Table A. — Showing the general range and distri 



Note. — The line of range is taken from the Isle of Wight north tofcive 

 geographical distances. Where there are breaks in the Is at 

 any given place. The last two columns show the furthe 



^-1 



f Ditrupa plana, Sow. sp 



Panopaea intermedia, Sow 



Corbula revoluta, Sow 



longirostris, Desk 



Cyrena cuneiformis, Sow 



obovata, Sow 



tellinella, Fer 



Cyprina Morrisii, Sow 



Cytherea obliqua, Desk 



ovalis, van. Sow. ? 



Cardium nitens, Sow 



Plumsteadiense, Sow 



, n. sp 



Pectunculus brevirostris, Sow 



Plumsteadiensis, Sow 



Nucula margaritacea, var. B, Desk. ... 



Modiola depressa, Sow 



elegans, 5*01^ 



^Ostrea Bellovacina, Lam. (0. pulchra ?) 



Calyptraea trochiformis, Lam 



Melania inquiuata, Def. 



Natica glauciuoides, Sow 



Hantoniensis, PilJc 



labellata, Lam 



Cerithium variabile, Desk 



Cancellaria laeviuscula, Desk 



Rostellaria Sowerbyi, Mant 



, n. sp 



Cassidaria striata, Sow 



Buccinum junceum, Sow 



Fusus tuberosus, Soiv 



, n. sp 



Pyrula tricostata, Desk. . 

 L Pleurotoraa comma, Sow. 



