International Commission on Zoological Nomenclature:
OPINIONS and DIRECTIONS
International Commission on Zoological Nomenclature:
OPINIONS and DIRECTIONS
taxa names:
Pa
pabulinus Linnaeus 1761 [originally in Cimex], Fauna svec. (ed. 2): 253 (specific name of the type species of Lygocoris Reuter 1875) (Insecta, Hemiptera). Opinion 667
paca Linnaeus 1766 [originally in Mus], Systema Naturae, Ed. 12, vol. 1, p. 81 (specific name of the type species of Cuniculus Brisson 1762) (Mammalia, Rodentia). Opinion 1894
Pachnaeus Schoenherr 1826 (Coleoptera). ICZN 2024: Opinion 2505
Pachodynerus Saussure 1870, Rev. Mag. Zool., (2)22: 56 (gender: masculine) (type species: Odynerus californicus Saussure 1870, Rev. Mag. Zool., (2)22: 57) (ruled under the plenary power to be available from the date of publication by H. de Saussure) (Insecta, Hymenoptera). Opinion 893
Pachycephala Broun 1881, Man. N.Z. Col., 2: 672 (a junior homonym of Pachycephala Vigors 1825). Direction 44
Pachycephala Doleschall 1858, Natuurk. Tijdskr. Nederl. Ind., 17: 115 (a junior homonym of Pachycephala Vigors 1825). Direction 44
Pachycephala Fairmaire 1883, Ann. Soc. entomol. Belg., 27(2): 4 (a junior homonym of Pachycephala Vigors 1825). Direction 44
Pachycephala Klug 1834, Jahrb. Insectenk., 1: 4 (a junior homonym of Pachycephala Vigors 1825). Direction 44
Pachycephala Lioy 1864, Atti Ist. Veneto Sci. Lett. Arti, (3)9: 1343 (a junior homonym of Pachycephala Vigors 1825). Direction 44
Pachycephala Vigors 1825, Trans. linn. Soc. London, 14(3): 444 (gender: feminine) (type species, by original designation: Muscicapa pectoralis Latham 1801, Index orn., Suppl.: li) (Aves). Opinion 67
PACHYCEPHALOSAURIDAE Sternberg 1945, Journal of Paleontology, 19(5): 535 (type genus: Pachycephalosaurus Brown & Schlaikjer 1943) (Reptilia, Dinosauria). Opinion 1371
Pachycephalosaurus Brown & Schlaikjer 1943, Bulletin of the American Museum of Natural History, 82(5): 132 (gender: masculine) (type species, by original designation: Pachycephalosaurus grangeri Brown & Schlaikjer 1943, a junior subjective synonym of Troodon wyomingensis Gilmore 1931) (Reptilia, Dinosauria). Opinion 1371
Pachycephalus Stephens 1826, in Shaw, Gen. Zool. (Aves), 13(2): 267 (an unjustified emendation of Pachycephala Vigors 1825). Direction 44
Pachyceras Bayle 1878, Explic. Carte géol. France, 4 (Atlas): pl. 43 (conserved under the plenary power) (gender: neuter) (type species, by monotypy: Ammonites lalandeanus d’Orbigny 1848, Paléont. franç., Terr. jurass., 1: 477, pl. 175) (Cephalopoda). Opinion 437
Pachyceras Ratzeburg 1844, Die Ichneumonen, 1: Table facing p. 40, 217 (suppressed under the plenary power for the purposes of both the Principle of Priority and the Principle of Homonymy). Opinion 437
PACHYCERATIDAE Buckman 1918, Type Ammonites, 2: xiii (type genus: Pachyceras Bayle 1878) (Cephalopoda). Opinion 437
Pachycerianthus Roule 1904, Compte Rendu de l’Association Française pour l’Avancement des Sciences, 32me session (Angers, 1903), p. 793 (gender: masculine) (type species, by designation under the plenary power: Pachycerianthus multiplicatus Carlgren 1912) (Cnidaria). Opinion 1987
Pachychaeta Loew 1845 (Diptera). ICZN 2014: Opinion 2336
Pachychaetina Hendel 1907 (Diptera). ICZN 2014: Opinion 2336
Pachychoeta Bezzi 1895 (Diptera). ICZN 2014: Opinion 2336
pachydactyla Dana 1849 [originally in Candace], Proc. Amer. Acad. Arts Sci., 2: 23 (specific name of the type species of Candacia Dana 1846) (Crustacea, Copepoda). Opinion 733
Pachygnathus 1834 (gender: masculine), senior primary homonym of Pachygnathus Swainson 1839 (Opinion 29)
Pachygnathus Swainson 1939 (gender: masculine), suppressed as junior primary homonym of Pachygnathus 1834 (Opinion 29)
Pachygrapsus Randall 1840, J. Acad. nat. Sci. Philadelphia, 8: 126 (gender: masculine) (type species, by designation by Kingsley 1880 (Proc. Acad. nat. Sci. Philadelphia, 1880: 198): Pachygrapsus crassipes Randall 1840, J. Acad. nat. Sci. Philadelphia, 8: 127) (Crustacea, Decapoda). Opinion 712
Pachylemur Filhol 1874, (Mammalia). ICZN 2015: Opinion 2353
Pachylemur Lamberton 1948 (Mammalia). ICZN 2015: Opinion 2353
Pachylemur Palmer 1904 (Mammalia). ICZN 2015: Opinion 2353
Pachylops Fieber 1858, Wien. entomol. Monats., 2: 314 (gender: masculine) (type species, by monotypy: Capsus chloropterus Kirschbaum 1856, the invalid senior subjective synonym of Litosoma virescens Douglas & Scott 1865, the designation under the plenary power of Litosoma bicolor Douglas & Scott 1868 having been set aside under the plenary power) (Insecta, Hemiptera). Opinion 253, Opinion 1943
PACHYMERIDES Baerensprung 1860, Berlin. Entomol. Zeit., 4: 9 (type genus: Pachymerus Lepeletier & Serville 1825) (invalid because the name of the type genus is a junior homonym). Opinion 676
Pachymerium Koch 1847, in Herrich-Schäffer, L. (Ed.), Kritische Revision der Insecten-faune Deutschlands, vol. 3, p. 85 (gender: neuter), type species by monotypy Geophilus ferrugineus Koch 1835 (Chilopoda). Opinion 2218
Pachymerus Lepeletier & Serville 1825, Ency. méth., 10(1): 322 (a junior homonym of Pachymerus Thunberg 1805). Opinion 676
Pachynathus Swainson 1839 (gender: masculine), incorrect original spelling of Pachygnathus Swainson 1839 (gender masculine), latter genus suppressed under (l) below (Opinion 29)
Pachynematus Konow 1890, Deutsche Entomologische Zeitschrift, 1890(2): 233 & 238 (gender: masculine), type species by subsequent designation by Schmidt et al. (1998) Nematus trisignatus Förster 1854, with the endorsement that it is to be given precedence over Epitactus Förster 1854 whenever the two are considered to be synonyms (Insecta, Hymenoptera). Opinion 2280
Pachyodon Stutchbury 1842, Ann. Mag. nat. Hist., 8: 481 (a junior homonym of Pachyodon Meyer 1838). Opinion 292
Pachyramphus G.R. Gray in Gould 1839 (July) Birds. In: The zoology of the voyage of H.M.S. Beagle, under the command of Capt. Fitzroy, R.N., during the years 1832 to 1836, Darwin, C. (Ed.), part 9 [Part 3(3)]. Smith, Elder & Co., London, p. 50 (gender: masculine), type species by subsequent designation by G.R. Gray (1840) Psaris cuvierii Swainson 1821, a junior synonym of Tityra viridis Vieillot 1816 (Aves, Passeriformes). Opinion 2263
Pachyramphus Gould 1839 (January), Birds. In: The zoology of the voyage of H.M.S. Beagle, under the command of Capt. Fitzroy, R.N., during the years 1832 to 1836, Darwin, C. (Ed.), part 6 [Part 3(2)]. Smith, Elder & Co., London, pls. XIV and XV, suppressed under the plenary power for the purposes of both the Principle of Priority and the Principle of Homonymy (Aves, Passeriformes). Opinion 2263
PACHYRHYNCHINI (correction of PACHYRHYNCHIDES Schoenherr 1826, Curc. Disp. meth.: 88 (type genus: Pachyrhynchus Germar 1824) (Insecta, Coleoptera). Opinion 928
Pachyrhynchus Germar 1824, Ins. Spec. nov.: 336 (gender: masculine) (type species, by monotypy: Pachyrhynchus moniliferus Germar 1824, Ins. Spec. nov.: 336, pl. 1, fig. 2) (Insecta, Coleoptera). Opinion 928
Pachyrhynchus Wagler 1822, in Hahn, Vögel aus Asien, Africa, America & Neuholland (13): col. 6, text to pl. (suppressed under the plenary power for the purposes of both the Principle of Priority and the Principle of Homonymy). Opinion 928
pacifica Gmelin 1788 [originally in Certhia], in Linnaeus, Systema Naturae, Ed. 13, vol. 1, part 2, p. 470 (specific name of the type species of Drepanis Temminck 1820) (Aves). Opinion 610
pacifica Holmes 1895 [originally in Miersia], Proc. Calif. Acad. Sci., (2)4: 577 (specific name of the type species of Syncaris Holmes 1900) (Crustacea, Decapoda). Opinion 470
pacifica Solander 1786 [originally in Voluta], Cat. Portland Mus.: 190 (a nomen nudum). Opinion 479
pacificum Keferstein 1866 [originally in Phascolosoma], Nachrichten von der Königlichen Gesellschaft der Wissenschaften (und der Georg-Augusts-Universität), 1866(14): 221 (Sipuncula). Opinion 1532
pacivorus Lund 1839 (April) [originally in Speothos], Ann. Sci. nat., Paris (Zool.), (2)11: 224 (specific name of the type species of Speothos Lund 1839 [April]) (Mammalia). Opinion 384
Pactolus Leach 1815, Zool. Miscell., 2: 19 (suppressed under the plenary power for the purposes of the Principle of Priority but not for those of the Principle of Homonymy). Opinion 763
padi Linnaeus 1758 [originally in Aphis], Systema Naturae, Ed. 10, vol. 1, p. 451, to be interpreted, by direction under the plenary power, by reference to the description published for that nominal species by Schrank 1801 (Fauna boica, 2: 115) (Insecta, Hemiptera). Opinion 563
Paeckelmannia Licharew 1934, in Zittel, Grundzüge Paläont. (Russian ed.), 1 (Invert.): 509 (a junior objective synonym of Tornquistia Paeckelmann 1930). Opinion 367
Paessleria Michaelsen 1907, Ergebnisse der Hamburger Magalhaensischen Sammelreise, 8(5): 68 (gender: feminine) (type species, by monotypy: Paessleria magalhaensis Michaelsen 1907), ruled under the plenary power not to be given priority over Eudistoma Caullery 1909 whenever the two names are considered to be synonyms (Tunicata). Opinion 1865
pagelli Krøyer 1863 [originally in Anchorella], Naturh. Tidsskr., (3)2: 75-320 (specific name of the type species, by designation under the plenary power, of Alella Leigh-Sharpe 1925) (Crustacea, Copepoda). Opinion 1047
pagoda Millet 1826 [originally in Defrancia], Mém. linn. Soc. Paris, 5: 439, pl. 9, figs. la, b (specific name of the type species of Pleurotomoides Bronn 1831) (Gastropoda). Opinion 666
paguri Rathke 1843 [originally in Phryxus], Verh. kaiserl. Leopold.-Carolin. Akad. Naturf., 20(1): 57 (valid name at the date of Opinion 1229 of the type species of Athelges Gerstaecker 1862) (Crustacea, Isopoda). Opinion 1229
PAGURIDAE (correction by Samouelle 1819 (Entomol. useful Compendium: 91) of PAGURII) Latreille [1802], in Sonnini’s Buffon, Hist. nat. gén. partic. Crust. Ins., 3: 29 (type genus: Pagurus Fabricius 1775) (Crustacea, Decapoda). Opinion 472
PAGURII Latreille [1802], in Sonnini’s Buffon, Hist. nat. gén. partic. Crust. Ins., 3: 29 (type genus: Pagurus Fabricius 1775) (an incorrect original spelling for PAGURIDAE Latreille [1802]). Opinion 472
