INDEX TO NEW GENERA AND SUBGENERA. 
15 
TJlotrichodes, Ragonot, Ins. 252 
Uranotsenia, Arribalzaga, Ins. 264 
Urococcyx, Shelley , Aves 51 
Uroloba, Walsingliam, Ins. 261 
Urostola, Meyrich , Ins. 244 
Urothoides, Stebbing, Crust. 15 
Usofila, Marx , Arachn. 9 
Vagenoarium, Borgert , Prot. 11 
Vaillantoonia, Meunier , Pisces 37 
Valerius, Kuwert , Ius. 110 
Vanderwulpia, Townsend , Ins. 274 
Velocipeda, Bergroth , Ins. 281 
Verroides, Kuwert , Ins. 110 
Vesperoctenus, Bales, Ins. 157 
Vetelia, Arneghino , Mamm. 52 
Vibracella, Waters , Pol. 6 
Viscosia, Man, Verm. 44 
Vitellinus, Kuwert , Ins. 110 
Volvulella, Newton , Moll. 72 
Vossia, Brunner , Ins. 309 
Waagenoceras, Gemmellaro , Moll. 
53 
Weisea, Semenow, Ins. 135 
Xanthodexia, TFwZp, Ins. 274 
Xanthus, Dietz , Ins. 150 , 
Xenica, Brunner , Ins. 309 
Xenodromius, Bates, Ins. 95 
Xenogaster, TFasmann, Ins. 100 
Xenomystax, Gilbert, Pisces 31 
Xenopsaris, Rid g way, Aves 68 
Xestophrys, Redtenbacher, Ins. 309 
Xiphidiopsis, Redtenbacher , Ins. 309 
Xotoprodon, Arneghino, Mamm. 36 
Zeuxippus, Thor ell , Arachn. 17 
Zobia, Saalmuller , Ins. 233 
Zophocrinus, Miller, Ecb. 90 
Zorzines, Druce , Ins. 237 
Zygites, Moll. 96 
' Zygobothria, M7 /j, Ins. 274 
END OE THE TWENTY- EIGHTH VOLUME. 
Simmons & Botten, Printers, Shoe Lane, London, E.0. 
