International Commission on Zoological Nomenclature:
OPINIONS and


taxa names:

Ib

Ibacus Leach 1815, Zool. Miscell., 2: 151 (gender: masculine) (type species, by monotypy: Ibacus peronii Leach 1815, Zool. Miscell., 2: 152) (Crustacea, Decapoda). Opinion 519 

Iberolacerta Arribas 1999 (Reptilia). ICZN 2020: Opinion 2461

ibex Quenstedt 1843 [originally in Ammonites], Das Flözgebirge Württembergs, p. 179 (Ammonoidea). Opinion 2123

Ibiba Gray 1825, Annals of Philosophy, 10: 209 (suppressed under the plenary power for the purposes of the Principle of Priority but not for those of the Principle of Homonymy) (Reptilia, Serpentes). Opinion 1374

Ibidorhinchus David 1875, J. trois Voy. Chin., 1: 307 (an incorrect subsequent spelling for Ibidorhyncha Vigors [1832]). Direction 44 

Ibidorhyncha Vigors [1832], Proc. zool. Soc. London, 1 (1830-31): 174 (gender: feminine) (type species, by monotypy: Ibidorhyncha struthersii Vigors [1832], Proc. zool. Soc. London, 1 (1830-31): 174) (Aves). Opinion 67 

Ibidorhynchus Gray 1844, List Spec. Birds coll. Brit. Mus., 3: 95, 201 (an incorrect subsequent spelling for Ibidorhyncha Vigors [1832]). Direction 44