Paguristes Dana 1851, Proc. Acad. nat. Sci. Philadelphia, 5: 268, 269, 271 (gender: masculine) (type species, by designation by Stimpson 1858 (Proc. Acad. nat. Sci. Philadelphia, 1858: 235): Paguristes hirtus Dana 1851, Proc. Acad. nat. Sci. Philadelphia, 5: 272) (Crustacea, Decapoda). Opinion 712
PAGURISTINEN Boas 1924, Biol. Medd. K. Dansk. Vidensk. Selsk., Kbh., 4(4): 30 (type genus: Paguristes Dana 1851) (a vernacular (German) name). Opinion 472
Pagurus Berthold 1827, in Latreille, Nat. Fam. Thierr.: 255 (a nomen nudum). Opinion 472
Pagurus Fabricius 1775, Syst. Entomol.: 410 (gender: masculine) (type species, by designation by Latreille 1810 (Consid. gén. Anim. Crust. Arach. Ins.: 422, 100): Cancer bernhardus Linnaeus 1758, Systema Naturae, Ed. 10, vol. 1, p. 631, as interpreted by the lectotype designated by Forest & Holthuis 1955 (Bull. zool. Nomencl., 11: 312)) (Crustacea, Decapoda). Opinion 472
pagurus Linnaeus 1758 [originally in Cancer], Systema Naturae, Ed. 10, vol. 1, p. 627 (specific name of the type species of Cancer Linnaeus 1758) (Crustacea, Decapoda). Direction 36
Palaeaneilo Hall 1869, Prelim. Not. lamellibr. Shells (Part 2): 6 (an incorrect original spelling for Palaeoneilo Hall 1869). Opinion 215
Palaega Woodward 1870, Geological Magazine, 7: 496, ruled under the plenary power not to be given priority over Bathynomus Milne Edwards 1879 whenever the two names are considered to be synonyms (gender: feminine) (type species, by monotypy: Palaega carteri Woodward 1870) (Isopoda). Opinion 1668
Palaemon Fabricius 1798, Suppl. Entomol. syst.: 378, 402 (a junior homonym and a junior objective synonym of Palaemon Weber 1795). Opinion 564
Palaemon Weber 1795, Nomencl. entomol. Syst. Fabr.: 94 (gender: masculine) (type species, by direction under the plenary power: Palaemon adspersus Rathke 1837, Mém. Acad. imp. Sci. St. Pétersbourg, 3(3/4): 368) (Crustacea, Decapoda). Opinion 564
Palaemonella Dana 1852, Proc. Acad. nat. Sci. Philadelphia, 6: 17 (gender: feminine) (type species, by designation by Kingsley 1880 (Proc. Acad. nat. Sci. Philadelphia, 1879: 425): Palaemonella tenuipes Dana 1852, Proc. Acad. nat. Sci. Philadelphia, 6: 25) (Crustacea, Decapoda). Opinion 470
Palaemonetes Heller 1869, Z. wiss. zool., 19: 157, 161 (gender: masculine) (type species, by monotypy: Palaemon varians [Leach 1814], in Brewster’s Edinburgh Ency., 7(2): 432) (Crustacea, Decapoda). Opinion 470
Palaemonias Hay 1901, Proc. biol. Soc. Washington, 14: 179 (gender: masculine) (type species, by monotypy: Palaemonias ganteri Hay 1901, Proc. biol. Soc. Washington, 14: 180) (Crustacea, Decapoda). Opinion 470
PALAEMONIDAE (correction of PALEMONIA) Rafinesque 1815, Analyse Nature: 98 (type genus: Palaemon Webe 1795) (Crustacea, Decapoda). Opinion 564
Palaeochirogalus Grandidier 1899 (Mammalia). ICZN 2015: Opinion 2353
Palaeoneilo (emendation of Palaeaneilo) Hall 1869, Prelim. Not. lamellibr. Shells, Part 2: 6 (gender: feminine) (type species, by designation by Hal 1885 (Nat. Hist. New York (Pal.), 5(1) Lamellibr. 2: xxvii): Nuculites constricta Conrad 1842, J. Acad. nat. Sci. Philadelphia, 8: 249, pl. 15, fig. 8) (Bivalvia). Opinion 215
Palaeophoneus Lindström & Thorell 1884, C.R. Acad. Sci., Paris, 99: 984 (ruled under the plenary power to be an incorrect original spelling for Palaeophonus Lindström & Thorell 1884). Opinion 523
PALAEOPHONIDAE (correction by Fritsch 1904, of PALAEOPHONOIDAE) Thorell & Lindström 1885, K. svensk. Vetensk.-Akad. Handl. (n.s. [4]), 21(9): 9 (type genus: Palaeophonus Lindström & Thorell 1884) (Arachnida). Opinion 523
PALAEOPHONOIDAE Thorell & Lindström 1885, K. svensk. Vetensk.-Akad. Handl. (n.s.[4]), 21(9): 9 (type genus: Palaeophonus (emendation of Palaeophoneus) Lindström & Thorell 1884) (an incorrect original spelling for PALAEOPHONIDAE Thorell & Lindström 1885). Opinion 523
Palaeophonus (emendation of Palaeophoneus) Lindström & Thorell 1884, C.R. Acad. Sci., Paris, 99: 984 (gender: masculine) (type species, by monotypy: Palaeophoneus [sic] nuncius Lindström & Thorell 1884, C.R. Acad. Sci., Paris, 99: 984) (Arachnida). Opinion 523
Palaeopropithecus G. Grandidier 1899, Bulletin du Muséum National d’Histoire Naturelle, 5(7): 345 (gender: masculine) (type species, by monotypy: Palaeopropithecus ingens G. Grandidier 1899) (Mammalia, Primates). Opinion 1737
Palaeopsylla Wagner 1903, Hor. Soc. entomol. Ross., 36: 137 (gender: feminine) (type species, by designation under the plenary power: Palaeopsylla similis Dampf 1910, Schr. phys. ökon. Ges. Königsb., 51: 327, figs. 4, 5d) (Insecta, Siphonaptera). Opinion 373
Palaeoteuthis Roemer 1855, Palaeontographica, 4: 72 (a junior homonym of Palaeoteuthis d’Orbigny [1850]). Opinion 438
Palaeothentes Ameghino 1887, Bol. Mus. de la Plata, 1: 5 (gender: masculine) (type species, by designation by Clemens & Marshall 1976 (Fossilium Catalogus: American and European Marsupialia. W. Junk (The Hague), Pars 123: 72): Palaeothentes aratae Ameghino 1887, Bol. Mus. de la Plata, 1: 5) (Mammalia). Opinion 1241
PALAEOTHENTINAE Sinclair 1906, Rep. Princeton Univ. Exped. Patagonia, 4: 417 (type genus: Palaeothentes Ameghino 1887) ruled under the plenary power to be given precedence over the familygroup names ABDERITIDAE Ameghino 1889, GARZONIIDAE Ameghino 1891 and DECASTIDAE Ameghino 1893 whenever Palaeothentes Ameghino 1887 and Abderites Ameghino 1887, Garzonia Ameghino 1891 or Decastis Ameghino 1891 are placed in the same family-group taxon (Mammalia). Opinion 1241
Palaeotriton Fitzinger 1837, Ann. wien. Mus. Naturgesch., 2: 186 (suppressed under the plenary power for the purposes of the Principle of Priority but not for those of the Principle of Homonymy). Opinion 869
Palamopus E. Hitchcock 1845, Proceedings of the American Association of Geologists and Naturalists, 6: 24 (gender: masculine) (type species, by monotypy: Ornithichnites palmatus E. Hitchcock 1836) (Ichnotaxa, Reptilia?). Opinion 2182
Palamopus E. Hitchcock 1848, American Academy of Arts and Sciences Memoir (new series), 3: 217 (a junior homonym of Palamopus Hitchcock 1845) (Ichnotaxa, Reptilia?). Opinion 2182
Palemon Duméril [1805], Zool. analyt.: 339 (an unjustified emendation of Palaemon Fabricius 1798). Opinion 564
PALEMONIA Rafinesque 1815, Analyse Nature: 98 (type genus: Palaemon Weber 1795) (an incorrect original spelling for PALAEMONIDAE Rafinesque 1815). Opinion 564
PALEMONIDAE Randall 1839, J. Acad. nat. Sci. Philadelphia, 8: 141 (type genus: Palaemon Weber 1795) (an incorrect subsequent spelling for PALAEMONIDAE Rafinesque 1815). Opinion 564
Paleofavosites Twenhofel 1914, Geol. Surv. Canada, Mus. Bull. III, Geol. Ser., 19: 24 (gender: masculine) (type species, by original designation: Favosites asper d’Orbigny 1850, Prodrome de paléontologie stratigraphique universelle, 1: 49) (Anthozoa). Opinion 1059
PALICIDAE Rathbun 1898, Bull. Lab. nat. Hist. State Univ. Iowa, 4: 280 (type genus: Palicus Philippi 1838) (Crustacea, Decapoda). Opinion 712
Palicus Philippi 1838, Jahresber. Ver. Naturk. Cassel, 2: 11 (gender: masculine) (type species, by monotypy: Palicus granulatus Philippi 1838, Jahresber. Ver. Naturk. Cassel, 2: 11, valid name: Cymopolia caronii Roux 1830) (Crustacea, Decapoda). Opinion 712
Palicus Stål 1866, Hemipt. Afr., 4: 120 (a junior homonym of Palicus Philippi 1838). Opinion 712
Palinanalogodonta Holmberg 1917, Anales del Museo Nacional de Historia Natural de Buenos Aires, 28: 582 (suppressed under the plenary power for the purposes of both the Principle of Priority and the Principle of Homonymy) (Insecta, Hymenoptera). Opinion 2069
Palindeuteros Holmberg 1917, Anales del Museo Nacional de Historia Natural de Buenos Aires, 28: 583 (suppressed under the plenary power for the purposes of both the Principle of Priority and the Principle of Homonymy) (Insecta, Hymenoptera). Opinion 2069
Palindiestecodonta Holmberg 1917, Anales del Museo Nacional de Historia Natural de Buenos Aires, 28: 582 (suppressed under the plenary power for the purposes of both the Principle of Priority and the Principle of Homonymy) (Insecta, Hymenoptera). Opinion 2069
Palinostus Bate 1888, Rep. Voy. ‘Challenger’ (Zool.), 24: 56, 76, 85 (an incorrect original spelling for Palinosytus Bate 1888). Opinion 612
Palinosytus Bate 1888, Rep. Voy. ‘Challenger’ (Zool.), 24: ix, xxx, lxxv, 937 (a junior objective synonym of Jasus Parker 1883). Opinion 612
Palinurellus von Martens 1878, SitzBer. Ges. naturf. Freunde Berlin, 1878: 131 (gender: masculine) (type species, by monotypy: Palinurellus gundlachi von Martens 1878, SitzBer. Ges. naturf. Freunde Berlin, 1878: 131) (Crustacea, Decapoda). Opinion 519
PALINURIDAE (correction by Samouelle 1819, of PALINURINI) Latreille [1802], in Sonnini’s Buffon, Hist. nat. gén. partic. Crust. Ins., 3: 31 (type genus: Palinurus Weber 1795) (Crustacea, Decapoda). Opinion 519
PALINURINI Latreille [1802], in Sonnini’s Buffon, Hist. nat. gén. partic. Crust. Ins., 3: 31 (type
genus: Palinurus Weber 1795) (an incorrect original spelling for PALINURIDAE Latreille [1802], but available for a family-group taxon at a rank not having a prescribed termination). Opinion 519
Palinurus (emendation under the plenary power of Pallinurus) Weber 1795, Nomencl. entomol. Syst. Fabr.: 94 (gender: masculine) (type species, by monotypy: Astacus elephas Fabricius 1787, Mantissa Ins., 1: 331) (Crustacea, Decapoda). Opinion 519
Palinurus De Kay 1842, Zool. New York, 4: 118 (a junior homonym of Palinurus Weber 1795). Opinion 519
Palinurus Fabricius 1798, Suppl. Entomol. syst.: 376, 400 (a junior objective synonym and junior homonym of Palinurus Weber 1795). Opinion 519
Palinustus Milne Edwards 1880, Bull. Mus. comp. Zool., 8: 66 (gender: masculine) (type species, by monotypy: Palinustus truncatus Milne Edwards 1880, Bull. Mus. comp. Zool., 8: 66) (Crustacea, Decapoda). Opinion 519
pallassii Leach 1816 [originally in Cistena], Encycl. brit., Annulosa, Suppl. to eds. 4-6, 1: 452 (suppressed under the plenary power for the purposes of the Principle of Priority but not for those of the Principle of Homonymy). Opinion 1225
pallens Fabricius 1798 [originally in Lampyris] (Coleoptera). ICZN 2017: Opinion 2397
