 2: 199, 200)) (Gastropoda). Opinion 363
Acrophylla Gray 1835, Synops. Ins. Phasm.: 39 (gender: feminine) (type species, by designation by Karny 1923 (Treubia, 3: 240): Phasma titan MacLeay 1826, in King, Narr. Surv. Coasts Aust., 2: 454) (Insecta, Phasmida). Opinion 641
ACROPHYLLINI Redtenbacher 1908, in Brunner & Redtenbacher, Insektenfam. Phasm.: 436 (type genus: Acrophylla Gray 1835) (ruled to be invalid because based on a misidentified type genus). Opinion 641
Acropora Oken 1815, Lehrb. Naturgesch., 3(1): 66 (conserved under the plenary power) (gender: feminine) (type species, by designation under the plenary power: Millepora muricata Linnaeus 1758, Systema Naturae, Ed. 10, vol. 1, p. 792) (Anthozoa). Opinion 674
ACROPORIDAE Verrill 1901, Trans. Connecticut Acad. Arts Sci., 11: 163 (type genus: Acropora Oken 1815) (Anthozoa). Opinion 674
Acrostomum Örsted 1843, Naturhistorisk Tidsskrift (Udgivet af H. Krøyer) Ræk. 1, 1837-1843, Bd. 4, p. 95 (an incorrect subsequent spelling of Akrostomum Grube 1840) (Nemertea). Opinion 2016
Acrotona Thomson 1859, Skand. Coleopt., 1: 38 (gender: feminine) (type species, by monotypy: Aleochara aterrima Gravenhorst 1802, Coleopt. micr.: 83) (Insecta, Coleoptera). Opinion 600
Acryllium Gray 1840, List Genera Birds: 61 (gender: neuter) (type species, by original designation: Numida vulturina Hardwicke 1834, Proc. zool. Soc. London, 2(1834): 52) (Aves). Opinion 67 Actaea de Haan [1833], in Siebold, Fauna japon. (Crust.): 4, 18 (gender: feminine) (type species, by designation by Rathbun 1922 (Smithson. misc. Coll., 73 (No. 1): 26): Cancer (Actaea) granulatus de Haan [1833], in Siebold, Fauna japon. (Crust.): 18; id. [1835], ibid.: 47, valid name: Cancer savignyi Milne Edwards 1834) (Crustacea, Decapoda). Opinion 73, Direction 37
actaea Esper [1780] [originally in Papilio], Die Schmett., 1 (Bd. 2) Forts. Tagschmett.: 37, pl. 57, figs. 1a♂, 1b♀ (specific name of the type species of Satyrus Latreille 1810) (Insecta, Lepidoptera). Direction 4
Actaeomorpha Miers [1877], J. linn. Soc. London (Zool.), 13: 184 (gender: feminine) (type species, by monotypy: Actaeomorpha erosa Miers [1877], J. linn. Soc. London (Zool.), 13: 184) (Crustacea, Decapoda). Opinion 73
actaeon Fabricius 1775 [originally in Papilio], Syst. Entomol.: App. 829 (suppressed under the plenary power for the purposes of both the Principle of Priority and the Principle of Homonymy). Opinion 1058
Actaletes Giard 1889, Le Naturaliste, (2)11: 123 (gender: masculine) (type species, by monotypy: Actaletes neptuni Giard 1889, Le Naturaliste (2)11: 123) (Insecta, Collembola). Opinion 291
Actenodes Dejean 1833, Catalogue des coléoptères de la collection de M. le Comte Dejean, Ed. 2, livraison 1, p. 80 (gender: masculine) (type species, by monotypy: Buprestis nobilis Linnaeus 1758) (Insecta, Coleoptera). Opinion 2008
acteon von Rottemburg 1775 [originally in Papilio], Der Naturforscher, 6: 30 (Insecta, Lepidoptera). Opinion 1058
Acteonella d’Orbigny 1842, Paléontol. franç., Terr. crét., 2: 107-113, pls. 164-167 (gender: feminine) (type species, by designation under the plenary power: Acteonella uchauxensis Cossmann 1896, Essais paléoconch. comp., 2: 166) (Gastropoda). Opinion 954
Actia Robineau-Desvoidy 1830, Mémoires présentés par divers Savants à l’Académie Royale des Sciences de l’Institut de France, vol. 2, p. 85 (gender: feminine) (type species, by designation under the plenary power: Roeselia lamia Meigen 1838) (Insecta, Diptera). Opinion 1432
Actinia Linnaeus 1767, Systema Naturae, Ed. 12, vol. 1, part 2, p. 1088 (gender: feminine) (type species, by designation by Thompson, 1858 (Proc. zool. Soc. London: 146): Priapus equinus Linnaeus 1758, Systema Naturae, Ed. 10, vol. 1, p. 656) (Anthozoa). Opinion 1295
Actinocereus Blainville 1830 (Cnidaria). ICZN 2014: Opinion 2334
