Key
|
Name |
Authority |
Publication |
Category |
Notes |
Volume |
Page |
Extinct |
Homonym. |
Corr. |

| Utopia | Thomson 1864 | Syst. Cerambycid., 233. | Col | | 4 | 624 | | No | No |

| Utopiellum | Strand 1901 | Arch. math.-naturv. Christiania, 24, 31. | Arachn | | 4 | 624 | | No | No |

| Utopileus | Schmidt 1922 | Arch. Naturgesch., 88, A6, 84. | Col | | 4 | 624 | | No | No |

| Utopnia | Reuter 1881 | Berlin. ent. Z., 25, 185. | Hem | | 4 | 624 | | No | No |

| Utra | Jordan 1895 | Ent. Ztg., Stettin, 56, 267. | Col | | 4 | 624 | | No | No |

| Utriculastra | Thiele 1925 | Wiss. Ergebn. dtsch. Tief-See Exped., 17 (2) Gast. 2, 235 (269). | Moll | | 4 | 624 | | No | No |

| Utriculifera | Draudt 1914 | in Seitz, Gross-Schmett. Erde, 10, 176. | Lep | (err. pro -lofera Hampson 1893) | 4 | 624 | | No | No |

| Utriculina | Gray 1847 | Proc. zool. Soc. London, 15, 140. | Moll | | 4 | 624 | | No | No |

| Utriculofera | Hampson 1893 | Ill. typ. Spec. Lep. Het. Coll. Brit. Mus., 9, 81. | Lep | | 4 | 624 | | No | No |

| Utriculopsis | Sars 1868 | Forh. Vidensk. Selsk. Christiania, 1868, 258 [n.n.]; 1870, Nyt Mag. Naturvidensk., 17, 177. | Moll | | 4 | 624 | | No | No |

| Utriculum | Modeer 1792 | K. Vetensk. Acad. Nya Handl. Stockholm, 13, 111. | Prot | | 4 | 624 | | No | No |

| Utriculus | Schumacher 1817 | Ess. Vers test., 62, 203. | Moll | | 4 | 624 | | No | No |

| Utropora | Pocta 1894 | in Barrande, Syst. Silur. centr. Bohême, 8, 75. | Bry | | 4 | 624 | | No | No |

| Uttaris | Stål 1874 | K. svenska VetenskAkad. Handl., 12, no. 1, 138. | Hem | | 4 | 624 | | No | No |

| Utterbachia | Baker 1927 | Amer. Midl. Nat., 10, 221 (as Utterbackia p. 222). | Moll | | 4 | 624 | | No | No |

| Utterbackia | | | | see Utterbachia. | 4 | 624 | | No | No |

| Utterbackiana | Frierson 1927 | Class. Annot. Check List N. Amer. Naiades, 17. | Moll | | 4 | 624 | | No | No |

| Uttleya | Marwick 1934 | Proc. malac. Soc. London, 21, 19. | Moll | | 4 | 624 | | No | No |

| Utuca | Walker 1864 | List Specimens Lep. Ins. Brit. Mus., 30, 951. | Lep | | 4 | 624 | | No | No |

| Uva | Gray 1842 | Syn. Cont. Brit. Mus., ed. 44, 16 [n.n.]. | Mamm | | 4 | 624 | | No | No |

| Uvanilla | Gray 1850 | Figs. Moll. Anim., 4, 87. | Moll | | 4 | 624 | | No | No |

| Uvaromantis | Beier 1930 | Ann. Mag. nat. Hist., (10) 6, 456. | Orth | | 4 | 624 | | No | No |

| Uvarovia | Bolivar y Pieltain 1930 | Trab. Mus. nac. Madrid, Ser. Zool., 46, 200. | Orth | | 4 | 624 | | No | No |

| Uvaroviella | Chopard 1923 | Bull. Soc. ent. France, 1923, 84. | Orth | | 4 | 624 | | No | No |

| Uvaroviola | Bei-Bienko 1930 | Annu. Mus. zool. Acad. Leningrad, 31, 123. | Orth | | 4 | 624 | | No | No |

| Uvarovites | Tarbinskii 1932 | Bull. Leningrad Inst. Contr. Farm & Forest Pests, No. 2, 189. | Orth | | 4 | 624 | | No | No |

| Uvarovium | Dirsh 1927 | Bol. Soc. españ. Hist. nat., 27, 298. | Orth | | 4 | 624 | | No | No |

