372 



INDEX TO THE GENERA. 



Trochammina, 335 

 Trochilium, 350 

 Trochobola, 136 

 Trochodota, 287 

 Trochostoma, 287 

 Trochus, 81 

 Trogoderma, 163 

 Trogophlseus, 184, 342 

 Trogosita, 171 

 Trophon, 72 

 Tropidocera, 304 

 Trox, 351 

 Truncatulina, 338 

 Trypanoscyllis, 345 

 Tryphera, 126 

 Tryphon, 102 

 Tubicinella, 274 

 Tubiclava, 318 

 Tubifex, 284 

 Tubucellaria, 296 

 Tubularia, 319 

 Tubulipora, 299 

 Tularthrium, 167 

 Turbo, 8 1 

 Turbonilla, 74 

 Turdus, 347 

 Turnagra, 27 

 Turritella, 76 

 Tursiops, 27 

 Tychanopais, 212 

 Tychanus, 211 

 Tylos, 265 



Tympanopalpus, 197 

 Typhcea, 165 

 Tyrogetus, 176 

 Tyroglyphus, 354 

 Tyrus, 176 

 Tysius, 208 



ULIODON, 238 

 Uloma, 186 

 Ulomotypus, 186 

 Ulonotus, 168 

 Uniofera, 292 

 Upeneichthys, 41 



Upogebia, 253 

 Uranotoenia, 138 

 Urocentrum, 329 

 Urodynamis, 29 

 Uroleptus, 328 

 Uronema, 330 

 Uropetala, 230 

 Uropoda, 246 

 Uroptychus, 252 

 Utethesia, 349 

 Uvella, 332 

 Uvigerina, 337 



VAGINICOI.A, 329 

 Vaginulina, 337 

 Vallonia, 349 

 Valvulina, 336 

 Vanessa, 103 

 Vanicella, 120 

 Velella, 317 

 Venericardia, 93 

 Venerupis, 90 

 Venusia, 108 

 Vermicularia, 76 

 Vermilia, 282 

 Verneuilina, 336 

 Veronatus, 158 

 Veronicobius, 165 

 Vibilia, 256 

 Vidanus, 179 

 Virgularia, 316 

 Virgulina, 336 

 Vitiacus, 169 

 Volsella, 94 

 Vorticella, 328 

 Vosmaeropsis, 322 

 Votum, 192 

 Vulpicula, 74 



WAKEFIELDIA, 150 

 Walckenaera, 354 

 Walteria, 323 

 Webbina, 336 

 Whitea, 179 



XANTHAGRION, 230 

 Xanthia, 104 

 Xantho, 248 

 Xantholinus, 183, 351 

 Xanthorhoe, 108 

 Xenanthribus, 221 

 Xenicus, 29 

 Xenocnema, 218 

 Xenogonus, 161 

 Xenophora, 79 

 Xenoscelis, 172 

 Xerostygnus, 343 

 Xesta, 65 

 Xestoleberis, 268 

 Xiphias, 43 

 Xiphidium, 231 

 Xiphocharis, 255 

 Xiphydria, 103 

 Xouthous, 271 

 Xuthodes, 193 

 Xylochus, 188 

 Xylostygnus, 140 

 Xyloteles, 194 

 Xysticus, 243 



YPONOMEUTA, 122 



ZABRONOTHUS, 148 

 Zapyrastra, 121 

 Zaus, 271 

 Zeacalles, 214 

 Zeadolopus, 342 

 Zeaglophus, 156 

 Zeamordella, 191 

 Zelandius, 179 

 Zenatia, 90 

 Zeopcecilus, 145 

 Zestocormus, 101 

 Zeus, 45 

 Ziphius, 26 

 Zolodinus, 186 

 Zolus, 148 

 Zoothamnium, 329 

 Zorion, 193 

 Zosterops, 28 

 Zygomyia, 134 







* 



(J LONDON 



Printed b^^TRANGEWAYS AND SONS, Tower Street, Cambridge Circus, W.C. 