pallida Walckenaer 1837 [originally in Attus pulcher], Histoire naturelle des insectes aptères, Paris, 1: 439 (suppressed under the plenary power for the purposes of the Principle of Priority but not for those of the Principle of Homonymy). Opinion 1340
pallida Theobald 1907 [originally in Banksinella luteolateralis], A monograph of the Culicidae or mosquitoes, vol. 4, p. 470 (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 1775
pallida Rüppell & Leuckart 1830 [originally in Doris] or 1831, in Rüppell, Atlas zu der Reise im nördlichen Africa, p. 33, pl. 10, fig. 1 (senior subjective synonym of the specific name of Doris (Glossodoris) xantholeuca Ehrenberg 1831, the type species of Glossodoris Ehrenberg 1831) (Gastropoda). Opinion 1375
pallida Alder & Hancock 1842 [originally in Eolis], Ann. Mag. nat. Hist., 9: 35 (Gastropoda). Opinion 773
pallida ‘Harvey MS’ Thomson 1840 [originally in Janthina], Ann. Mag. nat. Hist., 5: 96 (Gastropoda). Opinion 989
pallidum Nitzsch 1818 [originally in Liotheum], Mag. Entomol. (Germar), 3: 299 (a junior objective synonym of gallinae Linnaeus 1758 [originally in Pediculus]). Opinion 628
pallidus Swainson [1837] [originally in Zosterops], in Lardner, The Cabinet of Natural History, p. 294 (Aves). Opinion 1859
Pallinurus Weber 1795, Nomencl. entomol. Syst. Fabr.: 94 (an incorrect original spelling for Palinurus Weber 1795). Opinion 519
pallipes Say 1823 [originally in Galeodes], Account of an expedition from Pittsburgh to the Rocky Mountains, performed in the years 1819 and ‘20, by order of the Hon. J.C. Calhoun, Sec’y of War: under the command of Major Stephen H. Long, vol. 2, p. 3, footnote, as defined by the neotype designated by Brookhart & Muma 1981, Florida Entomologist, 64: 292 (specific name of the type species of Eremobates Banks 1900) (Arachnida). Opinion 2050
pallipes Olivier 1792 [originally in Julus], Ency. méth., Ins., 7: 416 (suppressed under the plenary power for the purposes of the Principle of Priority but not for those of the Principle of Homonymy). Opinion 936
pallipes Gravenhorst 1802 [originally in Lathrobium], Coleoptera Microptera Brunsvicensia, p. 179 (Insecta, Coleoptera). Opinion 2139
pallipes Sharp 1889 [originally in Lathrobium], Annals and Magazine of Natural History, (6)3: 257, ruled under the plenary power to be not invalid by reason of being a junior primary homonym of L. pallipes Gravenhorst 1802 (Insecta, Coleoptera). Opinion 2139
pallipes Lucas [1846] [originally in Obisium], Exploration scientifique de l’Algérie pendant les années 1840, 1841, 1842, Zoologie, vol. 2, p. 277 (specific name of the type species of Olpium L. Koch 1873) (Arachnida). Opinion 1423
pallipes Wesmael 1835 [originally in Opius], Nouveaux Mémoires de l’Académie Royale des Sciences et Belles-Lettres de Bruxelles, 9: 118 (specific name of the type species of Opius Wesmael 1835) (Insecta, Hymenoptera). Opinion 1497
pallipes Fabricius 1781 [originally in Phryganea], Spec. Ins., 1: 388 (specific name of the type species of Silo Curtis 1833) (Insecta, Trichoptera). Opinion 654
palluma Molina 1782 [originally in Lacerta], Saggio sulla storia naturale del Chili, p. 217, as defined by the neotype, specimen BMNH 1946.8.29.84 in the collections of the Natural History Museum, London, designated under the plenary power (specific name of the type species of Phymaturus Gravenhorst 1837) (Reptilia). Opinion 2118
palmae Blackburn 1877 [originally in Dyscolus], Entomologist’s Monthly Magazine, 14: 147 (specific name of the type species of Metromenus Sharp 1884) (Insecta, Coleoptera). Opinion 2140
palmatum Herbst 1797 [originally in Phalangium] (Amblypygi). ICZN 2017: Opinion 2396
Palmar Schaefer 1949, Miscellanea Entomologica, Supplément: 167 (gender: feminine) (type species, by original designation: Buprestis festiva Linnaeus 1767) (Insecta, Coleoptera). Opinion 1825
palmarosae Lamarck 1822 [originally in Murex], Hist. nat. Anim. sans Vertèbr., 7: 161 (Gastropoda). Opinion 911
Palmatotriton Smith 1945, Ward’s Nat. Sci. Bull., 19(1): 4 (published without an ‘indication’). Opinion 425
palmatus E. Hitchcock 1836 [originally in Ornithichnites], American Journal of Science (series 1), 29: 324 (specific name of the type species of Palamopus Hitchcock 1845) (Ichnotaxa, Reptilia?). Opinion 2182
Palorbitolina Schroeder 1963, Neues Jahrbuch für Geologie und Paläontologie Abhandlungen, 117: 348 (gender: feminine) (type species, by monotypy: Madreporites lenticularis Blumenbach 1805) (Foraminiferida). Opinion 1587
palpalis Robineau-Desvoidy 1830 (26 June) [originally in Nemorhina] (Diptera). ICZN 2014: Opinion 2343
palpata Sulzer 1776 [originally in Gryllus (Tettigonia)], Abgekürzte Geschichte der Insecten nach dem Linnaeischen System, p. 83 (specific name of the type species of Dolichopoda Bolivar 1880) (Grylloptera). Opinion 1998
palpator Owen 1839 [originally in Hippolyte], Zool. Beechey’s Voy. ‘Blossom’: 89 (specific name of the type species of Heptacarpus Holmes 1900) (Crustacea, Decapoda). Opinion 470
Palpita Hübner 1808, Erste Zutr. Samml. exot. Schmett.: 5, 6 (included in a work rejected for nomenclatural purposes). Opinion 789
Paltopleuroceras Buckman 1898, Quart. J. geol. Soc. London, 54: 453 (a junior objective synonym of Pleuroceras Hyatt 1867). Opinion 324
Paludestrina d’Orbigny 1840. Voyage dans l’ Amérique méridionale [...] exécuté pendant les années 1826, 1827, 1828, 1829, 1830, 1831, 1832 et 1833, 5(3): Mollusques. P. 381 (suppressed under the plenary power for the purposes of the Principle of Priority but not for those of the Principle of Homonymy) (Gastropoda) Opinion 2202
PALUDESTRINIDAE Newton 1891, Systematic list of the Frederick E. Edwards collection of British Oligocene and Eocene mollusca in the British Museum (Natural History), with references to the type-specimens from similar horizons contained in other collections belonging to the geological department of the museum, p. 226 suppressed under the plenary power for the purposes of the Principle of Priority but not for those of the Principle of Homonymy (Gastropoda) Opinion 2202
Paludina Férussac 1812, Ann. Mus. Hist. nat., Paris, 19: 253 (a junior objective synonym of Viviparus Montfort 1810). Opinion 573
Paludina Lamarck 1812, [Extr. Cours Zool. Mus. Hist. nat., Paris: 117] (not made available in the work cited). Opinion 573
PALUDINIDAE Gray 1840, Synopsis Cont. Brit. Mus. (ed. 42): 117 and Man. Land & Freshwater Shells Brit. Isles (ed. 2): 79, 89 (type genus: Paludina Férussac 1812) (suppressed under the plenary power for the purposes of the Principle of Priority but not for those of the Principle of Homonymy). Opinion 573
paludinosus Cuvier 1829 [originally in Herpestes], Règne Anim. (ed. 2), 1: 158 (specific name of the type species of Atilax Cuvier 1826) (Mammalia). Opinion 384
paludosa Fabricius 1794 [originally in Tipula], Entomol. Syst., 4: 239 (suppressed under the plenary power for the purposes of both the Principle of Priority and the Principle of Homonymy). Opinion 1160
paludosa Meigen 1830 [originally in Tipula], Syst. Beschr. zweifl. Ins., 6: 289 (Insecta, Diptera). Opinion 1160
paludum Fabricius 1794 [originally in Gerris], Entomologia systematica emendata et aucta, vol. 4, p. 188, as defined by the lectotype designated by Andersen 1990, Steenstrupia, 16: 59 (Insecta, Heteroptera). Opinion 1741
palustre Müller 1774 [originally in Buccinum], Verm. terrestr. fluviat. Hist., 2: 131 (Gastropoda). Opinion 336
palustris Müller 1776 [originally in Binoculus], Zool. dan. Prodr.: 200 (a junior objective synonym of apus Linnaeus 1758 [originally in Monoculus]). Opinion 502
palustris Lesson 1831 [originally in Crocodilus], in Férussac, Bull. Sci. nat. Geol., 25: 121 (conserved under the plenary power) (Reptilia). Opinion 624
palustris Germar 1818 [originally in Cyphon], Magazin der Entomologie (Germar), 3: 238, (Insecta, Coleoptera). Opinion 2273
palustris Thomson 1855 [originally in Cyphon], Öfversigt af Kongliga Vetenskaps-Akademiens Förhandlingar, 12: 320, with the endorsement that it is not invalid by reason of being of a junior primary homonym of palustris Germar 1818, as published in the binomen Cyphon palustris (Insecta, Coleoptera). Opinion 2273
palustris Müller 1776 [originally in Podura], Zool. dan. Prodr.: 184 (specific name of the type species of Isotomurus Börner 1903) (Insecta, Collembola). Opinion 291
Pamera Say 1831, Descr. n. sp. Het. Hemipt. N. Amer., New Harmony, Indiana: 15 (suppressed under the plenary power for the purposes of the Principle of Priority but not for those of the Principle of Homonymy). Opinion 676
PAMPHAGIDAE Burmeister 1840, Z. Entomol. (Germar), 2(1): 45, 46 (type genus: Pamphagus Thunberg 1815) (Insecta, Orthoptera). Opinion 969
PAMPHAGODIDAE I. Bolívar 1916 (Insecta, Orthoptera): proposed precedence of CHARILAIDAE Dirsh 1953 not granted. ICZN 2012: Opinion 2309 (Case 3429)
Pamphagus Thunberg 1815, Mém. Acad. Sci. St. Pétersbourg, 5: 217, 260 (gender: masculine)(type species, conserved under the plenary power, by designation by Kirby 1910 (Syn. Cat. Orth., 3: 352): Gryllus Locusta elephas Linnaeus 1758, Systema Naturae, Ed. 10, vol. 1, p. 431) (Insecta, Orthoptera). Opinion 969
Pan, ruled under the plenary power to be a generic name and available as from Oken 1816, Lehrbuch der Naturgeschichte, 3 (Zoologie): 1230 (gender: masculine) (type species, by designation under the plenary power: Simia troglodytes Blumenbach 1775, De generis humani varietate nativa, p. 37) (Mammalia). Opinion 1368, Corrigenda in Bulletin of Zoological Nomenclature, 45: 304
pan Fabricius 1775 [originally in Scarabaeus], Syst. Entomol.: 5 (valid name of the type species of Enema Hope 1837 for those who consider Scarabaeus enema Fabricius 1787 a variety of S. pan) (Insecta, Coleoptera). Opinion 353
panamansis Dunn 1933 [originally in Hyloxalus], Occasional Papers of the Boston Society of Natural History, 8: 69 (Amphibia) Opinion 2195
panamensis Dunn 1940 [originally in Hyloxalus], Proceedings of the Academy of Natural Sciences of Philadelphia, 92: 109 (an unjustified emendation of Hyloxalus panamansis Dunn 1933) (Amphibia) Opinion 2195.