Actinia Pallas 1766, P.S. Pallas Misc. zool.: 152 (suppressed under the plenary power for the purposes of both the Principle of Priority and the Principle of Homonymy). Opinion 1295
ACTINIIDAE Rafinesque 1815, Analyse Nature: 155 (type genus: Actinia Linnaeus 1767) (Anthozoa). Opinion 1295
actinioides Diesing 1835 [originally in Thysanosoma], Med. Jahrb. öst. Staat (n.f.), 7: 105 (specific name of the type species of Thysanosoma Diesing 1835) (Cestoda). Direction 77
Actinodoris Ehrenberg 1831, Symbolae physicae seu icones et descriptiones animalium evertabratorum sepositis insectis quae ex itinere per Africam borealem et Asiam occidentalem. Decas 1 Mollusca (suppressed under the plenary power for the purposes of the Principle of Priority but not for those of the Principle of Homonymy) (Gastropoda). Opinion 1375
Actinote Hübner [1819], Verz. bekannt. Schmett., (2): 27 (gender: feminine) (type species, by designation under the plenary power: Papilio thalia Linnaeus 1758, Systema Naturae, Ed. 10, vol. 1, p. 467) (Insecta, Lepidoptera). Opinion 214
Actinotrocha Müller 1846 (Phoronida). ICZN 2015: Opinion 2373
Actornithophilus Ferris 1916, Canad. Entomol., 48: 303 (gender: masculine) (type species, by original designation: Colpocephalum uniseriatum Piaget 1880, Pédiculines: 562, pl. 47, fig. 2) (Insecta, Mallophaga). Opinion 342
Actumnus Dana 1851, Amer. J. Sci., (2)12: 128 (gender: masculine) (type species, by designation by Rathbun, 1922 (Smithson. misc. Coll., 73 (No. 1): 26): Actumnus tomentosus Dana 1852, Proc. Acad. nat. Sci. Philadelphia, 6: 82) (Crustacea, Decapoda). Opinion 73, Direction 37
Aculea Perry 1810, Arcana, or the Museum of Natural History, pl. 15 (suppressed under the plenary power for the purposes of the Principle of Priority but not for those of the Principle of Homonymy) (Gastropoda). Opinion 1677
aculeata Retzius 1783 [originally in Formica fusca] (Arthropoda). ICZN 2014: Opinion 2333
aculeata Retzius 1783 [originally in Formica rubra] (Arthropoda). ICZN 2014: Opinion 2333
aculeata Müller 1774 [originally in Helix], Verm. terrestr. fluviat. Hist., 2: 81 (specific name of the type species of Acanthinula Beck 1847) (Gastropoda). Opinion 335
aculeata Semper 1868 [originally in Holothuria], Reisen im Archipel der Philippinen, 2: 84, 85 (Holothuroidea). Opinion 762
aculeatus Reinhardt 1837 [originally in Clinus], Ichthyologiske Bidrag til den grønlandske Fauna. Köbenhavn: 114, 122 (suppressed under the plenary power for the purposes of the Principle of Priority but not for those of the Principle of Homonymy). Opinion 1021
aculeatus Martin 1809 [originally in Conchyliolithus Anomites], Petrif. derb.: sign. R[4], pl. 37, figs. 9, 10 (included in a work rejected for nomenclatural purposes). Opinion 420
aculeatus Linnaeus 1758 [originally in Gasterosteus], Systema Naturae, Ed. 10, vol. 1, p. 295 (specific name of the type species of Gasterosteus Linnaeus 1758) (Osteichthyes). Direction 51
aculeatus Sowerby 1814 [originally in Productus], Min. Conch., 1: 156, pl. 68, fig. 4, as interpreted by the lectotype designated and figured by Muir-Wood, 1951 (Ann. Mag. nat. Hist., (12)4: 102, pl. 3, figs. 3a-c) (Brachiopoda). Opinion 420
aculeatus Gray 1831 [originally in Tropidolepis], in Griffith, E. & Pidgeon, E. (Eds.), The animal kingdom arranged in conformity with its organization, by the Baron Cuvier, with additional descriptions of all the species hitherto named, and of many not before noticed, vol. 9 (Supplement), p. 43 (suppressed under the plenary power for the purposes of the Principle of Priority but not for those of the Principle of Homonymy) (Reptilia, Squamata). Opinion 1909
acuminata De Geer 1774 [originally in Buprestis], Mémoires pour servir à l’histoire des insectes, vol. 4, p. 133 (specific name of the type species of Melanophila Eschscholtz 1829) (Insecta, Coleoptera). Opinion 1826
acuminata Ioff & Tiflov 1946 [originally in Rhadinopsylla (Rectofrontia)], Med. Parasitol. Moscow, 15 (No. 4): 91, No. 62 (suppressed under the plenary power for the purposes of both the Principle of Priority and the Principle of Homonymy). Opinion 314
