International Commission on Zoological Nomenclature:
OPINIONS and DIRECTIONS
Ty
Tychea Koch 1857, Die Pflanzenläuse, Aphiden (1854-1857), p. 296 (suppressed under the plenary power for the purposes of the Principle of Priority but not for those of the Principle of Homonymy) (Insecta, Sternorrhyncha). Opinion 1654
Tydeus Koch 1836, Deutschlands Crustaceen, Myriapoden und Arachniden. Ein Beitrag zur deutschen Fauna, Heft 4=137, unnumbered page (gender: masculine) (type species by designation under the plenary power: Tydeus spathulatus Oudemans 1928) (Arachnida) Opinion 2190
Tylelenchus Bastian 1865, Trans. linn. Soc. London, 25(2): 82, 83, 94 (an incorrect original spelling for Tylenchus Bastian 1865). Opinion 341
TYLENCHIDAE Örley 1880, Természetr. Füz., 4: 55, 57, 164,165 (type genus: Tylenchus Bastian 1865) (Nematoda). Direction 28
Tylenchus Bastian 1865, Trans. linn. Soc. London, 25(2): 125-128 (gender: masculine) (type species, by designation by Bastian 1905 (in Stiles & Hassall, Bull. U.S. Bur. Anim. Ind., 79: 147): Tylenchus davainei (correction of davainii) Bastian 1865, Trans. linn. Soc. London, 25(2): 126) (Nematoda). Opinion 341
TYLIDAE Czerny 1930, in Lindner, Die Fliegen, 5(42a): 1 (type genus: Tylos Meigen 1800) (a junior objective synonym of MICROPEZIDAE Loew 1862, the respective type genera of the two families having the same nominal species as type species). Direction 41
TYLINAE Dana 1852, Amer. J. Sci., (2)14: 301 (type genus: Tylos Audouin [1826]) (Crustacea, Isopoda). Direction 41
Tylocidaris Pomel 1883, Classification méthodique et générale des Echinides vivants et fossiles, p. 109 (gender: feminine) (type species, by designation under the plenary power: Cidaris clavigera Mantell 1822) (Echinoidea). Opinion 1458
Tyloderes Schoenherr 1826, Curculionidum dispositio methodica cum generum characteribus, descriptionibus atque observationibus variis seu Prodromus ad Synonymiae Insectorum, partem IV. x, Fleischer, Lipsiae, p. 206, a junior objective synonym of Tylotus Schoenherr 1823 (Insecta, Coleoptera). Opinion 2300
Tylopsis Fieber 1853, Lotos, 3: 172 (gender: feminine) (type species, by monotypy: Locusta lilifolia Fabricius 1793, Entomol. syst., 2: 36) (Insecta, Orthoptera). Opinion 154
Tylos (Latreille MS) Audouin [1826], in Savigny, Descr. Egypte, 1(4) (Expl. somm. Planch. Crust.): 96 (conserved under the plenary power) (gender: masculine) (type species, by monotypy: Tylos latreillei Audouin [1826], in Savigny, Descr. Egypte, 1(4) (Expl. somm. Planch. Crust.): 97) (Crustacea, Isopoda). Opinion 369
Tylos Meigen 1800, Nouv. Class. Mouches deux Ailes: 31 (suppressed under the plenary power for the purposes of both the Principle of Priority and the Principle of Homonymy). Opinion 369
Tylos von Heyden 1826, Isis (Oken), 1826: 610 (suppressed under the plenary power for the purposes of both the Principle of Priority and the Principle of Homonymy). Opinion 369
Tylosteus Leidy 1872, Proceedings of the Academy of Natural Sciences of Philadelphia, 1872: 40 (suppressed under the plenary power for the purposes of the Principle of Priority but not for those of the Principle of Homonymy) (Reptilia, Dinosauria). Opinion 1371
Tylotus Schoenherr 1823, Isis von Oken, 1823(10): col. 1145 (gender: masculine) type species Curculio chrysops Herbst 1797, by original designation (Insecta, Coleoptera). Opinion 2300
