219 



Umbrella, 323. 

 Ungulina, 682. 

 Unicornus, 57. 

 Unio, 686, 688. 

 Uniopsis, 686. 

 Urcocoptis, 477. 

 Utriculina, 76. 

 Utriculus, 305, 306. 

 Vagina, 605. 

 Vaginella, 771. 

 Vaginula, 488. 

 Vaginulus, 488. 

 Vallonia, 456. 

 Valvarius, 97. 

 Valvata, 254. 

 Valve, 254. 

 Vanicoro, 256. 

 Velates, 162. 

 VeUetia, 510. 

 Velorita, 554. 

 Velutella, 255. 

 Velutina, 191,255, 256. 

 Venericardia, 661 . 

 Venerupis, 548, 



Venilia, 394. 

 Venus, 538, 540, 544. 

 Verania, 307, 795. 

 Vermetus, 257, 259, 262. 

 Vermicularia, 257, 258. 

 Vermicularius, 258. 

 Veronicella, 488. 

 Veronicellus, 488. 

 Vertigo, 472, 474, 477. 

 Vesica, 215, 307, 308, 504. 

 Vexillum, 55. 

 Vibex, 221. 

 Vidiantius, 483, 484. 

 Villiersia, 350. 

 Vitrea, 462. 

 Vitrella, 303. 

 Vitrina,109,431,433,444. 

 Vitrine, 444. 

 Vitrinus, 444. 

 Vitularia, 10. 

 Vivipare, 251. 

 Viviparus, 251 . 

 Volsella, 717. 



Voluta, 4, 18, 35,67,28:1, 



293, 486. 

 Volutella, 28, 84, 100. 

 Volutilitbes, 91. 

 Volvaria, 97,101, 304,500 

 Volvulus, 475. 

 Vortex, 457, 508. 

 Vulpecula, 96. 

 Vulsella, 731. 

 Westernia, 329. 

 Xenophora, 273. 

 Xenophoris, 273. 

 Xylopbaga, 591. 

 Xylotrya, 597. 

 Yetus, 82. 

 Yoldia, 620. 

 Zaria, 244. 

 Zephrina, 394. 

 Zierliana, 95. 

 Ziziphinus, 124. 

 Zonites, 433. 

 Zua, 468. 

 Zurama, 456. 



Printed by R. and J. E. Taylor, Red Lion Court, Fleet Street. 



