304 



INDEX. 



Troplion 196 



Truncatella 172 



TUNICATA 1 



Turritella 156 



TurritellidcB . . . . .154 

 Turtonia 78 



Unio . . 

 Unionidce 



87 



Yalvata 141 



Yelutina 178 



Velutinidw 178 



YeneridcB 61 



Yenerupis 272 



Yenus 65 



Yitrina ' 238 



Xylophaga 16 



Zonites . 246 



Zua ■ 251 



Carded 



JOHiS' EDWAED TAYLOE, PEINTEE, 

 LITTLE QXJEEJf tJTKEET, LINCOLN'S INN FIELDS. 