typa H. Milne Edwards 1837 [originally in Callianidea], Histoire naturelle des crustacés, comprenant l’anatomie, la physiologie et la classification de ces animaux, vol. 2, p. 320, ruled under the plenary power to be given precedence over the specific name of Isea elongata Guérin[-Méneville], 1832 whenever the two names are considered to be synonyms (Crustacea, Decapoda). Opinion 1522
typa Winchell 1863 [originally in Syringothyris], Proc. Acad. nat. Sci. Philadelphia, 1863: 6 (specific name of the type species of Syringothyris Winchell 1863) (Brachiopoda). Direction 73
Typhlechinus Neumayr 1889, Stämme des Thierr., 1: 363 (suppressed under the plenary power for the purposes of the Principle of Priority but not for those of the Principle of Homonymy). Opinion 372
TYPHLOCARIDINAE Annandale & Kemp 1913, J. asiat. Soc. Bengal (n.s.), 9(6): 245 (type genus: Typhlocaris Calman 1909) (Crustacea, Decapoda). Opinion 470
Typhlocaris Calman 1909, Trans. linn. Soc. London (Zool.), (2)11: 93, 94 (gender: feminine) (type species, by monotypy: Typhlocaris galilea Calman 1909, Trans. linn. Soc. London (Zool.), (2)11: 93) (Crustacea, Decapoda). Opinion 470
Typhlocyba Germar 1833, Revue Entomol. (Silbermann), 1: 180 (gender: feminine) (type species, by designation by Woodworth 1899 (Psyche, 5: 211): Cicada quercus Fabricius 1777, Gen. Ins., Chilonii: 298) (Insecta, Hemiptera). Opinion 605
TYPHLOCYBIDAE Kirschbaum 1868, Jahrb. nassau. Ver. Naturk., 21/22: 16 (type genus: Typhlocyba Germar 1833) (Insecta, Hemiptera). Opinion 605
Typhlocypris Vejdovský 1882, Thierisch. Organism. Brunnenwässer: 64 (gender: feminine) (type species, by monotypy: Cypris eremita Vejdovský 1880, Jahresb. k.-böhm. Ges. Wiss., Prague, 1880: L) for use by those who consider that Typhlocypris Vejdovský 1882 represents a taxon distinct from Candona Baird [1846] (Crustacea, Ostracoda). Opinion 533
typhlops Heller 1862 [originally in Polycheles], SitzBer. Kais. Acad. Wiss. Wien, 45(1): 392 (specific name of the type species of Polycheles Heller 1862) (Crustacea, Decapoda). Opinion 519
typhlus Milne Edwards 1880 [originally in Bathyplax], Bull. Mus. comp. Zool., 8: 16 (specific name of the type species of Bathyplax Milne Edwards 1880) (Crustacea, Decapoda). Direction 36
typhon Gray 1833 [originally in Podacanthus], Entomol. Aust., 1: 17, pl. 2, fig. 1, as interpreted by the lectotype designated by Key 1960 (Bull. zool. Nomencl., 17: 235) (specific name of the type species of Podacanthus Gray 1833) (Insecta, Phasmida). Opinion 641
typica Ameghino 1891 [originally in Garzonia], Rev. arg. Hist. nat., 1: 307 (specific name of the type species of Garzonia Ameghino 1891) (Mammalia). Opinion 1241
typica Cei 1948 [originally in Leptodactylus ocellatus ‘forma’], Acta Zoologica Lilloana, 6: 308 (suppressed under the plenary power for the purposes of the Principle of Priority but not for those of the Principle of Homonymy) (Amphibia). Opinion 2044
typica Spizharsky 1939 [originally in Suchonella], in Likharev, B. (Ed.), Atlas rukovodyashchikh form iskopaemykh faun SSSR [The atlas of the leading forms of the fossil fauna USSR], vol. 6 (Permskaya Sistema, [Permian]), p. 194, pl. 46, fig. 6 (specific name of the type species of Suchonella Spizharsky 1937) (Ostracoda). Opinion 1915
typica Krøyer in Gaimard [1842] [originally in Thaumatoessa], Atlas de zoologie ..., pl. 42, figs. 4a-e (specific name of the type species of Thaumaleus Krøyer 1849) (Copepoda). Opinion 1869
typica Boeck 1873 [originally in Zosime], Forhandlinger i Videnskabsselskabet i Kristiania, 1872: 45, specific name of the type species of Zosime Boeck 1873 (Crustacea, Copepoda). Opinion 2257