PANAPHIDINI Oestlund 1922, Rep. Minn. St. Entomol., 22: 135 (type genus: Panaphis Kirkaldy 1904) (Insecta, Hemiptera). Opinion 1358
Panaphilus Dejean 1821, Cat. Coléopt. (ed. 1): 92 (suppressed under the plenary power for the purposes of the Principle of Priority but not for those of the Principle of Homonymy). Opinion 982
Panaphis Kirkaldy 1904, Entomologist, 37: 279 (gender: feminine) (type species, by monotypy: Aphis juglandis Goeze 1778, Entomol. Beyträge, 2: 311) (Insecta, Hemiptera). Opinion 1358
Pandalina Calman 1899, Ann. Mag. nat. Hist., (7)3: 37 (gender: feminine) (type species, by monotypy: Pandalus brevirostris Rathke 1843, Nova Acta Acad. Caes. Leop. Carol., 20(1): 17) (Crustacea, Decapoda). Opinion 470
Pandalopsis Bate 1888, Rep. Voy. ‘Challenger’ (Zool.), 24: 627, 671 (gender: feminine) (type species, by monotypy: Pandalopsis amplus Bate 1888, Rep. Voy. ‘Challenger’ (Zool.), 24: 671) (Crustacea, Decapoda). Opinion 559
Pandalus [Leach 1814], in Brewster’s Edinburgh Ency., 7(2): 432 (gender: masculine) (type species, by monotypy: Pandalus montagui [Leach 1814], in Brewster’s Edinburgh Ency., 7(2): 432) (Crustacea, Decapoda). Opinion 104, Direction 47
Pandalus Leach [1815], Malac. podophth. Brit. (2): expl. pl. 40 (a junior homonym of Pandalus [Leach 1814]). Direction 47
Pandalus Leach 1815, Trans. linn. Soc. London, 11(2): 346 (a junior homonym of Pandalus [Leach 1814]). Direction 47
Pandion Savigny 1809, Descr. Egypte, 1(1) (Ois.): 69, 95 (gender: masculine) (type species, by monotypy and through Opinion 67 and Article 67e (1961 Code): Falco haliaetus Linnaeus 1758, Systema Naturae, Ed. 10, vol. 1, p. 91) (Aves). Opinion 67, Direction 43
pandora Fabricius 1805 [originally in Anthrax], Systema antliatorum secundum ordines genera, species, adjectis synonymis, locis, observationibus, descriptionibus, p. 121 (specific name of the type species of Exoprosopa Macquart 1840) (Insecta, Diptera). Opinion 1632
pandora [Denis & Schiffermüller] 1775 [originally in Papilio], Ankündung syst. Werkes Schmett. Wien. Gegend: 176 (Insecta, Lepidoptera). Direction 96
Pandoriana Warren 1942, Entomologist, 75: 245, 246 (gender: feminine) (type species, by original designation: Papilio maja Cramer [1775], Uitl. Kapellen, 1(3): 39, pl. 25, figs. B, C) (Insecta, Lepidoptera). Direction 96
Pandorigenus [Renier] [1807], [Tav. serv. Class. Conn. Anim.]: Tav. VII (included in a work rejected for nomenclatural purposes). Opinion 427
pangia Hamilton 1822 [originally in Cobitis], An account of the fishes found in the river Ganges and its branches, p. 355 (senior objective synonym of the specific name of Cobitis cinnamomea McClelland 1839, the type species of Pangio Blyth 1860) (Osteichthyes, Cypriniformes). Opinion 1695
Pangio Blyth 1860, Journal of the Asiatic Society of Bengal, 29: 169 (gender: feminine) (type species, by monotypy: Cobitis cinnamomea McClelland 1839, an unnecessary replacement name for Cobitis pangia Hamilton 1822) (Osteichthyes, Cypriniformes). Opinion 1695
paniculata Duchassaing & Michelotti 1860 [originally in Rusea], Memorie della Reale Accademia della Scienze di Torino, (2)19: 294 (specific name of the type species of Riisea Duchassaing & Michelotti 1860) (Anthozoa). Opinion 1895
paniscus Linnaeus 1758, Systema Naturae [originally in Simia], Ed. 10, vol. 1, p. 26 (specific name of the type species of Ateles Geoffroy Saint-Hilaire 1806) (Mammalia). Direction 22
Panlepisma Silvestri 1940 (Zygentoma). ICZN 2018: Opinion 2427
Panope Ménard de la Groye 1807, Mémoire sur un nouveau genre de coquille bivalve-equivalve ..., p. 31 (suppressed under the plenary power for the purposes of the Principle of Priority but not for those of the Principle of Homonymy) (Bivalvia). Opinion 1414
Panopea Ménard de la Groye 1807, Annales du Muséum National d’Histoire Naturelle. Paris, 9: 135 (gender: feminine) (type species, by subsequent designation by Children 1823, Quarterly Journal of Science, Literature and the Arts, 14: 84: Panopea aldrovandi Ménard de la Groye 1807, a junior subjective synonym of Mya glycimeris Born 1778) (Bivalvia). Opinion 1414
Panopeigenus [Renier] [1807], [Tav. serv. Class. Conn. Anim.]: Tav. VII (included in a work rejected for nomenclatural purposes). Opinion 427
Panopeus Milne Edwards 1834, Hist. nat. Crustacés, 1: 403 (type species, by designation under the plenary power: Panopeus herbstii Milne Edwards 1834, Hist. nat. Crustacés, 1: 403) (Crustacea, Decapoda). Opinion 1282
Panoplax Stimpson [1871], Bull. Mus. comp. Zool., 2 (No. 2): 151 (gender: feminine) (type species, by monotypy: Panoplax depressa Stimpson [1871], Bull. Mus. comp. Zool., 2 (No. 2): 151) (Crustacea, Decapoda). Opinion 85, Direction 37
Panoplites Blanchard 1901, J. trop. Med. Hyg., 4: 235; id., 1901, Mon. Culic., 2: 173 (a junior homonym of Panoplites Gould [1854]). Opinion 550
Panoplites Gould [1854], Mon. Trochilidae, 2: text to pls. 110-112 (a junior objective synonym of Boissonneaua Reichenbach [1854]). Opinion 550
Panoplites Reichensperger 1923, Mitt. schweiz. entomol. Ges., 13: 321 (a junior homonym of Panoplites Gould [1854]). Opinion 550
panoptes Storr 1980 [originally in Varanus], Records of the Western Australian Museum, 8(2): 273, as defined by the holotype (catalogue no. R44792 in the Western Australian Museum, Perth) (Reptilia, Squamata). Opinion 1948
panopus Cramer [1779] [originally in Sphinx], Uitl. Kapellen, 3: 50, pl. 124, figs. A, B (specific name of the type species of Amplypterus Hübner [1819]) (Insecta, Lepidoptera). Opinion 275
Pantelochroma Holmberg 1917, Anales del Museo Nacional de Historia Natural de Buenos Aires, 28: 578 (suppressed under the plenary power for the purposes of both the Principle of Priority and the Principle of Homonymy) (Insecta, Hymenoptera). Opinion 2069
Pantelomelas Holmberg 1917, Anales del Museo Nacional de Historia Natural de Buenos Aires, 28: 567 (suppressed under the plenary power for the purposes of both the Principle of Priority and the Principle of Homonymy) (Insecta, Hymenoptera). Opinion 2069
Pantelostilpnos Holmberg 1917, Anales del Museo Nacional de Historia Natural de Buenos Aires, 28: 566 (suppressed under the plenary power for the purposes of both the Principle of Priority and the Principle of Homonymy) (Insecta, Hymenoptera). Opinion 2069
Panterythromera Holmberg 1917, Anales del Museo Nacional de Historia Natural de Buenos Aires, 28: 579 (suppressed under the plenary power for the purposes of both the Principle of Priority and the Principle of Homonymy) (Insecta, Hymenoptera). Opinion 2069
Panthera, ruled under the plenary power to be a generic name and available as from Oken 1816, Lehrbuch der Naturgeschichte, 3 (Zoologie): 1052 (gender: feminine) (type species, by designation under the plenary power : Felis pardus Linnaeus 1758, Systema Naturae, Ed. 10, vol. 1, pp. 41, 42) (Mammalia). Opinion 1368
pantherina Linnaeus 1758 [originally in Musca], Systema Naturae, Ed. 10, vol. 1, p. 590 (specific name of the type species of Nemotelus Geoffroy 1762) (Insecta, Diptera). Opinion 441
Pantomus Milne Edwards 1883, Rec. Fig. Crust. nouv. peu conn.: pl. 26, fig. 1 (gender: masculine) (type species, by monotypy: Pantomus parvulus Milne Edwards 1883, Rec. Fig. Crust. nouv. peu conn.: pl. 26, fig. 1) (Crustacea, Decapoda). Opinion 470
Panulirus White 1847, List Crust. Coll. Brit. Mus.: 69 (gender: masculine) (type species, by designation by Holthuis 1956 (Bull. zool. Nomencl., 12: 55): Palinurus japonicus Siebold 1824, Hist. nat. Japon.: 15) (Crustacea, Decapoda). Opinion 507
