International Commission on Zoological Nomenclature:
OPINIONS and DIRECTIONS
Id
idalia Smith 1853 [originally in Megalopta], Cat. hymenopt. Ins. Coll. Brit. Mus., 1: 83 (specific name of the type species of Megalopta Smith 1853) (Insecta, Hymenoptera). Opinion 788
Idalla Ørsted 1844, De regionis marinis: 73 (suppressed under the plenary power for the purposes of the Principle of Priority but not for those of the Principle of Homonymy). Opinion 1014
idas Linnaeus 1758 [originally in Papilio], Systema Naturae, Ed. 10, vol. 1, p. 488 (suppressed under the plenary power for the purposes of both the Principle of Priority and the Principle of Homonymy). Opinion 269
idas Linnaeus 1761 [originally in Papilio], Fauna svec. (ed. 2): 284, as interpreted by reference to the male genitalia figured by Chapman 1917, in Oberthür, Etudes Lépidopt. comp., 14: pl. III, fig. 7 (conserved under the plenary power) (Insecta, Lepidoptera). Opinion 269
Idia Fieber 1866, Verh. zool.-bot. Ges. Wien, 16: 509 (a junior homonym of Idia Hübner [1813]). Opinion 789
Idia Hübner 1808, Erste Zutr. Samml. exot. Schmett.: 5 (included in a work rejected for nomenclatural purposes). Opinion 789
Idia Lamouroux 1816, Hist. Polyp.: 199 (a junior homonym of Idia Hübner [1813]). Opinion 789
Idia Wiedemann 1820, Nov. Dipt. Gen.: 21 (a junior homonym of Idia Hübner [1813]). Opinion 789
Idotaea Dana 1849, Amer. J. Sci., (2)8: 426 (an incorrect subsequent spelling for Idotea Fabricius 1798). Opinion 643
Idotea Fabricius 1798, Suppl. Entomol. syst.: 297, 302 (conserved under the plenary power) (gender: feminine) (type species, by designation under the plenary power: Cymothoa emarginata Fabricius 1793, Entomol. syst., 2: 508) (Crustacea, Isopoda). Opinion 643
Idotea Weber 1795, Nomencl. entomol. Syst. Fabr.: 94 (suppressed under the plenary power for the purposes of both the Principle of Priority and the Principle of Homonymy). Opinion 643
IDOTEADAE Samouelle 1819, Entomol. useful Compendium: 106 (type genus: Idotea Fabricius 1798) (an incorrect original spelling for IDOTEIDAE Samouelle 1819). Opinion 643
IDOTEIDAE (correction of IDOTEADAE) Samouelle 1819, Entomol. useful Compendium: 106 (type genus: Idotea Fabricius 1798) (Crustacea, Isopoda). Opinion 643
Idothea Fabricius 1796, Index Entomol. syst.: 86 (a nomen nudum). Opinion 643
Idothea Fabricius 1799, Index alph. Suppl. Entomol. syst.: 27 (an incorrect subsequent spelling for Idotea Fabricius 1798). Opinion 643
Idothea Richardson 1905, Proc. biol. Soc. Washington, 18: 9 (an unjustified emendation of Idotea Fabricius 1798). Opinion 643