INDEX. 



Turbinidae, 3-5. 

 Turritellidae, 26. 



Umbonella, 36. 

 Unionidse, 71. 

 Uvanilla, 35. 



Valenciennesia, 4- 

 Vanuxemin, 70. 

 Veneridse, 77. 



Vermetidse, 2; 

 Vemetus, 25. 

 Vibex, 27. 

 Vitularia, 15. 

 Vitulina, *61. 

 VolutidfP, 16. 

 Volvulina, 51. 



Woodia, *76. 



Woodwardia, 38. 



Xanthonyx, *42. 



Xylophaga, 80. 

 XylophagelJa, 80. 



Ziziphinus, 36. 

 Zospeum, *-16. 

 Zygospira, *58. 



PR1XTKD BY VIRTUK AND CO., CITY ROAD, LOJfDOlV. 