Paolia Smith 1871, American Journal of Science and Arts, (3)1: 44 (gender: feminine) (type species, by monotypy: Paolia vetusta Smith 1871) (Insecta, Protorthoptera). Opinion 1705
papalis Linnaeus 1758 [originally in Voluta], Systema Naturae, Ed. 10, vol. 1, pp. 732, 733 (Gastropoda). Opinion 885
papatasi Scopoli 1786 [originally in Bibio], Delic. Flor. Faun. insubr., 1: 55 (specific name of the type species of Phlebotomus (emendation of Flebotomus) Rondani 1840) (Insecta, Diptera). Opinion 256
Paphia Fabricius 1807, Mag. f. Insektenk. (Illiger), 6: 282 (a junior homonym of Paphia [Röding] 1798). Opinion 577
paphia Linnaeus 1758 [originally in Papilio], Systema Naturae, Ed. 10, vol. 1, p. 481 (specific name of the type species of Argynnis Fabricius 1807) (Insecta, Lepidoptera). Direction 2
Papias Godman [1900], in Godman & Salvin, Biol. centr.-amer., Lep. Rhop., 2: 559 (gender: masculine) (type species, by designation under the plenary power: Pamphila integra Mabille 1891, Bull. C.R. Soc. entomol. Belg., 35: clxix) (Insecta, Lepidoptera). Opinion 829
Papilio Linnaeus 1758, Systema Naturae, Ed. 10, vol. 1, p. 458 (gender: masculine) (type species, by designation by Latreille 1810 (Consid. gén. Anim. Crust. Arach. Ins.: 440, 350): Papilio machaon Linnaeus 1758, Systema Naturae, Ed. 10, vol. 1, p. 462) (Insecta, Lepidoptera). Opinion 278
papilio Link 1807 [originally in Voluta], Beschr. nat. Samml. Univ. Rostock (3): 127, ruled under the plenary power to be given precedence over the specific name leucostoma Gmelin 1791, as published in the binomen Voluta leucostoma, whenever the two names are considered synonyms (Gastropoda). Opinion 1292
papillaris Müller 1774 [originally in Helix] (Gastropoda). ICZN 2015: Opinion 2355; (specific name not conserved) ICZN 2007: Opinion 2176 (Case 3319)
papilionaria Linnaeus 1758 [originally in Phalaena], Systema Naturae, Ed. 10, vol. 1, p. 522 (specific name of the type species of Geometra Linnaeus 1758) (Insecta, Lepidoptera). Opinion 450
PAPILIONIDA [Leach 1815], in Brewster’s Edinburgh Ency., 9(1): 127 (type genus: Papilio Linnaeus 1758) (an incorrect subsequent spelling for PAPILIONIDAE Latreille [1802], in Sonnini’s Buffon, Hist. nat. gén. partic. Crust. Ins., 3: 387). Direction 99,
papillosa Houttuyn [1787] [originally in Rana], Anim. Mus. Houtt. Index: 19 (included in a work suppressed under the plenary power for nomenclatural purposes). Opinion 380
papillosus Linnaeus 1761 [originally in Limax], Fauna svec. (ed. 2): 508 (specific name of the type species of Aeolidia Cuvier 1797) (Gastropoda). Opinion 779
Papio Erxleben 1777, Syst. regni anim., 1: 15 (gender: masculine) (type species, by designation under the plenary power: Cynocephalus papio Desmarest 1820, Encycl. méth., Mammifères, 1: 69) (Mammalia). Opinion 1199
Papio Müller 1773, Vollst. Natursystem: 118, and all uses prior to the publication of Papio Erxleben 1777, Syst. regni anim., 1: 15 (suppressed under the plenary power for the purposes of both the Principle of Priority and the Principle of Homonymy). Opinion 1199
papio Desmarest 1820 [originally in Cynocephalus], Encycl. méth., Mammifères, 1: 69 (specific name of the type species of Papio Erxleben 1777) (Mammalia). Opinion 1199
papulosum Martyn 1784 [originally in Buccin[um]], Univ. Conch., 2: fig. 54 (conserved under the plenary power) (valid name at the date of Opinion 479 of the type species of Struthiolaria Lamarck 1816) (Gastropoda). Opinion 479
papulosus Stimpson [1871] [originally in Carpoporus], Bull. Mus. comp. Zool., 2 (No. 2): 139 (specific name of the type species of Carpoporus Stimpson [1871]) (Crustacea, Decapoda). Direction 36
papyraceus Sowerby 1822 [originally in Pecten], Min. Conch., 4: 75 (Brachiopoda). Opinion 224
Parabelopeltis Naef 1921, Mitteilungen aus der Zoologischen Station zu Neapel, 22: 534 (gender: feminine) (type species, by monotypy: Geoteuthis flexuosa Münster 1843) (Cephalopoda, Coleoidea). Opinion 1914
parabola Barrande 1846 [originally in Phacops], Nouv. Trilob. (Supp. Not. prélim. Syst. silur. Trilob. Bohême): 6, 7 (specific name of the type species of Phillipsinella Novák 1886) (Trilobita). Opinion 476
Parabolina Salter 1849, Mem. geol. Surv. U.K., Figures Descr. brit. Org. rem., Decade 2: 2, pl. ix (gender: feminine) (type species, by monotypy: Entomostracites spinulosus Wahlenberg [1818], Nova Acta K. vet.-Soc. Upsala, 8: 38) (Trilobita). Opinion 496
Paracalyptrophora Kinoshita 1908, Journal of the College of Science, Imperial University, Tokyo, Japan, 23(12): 58, 63 (gender: feminine) (type species, by subsequent designation by Cairns & Bayer 2004, Proceedings of the Biological Society of Washington, 117(1): 174-199: Calyptrophora kerberti Versluys 1906) (Coelenterata). Opinion 2122
Paracambarus Ortmann 1906, Proc. Washington Acad. Sci., 8: 1 (gender: masculine) (type species, by monotypy: Cambarus (Paracambarus) paradoxus Ortmann 1906, Proc. Washington Acad. Sci., 8: 1, 3) (Crustacea, Decapoda). Opinion 519
Paracleius Bigot 1859, Annales de la Société Entomologique de France, (3)7: 215, 227 (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 2087
Paracolletes Smith 1853, Catalogue of hymenopterous insects in the collection of the British Museum, part 1, p. 6 (gender: masculine) (type species, by monotypy: Paracolletes crassipes Smith 1853) (Insecta, Hymenoptera). Opinion 1713
PARACOLLETIDAE Cockerell 1934, Australian Zoologist, 8(1): 6 (type genus: Paracolletes Smith 1853), ruled under the plenary power that this name and other family-group names based on Paracolletes are to be given precedence over NEOPASIPHAEIDAE Cockerell 1930 and other family-group names based on Neopasiphae Perkins 1912 whenever their type genera are placed in the same family-group taxon (Insecta, Hymenoptera). Opinion 1713
Paracrangon Dana 1852, Proc. Acad. nat. Sci. Philadelphia, 6: 16, 20 (gender: feminine) (type species, by monotypy: Paracrangon echinatus Dana 1852, Proc. Acad. nat. Sci. Philadelphia, 6: 20) (Crustacea, Decapoda). Opinion 470
Paracyclois Miers 1886, Rep. Voy. ‘Challenger’ (Zool.), 17 (No. 2): 288 (gender: feminine) (type species, by monotypy: Paracyclois milneedwardsii Miers 1886, Rep. Voy. ‘Challenger’ (Zool.), 17 (No. 2): 289) (Crustacea, Decapoda). Opinion 73
Paracymus Thomson 1867, Skand. Coleopt., 9: 119 (gender: masculine) (type species, by monotypy: Hydrophilus aeneus Germar 1824, Ins. Spec. nov., 1: 96) (Insecta, Coleoptera). Opinion 583
Paracynictis Pocock 1916, Ann. Mag. nat. Hist., (8)17: 177 (gender: feminine) (type species, byoriginal designation: Cynictis selousi de Winton 1896, Ann. Mag. nat. Hist., (6)18: 469) for use by those who consider on taxonomic grounds that Paracynictis Pocock is distinct from Cynictis Ogilby 1833 (Mammalia). Opinion 384
Paradisaea Linnaeus 1758, Systema Naturae, Ed. 10, vol. 1, p. 110 (gender: feminine), type species Paradisaea apoda Linnaeus 1758 by subsequent designation of G.R. Gray (1840), ruled under the plenary power to be the correct original spelling (Aves). Opinion 2294
PARADISAEIDAE Swainson 1825, The Zoological Journal, 1: 480, type genus Paradisaea Linnaeus 1758 (Aves). Opinion 2294
Paradisea Linnaeus 1758, Systema Naturae, Ed. 10, vol. 1, p. 110 (gender: feminine), ruled under the plenary power to be an incorrect original spelling of Paradisaea (Aves). Opinion 2294
PARADISEIDAE Swainson 1825, The Zoological Journal, 1: 479, an incorrect spelling of PARADISAEIDAE Swainson 1825 (Aves). Opinion 2294.
