110 



GENERIC NAMES 



Illaenus Dalman, [1827], AT. Vetensk.-Akad. Handl., Stockholm 

 1826 (No. 2) : 248 (gender : masculine) (type species, by 

 designation by Miller, 1889 (N. Amer. Geol. Pal. : 550) : 

 Entomostracites crassicauda Wahlenberg, [1818], Nova 

 Acta K. vet.-Soc. Upsala 8 : 27) (Trilobita) 0. 508 



Ilyocoris Stal, 1861, Ofvers. K. svensk. Vetensk.-Akad. Fdr- 

 handl. 18 : 201 (gender : masculine) (type species, by original 

 designation : Nepa cimicoides Linnaeus, 1758, Syst. Nat. 

 (ed. 10) 1 : 440) (Insecta, Hemiptera) 0. 681 



Imisia [Renier], [1807], [Tav. serv. Class. Conn. Anim.] : Tav. 

 VII (included in a work rejected for nomenclatural purposes) 

 0.427 



Imisigenus [Renier], [1807], [Tav. serv. Class. Conn. Anim.] 

 : Tav. VII (included in a work rejected for nomenclatural 

 purposes) 0. 427 



Inachus Weber, 1795, Nomencl. entomol. Syst. Fabr. : 93 

 (gender : masculine) (type species, by designation by Milne 

 Edwards, 1837 (in Cuvier's Regn. Anim. (ed. 4) (Disciples' 

 ed.) 18 : pi. 34, fig. 2) : Cancer scorpio Fabricius, 1779, 

 Reise Norwegen : 345) (Crustacea, Decapoda) 0. 763 



Incubus Schrank, 1802, Fauna boica 2:315 (suppressed under 

 the plenary powers for the purposes of the Principle of 

 Priority but not for those of the Principle of Homonymy) 0. 

 284 



Indiana Chakravatz, 1943, Current Sci. 12 : 257 (a junior 

 homonym of Indiana Matthew, 1902) 0. 570 



Indiana Matthew, 1902, Canadian Rec. Sci.. Montreal 8 : 460 

 (gender : feminine) (type species, by designation under the 

 plenary powers : Indiana lippa Matthew, 1902, Canadian 

 Rec. Sci., Montreal 8 : 461) (Crustacea, Ostracoda) 0. 570 



Indiana Tutt, 1903, Entomol. Rec. 15 : 101 (a junior homonym 

 of Indiana Matthew, 1902) 0. 570 



Indianites Ulrich & Bassler, 1931, J. Washington Acad. Sci. 

 21 : 364 (a junior objective synonym of Indiana Matthew, 

 1902) 0. 570 



Inoceramus Sowerby, 1814, Ann. Phil. 4 : 448 (gender : mascu- 

 line) (type species, by monotypy : Inoceramus cuvierii Sow- 

 erby, 1814, Ann. Phil. 4 : 448, as interpreted by the lectotype 

 designated by Cox, 1955 (Bull. zoo/. Nomencl. 11 : 242, 

 243)) (Bivalvia) 0. 473 



Involutina Terquem, 1862, Mem. Acad. imp. Metz 42 : 450 

 (gender : feminine) (type species, by designation by Borne- 

 mann, 1874 (Z. deutsch. geol. Ges. 28 : 711) : Involutina 

 jonesi Terquem & Piette, 1 862, Mem. Acad. imp. Metz. 42 

 : 461) (Rhizopoda) 0. 706 



lodina Morch, 1860, J. Conchyliol. 8 : 282 (gender : feminine) 

 (type species, by designation by Wenz, 1940 (Handb. Palao- 

 zool. 6 Gastropoda 1 (1), pt. 4 : 816) : Janthina exigua 

 Lamarck, [1816], Ency. Meth. (Vers.) : pi. 456 and expl.) 

 (Gastropoda) 0. 989 



Iphiculus Adams & White, [1849], Zoo/. 'Samarang (4) Crust. 

