220 Mr. Webster on the Strata lying over the Chalk. 



Fossils found at Harwich in Essex. 



Names given by Lamarck, 



Patella spirorostris 

 Fissurella labiata 



- - - emarginula 

 Calyptrea sinensis 

 Eburna glabrata 



Ampullaria rugosa 

 Natica canrena 

 - - glaucina 

 Mactra 



Venericardia senilis 

 Lucina 



Pholas crispata 



Linnean Names. 

 Patella ungaria 



- - - IsEvis 



fusca 



Patella 



fissura 



- - - sinensis 

 Buccinum glabratum 

 Murex corneus 



- - - erinaceus 



- — contrarius 

 Trochus sulcatum 



- - - - alligatus 



Area senilis 

 Venus gallina 

 Solen siliqua 



Ostrea deformis 



Pecten plebeius 



infirmatus 



Balanus 



Some of these however may belong to the lower marine blue clay. 