paradiseus Linnaeus 1758 [originally in Polynemus], Systema Naturae, Ed. 10, vol. 1, p. 317 (specific name of the type species of Polynemus Linnaeus 1758) (Osteichthyes). Direction 57
paradiseus Swainson 1825 [originally in Ptiloris], Zool. J., 1(4): 481 (specific name of the type species of Ptiloris Swainson 1825) (Aves). Direction 43
paradoxa Rambur 1837 [originally in Heterogynis], Annales de la Société Entomologique de France, 5: 585 (specific name of the type species of Heterogynis Rambur 1837) (Insecta, Lepidoptera). Opinion 1445
paradoxa Pallas 1773 [originally in Tetrao], Reise russ. Reichs, 2: 712 (specific name of the type species of Syrrhaptes Illiger 1811) (Aves). Direction 43
PARADOXIDEN Emmrich 1844, Zur Naturgesch. Trilobiten: 17 (type genus: Paradoxides Brongniart 1822) (invalid because based on a misidentified type genus). Opinion 496
Paradoxides Brongniart 1822, in Brongniart & Desmarest, Hist. nat. Crust. foss.: 31 (gender: masculine) (type species, by designation by Barrande 1852 (Syst. silur. Centre Bohême, 1: 362): Entomostracites paradoxissimus Wahlenberg [1818], Nova Acta K. vet.-Soc. Upsala, 8: 34, as interpreted by the lectotype designated by Poulsen 1956 (Bull. zool. Nomencl., 12: 8)) (Trilobita). Opinion 496
PARADOXIDES Hawle & Corda 1847, Prodrom Mon. böhm. Trilob.: 11 (also published in 1848 in Abh. Königl.-böhm. Ges. Wiss., (5)5: 127) (type genus: Paradoxides Brongniart 1822) (an incorrect original spelling for PARADOXIDIDAE Hawle & Corda 1847). Opinion 496
Paradoxides Motschulsky 1851, Bull. Soc. imp. Nat. Moscou, 24(2): 510 (a junior homonym of Paradoxides Brongniart 1822). Opinion 496
PARADOXIDIDAE (correction of PARADOXIDES) Hawle & Corda 1847, Prodrom Mon. böhm. Trilob.: 11 (also published in 1848 in Abh. Königl.-böhm. Ges. Wiss., (5)5: 127) (type genus: Paradoxides Brongniart 1822) (Trilobita). Opinion 496
paradoxissimus Wahlenberg [1818] [originally in Entomostracites], Nova Acta K. vet.-Soc. Upsala, 8: 34, as interpreted by the lectotype designated by Poulsen 1956 (Bull. zool. Nomencl., 12: 8) (specific name of the type species of Paradoxides Brongniart 1822) (Trilobita). Opinion 496
Paradoxites Goldfuss 1843, Neues Jahrb. Min., 1843: 347 (an unjustified emendation of Paradoxides Brongniart 1822). Opinion 496
Paradoxotetartos 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
PARADOXURINA Gray [1865], Proc. zool. Soc. London, 1864: 508, 526 (type genus: Paradoxurus Cuvier 1821) (an incorrect original spelling for PARADOXURINAE Gray [1865]). Direction 53
PARADOXURINAE (correction by Gill 1872 (Smithson. misc. Coll., 230: 4, 61) of PARADOXURINA) Gray [1865], Proc. zool. Soc. London, 1864: 508, 526 (type genus: Paradoxurus Cuvier 1821) (Mammalia). Direction 53
Paradoxurus Cuvier 1821, in Geoffroy Saint-Hilaire & Cuvier, Hist. nat. Mammif., 2(24): ‘Martre des Palmiers’ 5 et Tab. 1 (gender: masculine) (type species, by indication under Article 68(c): Paradoxurus typus Cuvier 1821, in Geoffroy Saint-Hilaire & Cuvier, Hist. nat. Mammif., 2(24): ‘Martre des Palmiers’ 5 et Tab. 1, valid name: Viverra hermaphroditus Pallas [1777]) (Mammalia). Opinion 384
paradoxus Ortmann 1906 [originally in Cambarus (Paracambarus)], Proc. Washington Acad. Sci., 8: 1, 3 (specific name of the type species of Paracambarus Ortmann 1906) (Crustacea, Decapoda). Opinion 519
paradoxus Daudin 1800 [originally in Corvus], Traité élémentaire et complet d’ornithologie, ou histoire naturelle des oiseaux, vol. 2. 473 pp, pls. 9–27. Bertrandet, Paris. p. 246, pl. 16, specific name of the type species of Anthochaera Vigors & Horsfield 1827 (Aves). Opinion 2284
paradoxus Linnaeus 1759 [originally in Entomolithus], K. Vetensk.-Akad. Handl., Stockholm, 20: 19, fig. 1 (suppressed under the plenary power for the purposes of the Principle of Priority but not for those of the Principle of Homonymy). Opinion 496
paradoxus Latreille [1802] [originally in Tridactylus], in Sonnini’s Buffon, Hist. nat. gén. partic. Crust. Ins., 3: 276 (specific name of the type species of Tridactylus Olivier 1789) (Insecta, Orthoptera). Direction 5
Paragalene Kossmann 1878, Arch. Naturgesch., 44 (No. 1): 253 (gender: feminine) (type species, by monotypy: Paragalene neapolitana Kossmann 1878, Arch. Naturgesch., 44 (No. 1): 254) (Crustacea, Decapoda). Opinion 85, Direction 37
Paraglaucoma Warren 1932, Ann. Natal Mus., 7(1): 11 (a junior homonym of Paraglaucoma Kahl 1926). Opinion 915
Paragordius Camerano 1897, Zool. Anz., 20: 227 (gender: masculine) (type species, by designation by Stiles & Hassall 1905 (Bull. U.S. Bur. Anim. Ind., 79: 127): Gordius varius Leidy 1851, Proc. Acad. nat. Sci. Philadelphia, 5: 262, 263) (Nematomorpha). Opinion 66, Direction 76
paragracilis Micoletzky 1922 [originally in Chitinotylenchus], Arch. Naturges., A 87: 547, 575 (specific name of the type species of Chitinotylenchus Micoletzky 1922) (Nematoda). Opinion 1184
Paralastor Saussure 1856, Et. Fam. Vesp., 3: 328 (gender: masculine) (type species: Alastor tuberculatus Saussure 1853, Et. Fam. Vesp., 1: 253) (ruled under the plenary power to be available from the date of publication by H. de Saussure) (Insecta, Hymenoptera). Opinion 893
Paralastoroides Saussure 1856, Et. Fam. Vesp., 3: 328 (an objective synonym of Alastoroides Saussure 1856, rejected under the plenary power in favour of Alastoroides Saussure 1856 and placed on the Official Index of Specific Names in Zoology) (ruled under the plenary power to be available from the date of publication by H. de Saussure). Opinion 893
Paralatreutes Kemp 1925, Rec. Indian Mus., 27: 334 (gender: masculine) (type species, by monotypy: Paralatreutes bicornis Kemp 1925, Rec. Indian Mus., 27: 334) (Crustacea, Decapoda). Opinion 470
Paralces Allen 1902, Bull. amer. Mus. nat. Hist., 16: 160 (a junior objective synonym of Alces Gray 1821). Direction 24
Paralictus Robertson 1901, Canadian Entomologist, 33: 229 (gender: masculine) (type species, by original designation: Halictus cephalicus Robertson 1892, a junior homonym of Halictus cephalicus Morawitz 1873 and replaced by Halictus cephalotes Dalla Torre 1896), ruled under the plenary power not to be given priority over Dialictus Robertson 1902 or Chloralictus Robertson 1902 whenever it is considered to be a synonym of them (Insecta, Hymenoptera). Opinion 1882
parallela Hall 1860 [originally in Goniatites oweni var.], Ann. Rep. New York State Cab. nat. Hist., 13: 100, 101, text figs. 13, 14 (specific name of the type species of Muensteroceras (emendation of Munsteroceras) Hyatt 1884) (Cephalopoda). Opinion 391
parallelus Wiedemann 1830 [originally in Dacus], Aussereuropäische zweiflügelige Insekten, vol. 2, p. 515, as defined by the lectotype designated by Zucchi 1979, Revista Brasileira de Entomologia, 23: 263, all prior designations of lectotype having been set aside under the plenary power (Insecta, Diptera). Opinion 1558
parallelus Zetterstedt 1821 [originally in Gryllus], Orth. svec.: 85 (Insecta, Orthoptera). Opinion 609
parallelus Say 1821 [originally in Planorbis], J. Acad. nat. Sci. Philadelphia, 2: 164 (Gastropoda). Opinion 336
Paranephrops White 1842, Gray’s Zool. Miscell. (5): 78 (gender: masculine) (type species, by monotypy: Paranephrops planifrons White 1842, Gray’s Zool. Miscell. (5): 79) (Crustacea, Decapoda). Opinion 519
PARAONIDAE Cerruti 1909, Mitt. zool. Stn. Neapel, 19: 503 (type genus: Paraonis Grube 1873) ruled under the plenary power to be given precedence over LEVINSENIIDAE Mesnil & Caullery 1898 whenever Paraonis Grube and Levinsenia Mesnil 1897 are placed in the same family-group taxon (Polychaeta). Opinion 1139
Paraonis Grube 1873, Jber. schles. Ges. vaterl. Kult., 50: 57 (gender: feminine) (type species, by designation under the plenary power: Aonides fulgens Levinsen 1884, Videnskab. Medd. naturh. Forening København for 1883: 101-103) (Polychaeta). Opinion 1139
Parapandalus Borradaile 1899, in Willey, Zool. Res. (4): 411 (gender: masculine) (type species, by designation by Alcock 1901 (Descr. Cat. Indian Deep-Sea Crust. Decap. Macr. Anom.: 94): Pandalus (Parapandalus) serratifrons Borradaile 1899, in Willey, Zool. Res. (4): 411, valid name: Plesionika spinipes Bate 1888) (Crustacea, Decapoda). Opinion 470
Parapanope de Man 1895, Zool. Jahrb., Jena (Syst.), 8: 513 (gender: feminine) (type species, by monotypy: Parapanope euagora de Man 1895, Zool. Jahrb., Jena (Syst.), 8: 514) (Crustacea, Decapoda). Opinion 85, Direction 37
Parapasiphaë Smith 1884, Rep. U.S. Comm. Fish, 10: 383 (gender: feminine) (type species, by designation by Fowler 1912 (Ann. Rep. New Jersey State Mus., 1911: 547): Parapasiphaë sulcatifrons Smith 1884, Rep. U.S. Comm. Fish, 10: 384) (Crustacea, Decapoda). Opinion 470
PARAPENAEINA Wood-Mason & Alcock 1891, Ann. Mag. nat. Hist., (6)9: 271 (type genus: Parapenaeus Smith 1885) (an incorrect original spelling for PARAPENAEINAE Wood-Mason & Alcock 1891). Opinion 611
PARAPENAEINAE (correction of PARAPENAEINA) Wood-Mason & Alcock 1891, Ann. Mag. nat. Hist., (6)9: 271 (type genus: Parapenaeus Smith 1885) (Crustacea, Decapoda). Opinion 611
Parapenaeopsis (emendation under the plenary power for Parapeneopsis) Alcock 1901, Descr. Cat. Indian Deep Sea Crust.: 14 (gender: feminine) (type species, by original designation: Penaeus styliferus Milne Edwards 1837, Hist. nat. Crust., 2: 418) (Crustacea, Decapoda). Opinion 864
Parapenaeus Claus 1876, Untersuchungen zur Erforschung der genealogischen Grundlage des Crustaceen- Systems: 46 (suppressed under the plenary power for the purposes of both the Principle of Priority and the Principle of Homonymy). Opinion 611
Parapenaeus Smith 1885, Proc. U.S. nat. Mus., 8: 170 (conserved under the plenary power) (gender: masculine) (type species, by original designation: Peneus longirostris Lucas 1846, Explor. Sci. Algérie (Zool.), 2, Crust.: 46) (Crustacea, Decapoda). Opinion 611
Parapeneopsis Alcock 1901, Descr. Cat. Indian Deep Sea Crust.: 14 (ruled under the plenary power to be an incorrect original spelling for Parapenaeopsis Alcock 1901). Opinion 864