 : 57 (gender : masculine) (type species, by monotypy : 

 Iphiculus spongiosus Adams & White, [1849], Zoo/. 'Sama- 

 rang' (4,) Crust. : 57) (Crustacea, Decapoda) 0. 73, Direction 

 37 



Iphiculus White, 1847, List Crust. Coll. Brit. Mus. : 51 (a 

 nomen nudum) Direction 37 



Iphis Koch, 1835, Deutschl. Crust. Myriap. Arach. (Heft. 2) : 

 tab. 6 (a junior homonym of Iphis Leach, 1817) Direction 

 37 



Iphis Laporte, 1836, Revue Entomol. (Silbermann) 4 (1) : 7 

 (a junior homonym of Iphis Leach, 1817) Direction 37 



Iphis Leach, 1817, Zoo/. Miscell. 3 : 25 (validated under 

 the plenary powers) (gender : masculine) (type species, by 

 monotypy : Cancer septemspinosus Fabricius, 1787, Man- 

 tissa Ins. 1 : 325) (Crustacea, Decapoda) 0. 73, Direction 

 49 



Iphis Meigen, 1800, Nouv. Classif. Mouches deux Ailes : 27 

 (suppressed under the plenary powers for the purposes of 

 both the Principle of Priority and the Principle of 

 Homonymy) Direction 49 



Ipnops Gunther, 1878, Ann. Mag. not. Hist. (5) 2 : 187 (gender 

 : masculine) (type species, by monotypy : Ipnops murrayi 

 Gunther, 1878, Ann. Mag. not. Hist. (5) 2 : 187) (Osteich- 

 thyes)0. 1333 



Ippolyte Magri, 1911, Atti Acad. gioen. Sci. not. Catania (5) 

 4 (14) : 25 (an incorrect subsequent spelling for Hippolyte 

 [Leach, 1814]) 0. 606 



Ipthima Pye, 1873, Zoo/. Record 1871 : 363 footnote (an 

 unjustified emendation of Ypthima Hiibner, 1818) 0. 819 



Ischnopoda Stephens, 1835, ///. Brit. Entomol. (Mand.) 5 : 430 

 (gender : feminine) (type species, by designation under the 

 plenary powers : Staphylinus leucopus Marsha in. [1802], 

 Coleopt. Brit. : 506) (Insecta, Coleoptera) 0. 600 



Isocardigenus [Renier], [1807], [Tav. serv. Class. Conn. Anim.] 

 : Tav. VII (included in a work rejected for nomenclatural 

 purposes) 0. 427 



Isotoma Bourlet, 1839, Mem. Soc. r. Sci. Lille 1839 (1) : 339 

 (gender : feminine) (type species, by designation by Borner, 

 1903 (SitzBer. Ges. naturf. Freunde Berlin 1903 : 171) : 

 Isotoma viridis Bourlet, 1839, Mem. Soc. r. Sci. Lille 1839 

 (1) : 401) (Insecta, Collembola) 0. 291 



Isotoma Dejean, 1834, Cat. Coleopt. (ed. 2) : 214 (a nomen 

 nudum) 0. 291 



Isotoma Dejean, 1837, Cat. Coleopt. (ed. 3) : 236 (a nomen 

 nudum) 0. 291 



Isotomurus Borner, 1903, SitzBer. Ges. naturf. Freunde Berlin 

 1903 : 171 (gender : masculine) (type species, by original 

 designation : Podura palustris Miiller, 1776, Zoo/, dan. 

 Prodr. : 184) (Insecta, Collembola) 0. 291 



Istiophorus Lacepede, 1802, Hist. Nat. Poiss. 3 : 374 (gender 

 : masculine) (type species, by designation under the plenary 

 powers : Xiphias platy pterus Shaw & Nodder, 1 792, Natura- 

 list's Miscellany 28 : pi. 88) (Osteichthyes) 0. 903 



Ixa Leach, 1815, Trans, linn. Soc. London 11(2): 334 (gender 

 : feminine) (type species, by monotypy : Cancer cylindrus 

 Fabricius, 1777, Gen. Ins. : 248) (Crustacea, Decapoda) 0. 

 73 



Ixodes Latreille, 1795, Mag. encyclop. 4:18 (gender : mascu- 

 line) (type species, by monotypy : Acarus reduvius Linnaeus, 

 1758, Syst. Nat. (ed. 10) 1 : 615) (Arachnida) Direction 

 110 



