524 



INDEX. 



Tiirritella — Contimifd. 



internipta, 33 1 . 



reticulata, 318. 

 Turtouia luiiiuta, 85. 



U. 



Unio cariosiis, 172. 



coiuplaiiatus, 167 



niisiitiis, 169. 



ocliraceus, 173. 



radiatus, 170. 

 Utiiculus caualiciilatus, 



Gouldii, 217. 



perienuis, 218. 



219. 



Valvata pupoidea, 288. 



tricaiinata, 286. 

 Velutina haliotoidea, 334. 



heviyuta, 334. 



zonata, 335. 

 Venus Jiuctnosa, 136. 



genuna, 137. 



mercenaria, 133. 



notata, 135. 

 Vermetus lambricalis, 31G. 



radicula, 316. 

 Vertigo Boliesiana, 442. 



Gouldii, 440. 



Vertigo — Continued. 



milium, 441. 



ovata, 442. 



simplex, 444. 



venrricosa, 443. 

 Vitrina limpida, 394. 



W. 



Waldlicimia cranium, 211. 



X. 



Xylotrya fimbriata, 34. 

 palinulata, 35. 



Yoldia limatula, 154. 

 mya is, 160. 

 obesa, 155. 

 sapotilia, 159. 

 sili:pia, 156. 

 thraciailbrmis, 157. 



Zirfea crispata, 39. 

 Zonitcs fuliginosa, 454. 

 inornata, 453. 

 uppressa, 454. 



THE END, 



University Press, Cambridge : Printed by Welch, Bigelow, & Co. 