Paraphytomyza Enderlein 1936, Mitteilungen der Deutschen Entomologischen Gesellschaft, 7: 42 (gender: feminine) (type species, by designation under the plenary power: Phytagromyza luteoscutellata de Meijere 1924) (Insecta, Diptera). Opinion 1509
Parapisalia Scheerpeltz 1966, Verhandlungen der Zoologisch-Botanischen Gesellschaft in Wien, 105-106: 18 (a junior homonym of Parapisalia Scheerpeltz 1948) (Insecta, Coleoptera). Opinion 2113
Paraplesioteuthis Naef 1921, Mitteilungen aus der Zoologischen Station zu Neapel, 22: 534 (gender: feminine) (type species, by original designation and monotypy: Geoteuthis sagittata Münster 1843) (Cephalopoda, Coleoidea). Opinion 1914
Parapleurophrycoides Nobili 1906, Bull. Mus. Hist. nat., Paris, 12: 264 (gender: masculine) (type species, by monotypy: Parapleurophrycoides roseus Nobili 1906, Bull. Mus. Hist. nat., Paris, 12: 264) (Crustacea, Decapoda). Opinion 85, Direction 37
Parapontia Röber (1892), in Schatz, in Staudinger & Schatz, Exot. Schmett., 1 (Th. 2)(6): 280 (a junior objective synonym of Liptena Westwood [1851]). Opinion 566
Pararenosetella Lang 1944, Monographie der Harpacticiden (Vorläufige Mitteilung), Almqvist & Wiksells Boktryckeri, Uppsala, p. 6, (gender: feminine), type species by original designation Ectinosoma erythrops Brady 1880, with the endorsement that it is not to be given priority over the name Halectinosoma Vervoort 1962 whenever the two names are considered to be synonyms (Crustacea, Copepoda). Opinion 2248
Pararhamphomyia Frey 1922, Notulae Entomologicae, 2: 3 (gender: feminine) (type species, by original designation: Empis plumipes Fallén 1816, a misidentification of Rhamphomyia geniculata Meigen 1830, fixed as the type species by Barták & Sinclair, 2003, Bulletin of Zoological Nomenclature, 60: 204) (Insecta, Diptera). Opinion 2117
Parasigara Poisson 1957, Faune de France, 61: 85 (gender: feminine) (type species, confirmed by the Commission to be by original designation: Corisa transversa Fieber 1848) (Insecta, Heteroptera). Opinion 1555
parasita Wasmann 1910 [originally in Calotermes havilandi], Reise in Oskafrika in den Jahren 1903–1905: Mit Mitteln der Hermann und Elise geb. Heckmann Wentzel-Stiftung Ausgeführt. Wissenschaftliche Ergebnisse. Band III. Systematische Arbeiten. Heft II. E. Schweizerbart’sche Verlag, Stuttgart, p. 120, with the endorsement that it is not to be given precedence over the name dudleyi Banks 1918, as published in the binomen Cryptotermes dudleyi, whenever the two are considered to be synonyms (Insecta, Isoptera). Opinion 2310
parasites Krohn 1853 [originally in Mnestra], Archiv für Naturgeschichte, 19(1): 281 (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
PARASTACIDAE Huxley [1879], Proc. zool. Soc. London, 1878: 771, 775 (type genus: Parastacus Huxley [1879]) (Crustacea, Decapoda). Opinion 519
Parastacus Huxley [1879], Proc. zool. Soc. London, 1878: 759, 771 (gender: masculine) (type species, by designation by Faxon 1898 (Proc. U.S. nat. Mus., 20: 683): Astacus pilimanus von Martens 1869, Arch. Naturgesch., 35(1): 15) (Crustacea, Decapoda). Opinion 519
Parasuchus Lydekker 1885, Palaeontologia Indica, (4)1(5): 22 (gender: masculine) (type species, by monotypy: Parasuchus hislopi Lydekker 1885) (Reptilia). Opinion 2045
Parathelphusa Milne Edwards 1853, Ann. Sci. nat., Paris (Zool.), (3)20: 213 (gender: feminine) (type species, by designation by Rathbun 1905 (Nouv. Arch. Mus. Hist. nat., Paris, (4)7: 228): Parathelphusa tridentata Milne Edwards 1853, Ann. Sci. nat., Paris (Zool.), (3)20: 213) (Crustacea, Decapoda). Opinion 73
Parathranites Miers 1886, Rep. Voy. ‘Challenger’ (Zool.), 17 (No. 2): 169, 185 (gender: masculine) (type species, by monotypy: Lupocyclus (Parathranites) orientalis Miers 1886, Rep. Voy. ‘Challenger’ (Zool.), 17 (No. 2): 186) (Crustacea, Decapoda). Opinion 73
Paratya Miers 1882, Ann. Mag. nat. Hist., (5)9: 194 (gender: feminine) (type species, by monotypy: Ephyra compressa de Haan [1844], in Siebold, Fauna japon. (Crust.): pl. 46, fig. 7) (Crustacea, Decapoda). Opinion 470, Direction 85
Parathrinaxodon Parrington 1936, Philosophical Transactions of the Royal Society of London, Series B, 230: 132 (gender: masculine), type species by monotypy Parathrinaxodon proops Parrington 1936, with the endorsement that it is not to be given priority over the name Procynosuchus Broom 1937 whenever the two are considered to be synonyms (Therapsida). Opinion 2264
Paratypton Balss 1914, Zool. Anz., 45: 83 (gender: masculine) (type species, by monotypy: Paratypton siebenrocki Balss 1914, Zool. Anz., 45: 84) (Crustacea, Decapoda). Opinion 470
Paraxanthus Milne Edwards & Lucas [1844], in d’Orbigny, Voy. Amér. mérid., 6 (Crust.): 18 (gender: masculine) (type species, by monotypy: Paraxanthus hirtipes Milne Edwards & Lucas [1844], in d’Orbigny, Voy. Amér. mérid., 6 (Crust.): 19, valid name: Gecarcinus barbiger Poeppig 1836) (Crustacea, Decapoda). Opinion 85, Direction 37
Pardosa C.L. Koch 1847, Die Arachniden, vol. 14, p. 100 (gender: feminine) (type species, ruled under the plenary power to be by subsequent designation by Charitonov 1932, Izvestiya Biologicheskogo Nauchnoissledovatelskogo Instituta i Biologicheskoi Stantsii pri Permskom Gosudarstvennom Universitete, 8: 21: Lycosa alacris C.L. Koch 1833) (Arachnida). Opinion 2049
pardus Linnaeus 1758 [originally in Felis], Systema Naturae, Ed. 10, vol. 1, pp. 41, 42 (specific name of the type species of Panthera Oken 1816) (Mammalia). Opinion 1368
Pareas Wagler 1830, Natürl. Syst. Amph.: 181 (gender: masculine) (type species, by monotypy: Dipsas carinata Wagler 1830, Natürl. Syst. Amph.: 181) (Reptilia). Opinion 963
Parilia Wood-Mason 1891, Ann. Mag. nat. Hist., (6)7: 264 (gender: feminine) (type species, through Article 68b(i): Parilia alcocki Wood-Mason 1891, Ann. Mag. nat. Hist., (6)7: 264) (Crustacea, Decapoda). Opinion 73
parinodus Quenstedt 1884 [originally in Ammonites striatus], Die Ammoniten des Schwäbischen Jura, I, Der Schwarze Jura (Lias), p. 227, ruled under the plenary power to be an available name (specific name of the type species of Parinodiceras Trueman 1918) (Ammonoidea). Opinion 2123
Pariphiculus Alcock 1896, J. asiat. Soc. Bengal, 65(2): 257 (gender: masculine) (type species, by designation by Rathbun 1922 (Smithson. misc. Coll., 73 (No. 1): 27): Randallia coronata Alcock & Anderson 1894, J. asiat. Soc. Bengal, 63(2): 177) (Crustacea, Decapoda). Opinion 73, Direction 37
parkinsoni Forbes 1848 [originally in Goniaster (Goniodiscus)], Mem. geol. Surv. Great Brit., 2: 472 (specific name of the type species of Metopaster Sladen 1893) (Asteroidea). Opinion 331
parma Lamarck 1816 [originally in Scutella], Hist. nat. Anim. sans Vertèbr., 3: 11 (specific name of the type species of Echinarachnius Gray 1825) (Echinoidea). Opinion 277
Parnalius Rafinesque 1815, Analyse Nature: 128 (suppressed under the plenary power for the purposes of the Principle of Priority but not for those of the Principle of Homonymy). Opinion 1134
Parodynerus Saussure 1855, Et. Fam. Vesp., 3: 245 (gender: masculine) (type species: Odynerus bizonatus Boisduval 1835, in d’Urville, Voy. ‘Astrolabe’ Entomol. (2): 658) (ruled under the plenary power to be available from the date of publication by H. de Saussure) (Insecta, Hymenoptera). Opinion 893
Paromola Wood-Mason & Alcock 1891, Ann. Mag. nat. Hist., (6)7: 267 (gender: feminine) (type species, by monotypy: Dorippe cuvieri Risso 1816, Hist. nat. Crust. Nice: 35) (Crustacea, Decapoda). Opinion 712
paronae Nobili 1905 [originally in Latreutes], Boll. Mus. Zool. Anat. comp. Torino, 20(506): 2 (an incorrect original spelling for paronai Nobili 1905 [originally in Latreutes]). Opinion 470
paronai (correction of paronae) Nobili 1905 [originally in Latreutes], Boll. Mus. Zool. Anat. comp. Torino, 20(506): 2 (specific name of the type species of Gelastocaris Kemp 1914) (Crustacea, Decapoda). Opinion 470
Paronella Schött 1893, Bihang K. svensk. Vetensk.-Akad. Handl., Stockholm, 19(4) (No. 4): 18 (gender: feminine) (type species, by monotypy: Paronella fusca Schött 1893, Bihang K. svensk. Vetensk.-Akad. Handl., Stockholm, 19(4) (No. 4): 18) (Insecta, Collembola). Opinion 291
Parosphromenus Bleeker 1877, Atlas ichthyologique des Indes orientales néêrlandaises, vol. 9 (Percoides 3), pl. 395, caption of fig. 1 (gender: masculine) (type species, by monotypy: Osphronemus deissneri Bleeker 1859) (Osteichthyes, Perciformes). Opinion 1946
Parotia Vieillot 1816, Analyse nouv. Ornithol. élém.: 35 (gender: feminine) (type species, by monotypy: Paradisea [sic] sefilata Forster 1781, Indische Zool.: 40) (Aves). Opinion 67
Parotica Wagler 1827, Syst. Avium, 1: 99 (an incorrect subsequent spelling for Parotia Vieillot 1816). Direction 44
Parribacus Dana 1852, Proc. Acad. nat. Sci. Philadelphia, 6: 14 (gender: masculine) (type species, by designation by Holthuis 1956 (Bull. zool. Nomencl., 12: 110, 114): Scyllarus antarcticus Lund 1793, Skr. naturhist. Selsk. Kbh., 2(2): 22, as interpreted by the lectotype designated by Holthuis 1956 (Bull. zool. Nomencl., 12: 111)) (Crustacea, Decapoda). Opinion 519
parrii Ross 1826 [originally in Ophidium], in Parry, J. Third voyage discovery north-west passage: 109 (London) (suppressed under the plenary power for the purposes of the Principle of Priority but not for those of the Principle of Homonymy). Opinion 1217
Parthenolecanium Šulc 1908, Entomol. mon. Mag., 44: 36 (gender: neuter) (type species, by designation under the plenary power: Lecanium corni Bouché 1844, Entomol. Z. Stettin, Jahrg. 5(8): 298) (Insecta, Hemiptera). Opinion 1303
Parthenope Fabricius 1798, Suppl. Entomol. syst.: 315, 352 (a junior homonym of Parthenope Weber 1795). Opinion 696
Parthenope Weber 1795, Nomencl. entomol. Syst. Fabr.: 92 (gender: feminine) (type species, by designation by Rathbun 1904 (Proc. biol. Soc. Washington, 17: 170, 171): Cancer longimanus Linnaeus 1758, Systema Naturae, Ed. 10, vol. 1, p. 629) (Crustacea, Decapoda). Opinion 696
PARTHENOPIDAE (correction of PARTHENOPINA) MacLeay 1838, Smith’s Illustr. Zool. S. Afr. (Invert.): 55 (type genus: Parthenope Weber 1795) (Crustacea, Decapoda). Opinion 696
