ns 



a part of the same stratuin upon the opposite coast. 

 The specimens fig'urcd 1 and 2 are 'roni Bramble's Chine 

 on the Isle of Wight, collected by Prof. Sedg'wick of 

 Cambridg-e. Fi^. 3 is from one given me by Miss Be- 

 minster from near Christchurch. For fig. 4 I am in- 

 debted to Charles Lyell Esq. jun. the son of my Botanical 

 Friend often mentioned in English Botany, who ob- 

 tained it from a Brickiln at Lyndhurst in Humpsbire. 

 It is a scarce British shell. 