acuminata Ioff & Tiflov 1946 [originally in Rhadinopsylla (Rectofrontia)], Med. Parasitol. Moscow, 15 (No. 4): 91, No. 66 [nec No. 62] (conserved under the plenary power) (Insecta, Siphonaptera). Opinion 314
acuminata Sowerby 1822 [originally in Terebratula], Min. Conch., 4: 23, pl. 324, fig. 1 (middle and two upper figs.), as interpreted by the lectotype designated and figured by Muir-Wood, 1951 (Ann. Mag. nat. Hist., (12) 4: 105, pl. 3, figs. 1a-c) (specific name of the type species of Pugnax Hall & Clarke 1894) (Brachiopoda). Opinion 420
acuminatum Signoret 1873 [originally in Lecanium], Ann. Soc. entomol. France, (5)3: 397, pl. 11, fig. 1, as interpreted by the neotype proposed by Ben-Dov, 1976 (Bull. zool. Nomencl., 32: 259) and designated under the plenary power (specific name of the type species of Kilifia de Lotto 1965) (Insecta, Hemiptera). Opinion 1192
acuminatus [originally in Chaetodon] not to be given precedence over macrolepidotus Linnaeus 1758 [originally in Chaetodon], whenever the two are considered synonymous (Opinion 40)
acuminatus Martin 1809 [originally in Conchyliolithus Anomites], Petrif. derb.: sign. 0[4], pl. 32, figs. 7, 8; pl. 33, figs. 5, 6 (included in a work rejected for nomenclatural purposes). Opinion 420
acus Linnaeus [originally in Gymnotus], specific name of the type species of Carapus Rafinesque 1810 (Opinion 42)
acus Lacepède 1803 [originally in Sphyraena], Hist. nat. Poiss., 5: 325 (ruled under the plenary power to be transferred from the Official Index of Rejected and Invalid Names in Zoology to the Official List of Specific Names) (Teleostei). Opinion 900, Opinion 2169
acus Linnaeus 1758 [originally in Syngnathus], Systema Naturae, Ed. 10, vol. 1, p. 337 (specific name of the type species of Syngnathus Linnaeus 1758) (Osteichthyes). Direction 57. Also discussed in Opinion 45
acuta Thunberg 1783 [originally in Cimex], Nov. Ins. Spec., 2: 34 (valid name at the date of Opinion 800 of the type species of Leptocorisa Latreille 1829) (Insecta, Hemiptera). Opinion 800
acuta Heath 1911 [originally in Dorymenia], Mem. Mus. comp. Zool., 45: 95 (specific name of the type species of Dorymenia Heath 1911) (Solenogastres). Opinion 1185
acuta Valenciennes in Cuvier & Valenciennes 1847 [originally in Dussumieria], Hist. nat. Poiss., 20: 467 (Osteichthyes). Opinion 901
acuta Draparnaud [1805] [originally in Physa], Hist. nat. Moll. terrestr. fluviat. France: 55 (Gastropoda). Opinion 336
acutangula Zetterstedt 1847 [originally in Limosina], Diptera Scandinaviae disposita et descripta, vol. 6, p. 2499 (specific name of the type species of Coproica Rondani 1861) (Insecta, Diptera). Opinion 1839
acutirostris Gould 1837 [originally in Neomorpha], Syn. Birds Austr. (1): pl. xi; id., June 1837, Proc. zool. Soc. London, 4: 144 (specific name of the type species of Heteralocha Cabanis [1851]) (Aves). Opinion 514
acutum Draparnaud 1805 [originally in Cyclostoma], Histoire naturelle des mollusques terrestres et fluviatiles de la France, p. 40, as defined by the neotype (specimen no. 90616 in the Naturhistorisches Museum in Vienna) designated under the plenary power (specific name of the type species of Hydrobia Hartmann 1821) (Gastropoda). Opinion 2034
acutus Rafinesque in Blainville 1824 [originally in Pleurocerus], Dict. Sci. nat., 32: 236 (specific name of the type species of Pleurocera Rafinesque 1818) (Gastropoda). Opinion 1195
Acyon Ameghino 1887, Bol. Mus. de la Plata, 1: 8 (suppressed under the plenary power for the purposes of the Principle of Priority but not for those of the Principle of Homonymy). Opinion 1209
ACYONIDAE Ameghino 1891, Rev. Arg. Hist. nat., 1: 147n (type genus: Acyon Ameghino 1887) (invalid because the name of the type genus has been suppressed under the plenary power). Opinion 1209