PARTHENOPINA MacLeay 1838, Smith’s Illustr. Zool. S. Afr. (Invert.): 55 (type genus: Parthenope Weber 1795) (an incorrect original spelling for PARTHENOPIDAE MacLeay 1838). Opinion 696
Parupeneus Bleeker 1863, Ned. Tijdschr. Dierk., 1: 234 (gender: masculine) (type species, by designation by Jordan 1919 (Genera of Fishes: 322): Mullus bifasciatus Lacepède 1802, in Buffon, Hist. nat. Poissons, 3: 383) (Osteichthyes). Opinion 846
Paruroctonus Werner 1934, Scorpiones. In: H.G. Bronn’s Klasses und Ordnungen des Tierreichs, Band 5 (Arthropoda), Abt. 4 (Arachnoidea), Buch 8 (Scorpiones, Pedipalpi), Lieferung 1-2, p. 283 (gender: masculine) (type species, by monotypy of the replaced nominal genus Uroctonoides Hoffmann 1931: Uroctonoides gracilior Hoffmann 1931) (Arachnida, Scorpiones). Opinion 1934
Parus Linnaeus 1758, Systema Naturae, Ed. 10, vol. 1, p. 189 (gender: masculine) (type species, by designation by Gray 1840 (List Genera Birds: 23): Parus major Linnaeus 1758, Systema Naturae, Ed. 10, vol. 1, p. 189) (Aves). Opinion 67
parvula Stimpson 1858 [originally in Acmaeopleura], Proc. Acad. nat. Sci. Philadelphia, 1858: 105 (specific name of the type species of Acmaeopleura Stimpson 1858) (Crustacea, Decapoda). Direction 36
parvula Mörch 1863 [originally in Aplysia], J. Conchyliol., 11 [(3)3]: 22 (conserved under the plenary power) (Gastropoda). Opinion 560
parvula Férussac 1807 [originally in Clausilia], Essai méth. Conchyl.: 111 (Gastropoda). Opinion 336
parvulus Hendel 1912 [originally in Dacus], Supplementa Entomologica, 1: 21, ruled under the plenary power not to be given priority over the specific name of Chaetodacus latifrons Hendel 1915 whenever the two names are considered to be synonyms (Insecta, Diptera). Opinion 1864
parvulus Müller 1776 [originally in Dyticus] (Coleoptera). ICZN 2021: Opinion 2470
parvulus Sundevall 1846 [originally in Herpestes], Öfvers K. svensk. Vetensk.-Akad. Förhandl., Stockholm, 3 (No. 5): 151 (specific name of the type species of Helogale Gray [1862]) (Mammalia). Opinion 384
parvulus Mulsant & Rey 1861 [originally in Oxytelus], Opuscules Entomologiques, 12: 175, ruled under the plenary power to be not invalid by reason of being a junior primary homonym of O. parvulus Melsheimer 1844 (Insecta, Coleoptera). Opinion 2053
parvulus Milne Edwards 1883 [originally in Pantomus], Rec. Fig. Crust. nouv. peu conn.: pl. 26, fig. 1 (specific name of the type species of Pantomus Milne Edwards 1883) (Crustacea, Decapoda). Opinion 470
parvum Boulenger 1893 [originally in Leptobrachium], Annali del Museo Civico di Storia Naturale di Genova, (2a)13: 344, as defined by the lectotype designated by Capocaccia 1957, Annali del Museo Civico di Storia Naturale di Genova, 69: 211 (Amphibia, Anura). Opinion 1763
parvus Bate 1881 [originally in Gennadas], Ann. Mag. nat. Hist., (5)8: 192 (specific name of the type species of Gennadas Bate 1881) (Crustacea, Decapoda). Opinion 864
Pasiphae Krøyer 1845, Naturhist. Tidsskrift (n.s.), 1: 453 (an unjustified emendation of Pasiphaea Savigny 1816). Opinion 470
Pasiphaea Savigny 1816, Mém. Anim. sans Vertèbr., 1: 50 (gender: feminine) (type species, by monotypy: Alpheus sivado Risso 1816, Hist. nat. Crust. Nice: 93) (Crustacea, Decapoda). Opinion 470
Pasiphaeia Faxon 1895, Mem. Mus. comp. Zool., 18: 173 (an unjustified emendation of Pasiphaea Savigny 1816). Opinion 470
PASIPHAËIDAE Barnard 1950, Ann. S. Afr. Mus., 38: 648 (type genus: Pasiphaea Savigny 1816) (an incorrect subsequent spelling for PASIPHAEIDAE Dana 1852). Opinion 470
PASIPHAEIDAE Dana 1852, Proc. Acad. nat. Sci. Philadelphia, 6: 13, 18 (type genus: Pasiphaea Savigny 1816) (Crustacea, Decapoda). Opinion 470
PASIPHAEIIDAE Faxon 1893, Bull. Mus. comp. Zool., 24: 208 (type genus: Pasiphaea Savigny 1816) (an incorrect subsequent spelling for PASIPHAEIDAE Dana 1852). Opinion 470
PASIPHAIDAE Smith 1884, Rep. U.S. Comm. Fish, 10: 381 (type genus: Pasiphaea Savigny 1816) (an incorrect subsequent spelling for PASIPHAEIDAE Dana 1852). Opinion 470
PASIPHAIDAE Wood-Mason & Alcock 1893, Ann. Mag. nat. Hist., (6)11: 161 (type genus: Pasiphaea Savigny 1816) (an incorrect subsequent spelling for PASIPHAEIDAE Dana 1852). Opinion 470
PASIPHEIDAE de Miranda y Rivera 1933, Not. Res. Inst. Espan. Oceanogr., (2)67: 6 (type genus: Pasiphaea Savigny 1816) (an incorrect subsequent spelling for PASIPHAEIDAE Dana 1852). Opinion 470
pasithoe Linnaeus 1767 [originally in Papilio], Systema Naturae, Ed. 12, vol. 1, part 2, p. 755 (Insecta, Lepidoptera). Opinion 974
PASSALOTEUTHIDIDAE Naef 1922, Die fossilen Tintenfische ..., p. 230 (type genus: Passaloteuthis Lissajous 1915) (Cephalopoda, Coleoidea). Opinion 1721
Passaloteuthis Lissajous 1915, Bulletin de la Société d’Histoire Naturelle de Mâcon, 1915(1): 9 (gender: feminine) (type species, by original designation: Belemnites bruguierianus d’Orbigny 1843, a junior subjective synonym of Belemnites bisulcatus de Blainville 1827) (Cephalopoda, Coleoidea). Opinion 1721
passerina Linnaeus 1758 [originally in Columba], Systema Naturae, Ed. 10, vol. 1, p. 165 (confirmed as type species of Chaemepelia Swainson 1827) Opinion 31; (specific name of the type species of Columbigallina Boie 1826) (Aves). Direction 35
Passerita Gray 1825, Ann. Phil., 26: 208 (a junior objective synonym of Ahaetulla Link 1807). Opinion 524
pastinator Gould 1841 [originally in Licmetis], Proceedings of the Zoological Society of London, 1840: 175, as defined by the neotype WAM A18537 lodged in the Western Australian Museum (Aves). Opinion 2293
patachonica King 1828 [originally in Oidemia], Zoological Journal (London), 4: 100 (suppressed under the plenary power for the purposes of the Principle of Priority but not for those of the Principle of Homonymy) (Aves, Anseriformes). Opinion 1648
patachonicus King 1831 [originally in Micropterus], Proceedings of the Committee of Science and Correspondence of the Zoological Society of London, 1: 14 (Aves, Anseriformes). Opinion 1648
patagonica Miller 1778 [originally in Aptenodytes], Var. Subj. nat. Hist.: pl. 23 (specific name of the type species of Aptenodytes Miller 1778) (Aves). Direction 43
Patanga Uvarov 1923, Ann. Mag. nat. Hist., (9)12: 362 (gender: feminine) (type species, by original designation: Gryllus Locusta succinctus Linnaeus 1763, Amoen. Acad., 6: 398) ruled under the plenary power not to be given priority over Nomadacris Uvarov 1923 whenever the two names are considered to be synonyms (Insecta, Orthoptera). Opinion 998, Opinion 1454
patchi Meunier 1917 [originally in Schizoneura], Verh. k. Akad. Wet. Amsterdam, 20: 7 (suppressed under the plenary power for the purposes of the Principle of Priority but not for those of the Principle of Homonymy). Opinion 1162
Patelligenus [Renier] [1807], [Tav. serv. Class. Conn. Anim.]: Tav. VIII (included in a work rejected for nomenclatural purposes). Opinion 427
Patellites Bertrand 1763, Dict. Univ. Foss. Propres Foss. Accid., 2: 107 (included in a work rejected for nomenclatural purposes). Opinion 592
patula Ehrenberg 1830 [originally in Leucophrys], Organization syst. geogr. Verhalt. Infusionsth.: 95 (ruled under the plenary power to be an available name) (Ciliophora). Opinion 915
patula Müller 1786 [originally in Trichoda], Anim. Infus. fluviat. marin.: 181 (suppressed under the plenary power for the purposes of the Principle of Priority but not for those of the Principle of Homonymy). Opinion 915
patulum Draparnaud [1801] [originally in Cyclostoma], Tabl. Moll. terrestr. fluviat. France: 39 (Gastropoda). Opinion 336
Paua Fleming 1952, Trans. roy. Soc. N.Z., 80(2): 230 (gender: feminine) (type species, by original designation and through Opinion 479 and Article 67e (1961 Code): Haliotis iris Gmelin [1791], in Linnaeus, Systema Naturae, Ed. 13, vol. 1, part 6, p. 3691, as interpreted by the lectotype designated by Fleming et al. 1957 (Ops. Decls. int. Comm. zool. Nomencl., 16: 396)) (Gastropoda). Opinion 479
paulsoni Stebbing 1905 [originally in Leontocaris], Mar. Invest. S. Afr., 4: 99 (specific name of the type species of Leontocaris Stebbing 1905) (Crustacea, Decapoda). Opinion 470
paumotensis Stutchbury 1833 [originally in Fungia], Transactions of the Linnean Society of London, 16: 495, as defined by the neotype designated by Hoeksema 1989, Zoologische Verhandelingen, Leiden, 254: 145 (specific name of the type species of Pleuractis Verrill 1864) (Anthozoa). Opinion 1649
pauxillum Beguin-Billecocq 1905 [originally in Apion (Rhinapion)], Annales de la Société Entomologique de France, 74: 147 (specific name of the type species of Rhinapion Beguin-Billecocq 1905) (Insecta, Coleoptera). Opinion 1694
pavida Fabricius 1793 [originally in Buprestis], Entomologia systematica emendata et aucta. Secundum classes, ordines, genera, species adjectis synonimis, locis, observationibus, descriptionibus, vol. 1, part 2, p. 214, with the endorsement that it is not to be given precedence over the name angustula Illiger 1803, as published in the binomen Buprestis angustula, whenever the two are considered to be synonyms (Coleoptera). Opinion 2221.
Pavo Linnaeus 1758, Systema Naturae, Ed. 10, vol. 1, p. 156 (gender: masculine) (type species, by Linnaean tautonymy: Pavo cristatus Linnaeus 1758, Systema Naturae, Ed. 10, vol. 1, p. 156) (Aves). Direction 17
pavonia Brady 1866 [originally in Cythere], Trans. zool. Soc. London, 5(5): 378, 379, as interpreted by the lectotype designated by Athersuch 1982 (Bull. zool. Nomencl., 39: 226, 227) (Crustacea, Ostracoda). Opinion 1346
paxillosa Lamarck 1801 [originally in Belemnites], Système des animaux sans vertèbres, p. 104 (suppressed under the plenary power for the purposes of the Principle of Priority but not for those of the Principle of Homonymy) (Cephalopoda, Coleoidea). Opinion 1721
paytae Ménégaux & Hellmayr 1906 [originally in Geositta], Bull. Soc. Hist. nat. Autun, 19: 46 (Aves). Opinion 1101
paytensis Lesson 1837 [originally in Anthus], Compléments de Buffon, 8: 167 (suppressed under the plenary power for the purposes of the Principle of Priority but not for those of the Principle of Homonymy). Opinion 1101