typicum Kobayashi 1934 [originally in Kotoceras], J. Fac. Sci. imp. Univ. Tokyo, (2)3: 392 (specific name of the type species of Kotoceras Kobayashi 1934) (Cephalopoda). Opinion 555
typicus Rathbun 1898 [originally in Chasmocarcinus], Bull. Lab. nat. Hist. State Univ. Iowa, 4: 285 (specific name of the type species of Chasmocarcinus Rathbun 1898) (Crustacea, Decapoda). Direction 36
typicus Krøyer 1846 (?) [originally in Ifionyx], in Gaimard, Voy. Comm. Sci. Nord.. ‘Recherche’, (Zool.): pl. 42 (suppressed under the plenary power for the purposes of the Principle of Priority but not for those of the Principle of Homonymy). Opinion 733
TYPIDAE Handlirsch 1919, Denkschr. Akad. Wiss. Wien, math.-nat. Kl., 96: 62 (type genus: Typus Sellards 1909) (invalid because the name of its type genus is an unjustified emendation of Tupus Sellards 1906). Opinion 1317
Typton Costa 1844, Ann. Accad. Aspir. Nat. Napoli, 2: 288 (gender: masculine) (type species, by monotypy: Typton spongicola Costa 1844, Ann. Accad. Aspir. Nat. Napoli, 2: 289) (Crustacea, Decapoda). Opinion 470
Typus Sellards 1909, Amer. J. Sci., (4)27: 151 (an unjustified emendation of Tupus Sellards 1906). Opinion 1317
typus Milne Edwards 1837 [originally in Caridina], in Roret’s Suites à Buffon, Hist. nat. Crust., 2: 363 (specific name of the type species of Caridina Milne Edwards 1837) (Crustacea, Decapoda). Opinion 470
typus Milne Edwards 1837 [originally in Leucifer], in Roret’s Suites à Buffon, Hist. nat. Crust., 2: 469 (specific name of the type species of Lucifer Thompson 1830) (Crustacea, Decapoda). Opinion 864
typus Milne Edwards 1837 [originally in Oplophorus], in Roret’s Suites à Buffon, Hist. nat. Crust., 2: 424 (specific name of the type species of Oplophorus Milne Edwards 1837) (Crustacea, Decapoda). Opinion 470
typus Smith 1828 [originally in Rhiniodon], South African Commercial Advertiser, 3 (no. 145): 2 (specific name of the type species of Rhincodon Smith 1829) (Chondrichthyes). Opinion 1278
typus Milne Edwards 1837 [originally in Rhynchocinetes], Ann. Sci. nat., Paris (Zool.), (2)7: 168 (specific name of the type species of Rhynchocinetes Milne Edwards 1837) (Crustacea, Decapoda). Opinion 470
Tyrannula Swainson May 1827, Phil. Mag. (n.s.), 1(5): 367, 368 (suppressed under the plenary power for the purposes of the Principle of Priority but not for those of the Principle of Homonymy). Opinion 414
tyrannulus De Vis 1905 [originally in Sericornis], Ann. Queensl. Mus., No. 6: 42 (suppressed under the plenary power for the purposes of the Principle of Priority but not for those of the Principle of Homonymy). Opinion 684
tyria Linnaeus 1758 [originally in Coluber], Systema Naturae, Ed. 10, vol. 1. Salvii, Holmiae, p. 224, suppressed under the plenary power for the purposes of the Principle of Priority, but not for those of the Principle of Homonymy (Reptilia). Opinion 2282
Tyroglyphus Latreille 1796, Précis Caract. Ins.: 185 (a junior objective synonym of Acarus Linnaeus 1758). Direction 94
TYROPHAGIDAE Oudemans 1924, Entomol. Ber. Amsterdam, 6: 203, 207 (type genus: Tyrophagus Oudemans 1924) (Arachnida). Opinion 1298
Tyrophagus Oudemans 1924, Entomol. Ber. Amsterdam, 6: 250 (gender: masculine) (type species, by original designation: Acarus putrescentiae Schrank 1781, Enum. Ins. Austriae indig.: 521) (Arachnida). Opinion 1298
Tyrrheneis Kirkaldy 1909, Canad. Entomol., 41: 31 (a junior objective synonym of Artheneis Spinola 1837). Opinion 319