| Uvea | Fauvel 1881 | Ann. Soc. ent. France, (6) 1, Bull., cxviii. | Col | | 4 | 624 | | No | No |

| Uvella | Bory de St Vincent 1827 | Ency. Méth. (Zooph.), 766. | Prot | | 4 | 624 | | No | No |

| Uvigerina | d'Orbigny 1826 | Ann. Sci. Nat., 7 (27), 268. | Prot | | 4 | 624 | | No | No |

| Uvigerinella | Cushman 1926 | Contr. Cushman Lab. Foraminif. Res., 2, 58. | Prot | | 4 | 624 | | No | No |

| Uvitellina | Witenberg 1923 | Helminth. Rossica, Moscow, 25. | Verm (Trem.). | | 4 | 624 | | No | No |

| Uvulifer | Yamaguti 1934 | Japan. J. Zool., 5, 577. | Verm (Trem.). | | 4 | 624 | | No | No |

| Uxa | Girault 1930 | New Pests from Australia, 8, 4 [privately printed]. | Hym | | 4 | 624 | | No | No |

| Uxantis | Stål 1870 | Ofvers. VetenskAkad. Förh. Stockholm, 1870, no. 7, 775. | Hem | | 4 | 624 | | No | No |

| Uxela | Walker 1866 | List Specimens Lep. Ins. Brit. Mus., 35, 1982. | Lep | | 4 | 624 | | No | No |

| Uxia | Jousseaume 1887 | Le Naturaliste, (2) 1, 222. | Moll | | 4 | 624 | | Yes | No |

| Uxia | Walker 1866 | List Specimens Lep. Ins. Brit. Mus., 35, 1897. | Lep | | 4 | 624 | | Yes | No |

| Uxopoda | Lucas 1849 | Rev. Mag. Zool., (2) 1, 229. | Col | | 4 | 624 | | No | No |

| Uxuma | Simon 1902 | Ann. Soc. ent. Belgique, 46, 372. | Arachn | | 4 | 624 | | No | No |

| Uysanus | Distant 1908 | Ins. Transvaal., 1, 205. | Hem | | 4 | 624 | | No | No |

| Uzagaria | Ancey 1881 | Le Naturaliste, 1, no. 64, 509. | Col | | 4 | 624 | | No | No |

| Uzeda | Walker 1863 | List Specimens Lep. Ins. Brit. Mus., 28, 442. | Lep | | 4 | 624 | | No | No |

| Uzela | Walker 1866 | List Specimens Lep. Ins. Brit. Mus., 35, 1982. | Lep | (n.n. pro Gangamela Walker 1864) | 4 | 624 | | No | No |

| Uzelia | Absolon 1901 | Zool. Anz., 24, 209. | Collemb | | 4 | 624 | | No | No |

| Uzeliella | Poppius 1911 | Ofvers. finska VetenskSoc. Förh., 53 (A), no. 2, 31. | Hem | (See Poppiella Bergroth 1911.) | 4 | 624 | | Yes | No |

| Uzeliella | Bagnall 1908 | Ent. Mon. Mag., 44, 5. | Thysanopt | | 4 | 624 | | Yes | No |

| Uzelina | Melichar 1903 | Homopteren Ceylon, 181. | Hem | | 4 | 624 | | No | No |

| Uzinia | Schaus 1913 | Ann. Mag. nat. Hist., (8) 11, 31. | Lep | | 4 | 624 | | No | No |

| Uzita | Adams 1853 | Gen. Rec. Moll., 1, 120. | Moll | | 4 | 624 | | No | No |

| Uzomathis | Schaus 1916 | Proc. U.S. nat. Mus., 50, 300. | Lep | | 4 | 624 | | No | No |

| Uzucha | Walker 1864 | List Specimens Lep. Ins. Brit. Mus., 29, 826. | Lep | | 4 | 624 | | No | No |

| Uzza | Distant 1909 | Ann. Mag. nat. Hist., (8) 3, 338. | Hem | | 4 | 624 | | No | No |

| Vaalimyia | Curran 1926 | Ann. S. Afr. Mus., 23, 398. | Dipt | | 4 | 624 | | No | No |

| Vabsaris | Cameron 1903 | Entomologist, 36, 96. | Hym | | 4 | 624 | | No | No |

| Vacchellia | Caporiacco 1935 | Mem. Soc. ent. ital., 13, 1934, 192. | Arachn | | 4 | 624 | | No | No |

| Vacciniina | Tutt 1909 | Ent. Rec., 21, 108. | Lep | | 4 | 624 | | No | No |