XXX 



MYTILUS. 



Edulis, 109. 

 Galloprovincialis. (Sub- 



saxatilis, 109). 

 Pellucidus, HO,/. 105. 

 Exustus,f. 22. Young 



(Striatulus, 110). 



LITHODOMUS. 



Caudigerus (Lithopha- 

 gus, 111). 



PINNA. 



Ingens, 111. 



Pectmata (Fragilis,\ 1 1 ). 



Papyracea, 112. 



CRENATULA. 

 Travisit, 112. 



AVICULA. 



A. Tarent'ma (A. Hi- 

 rundo, 113,)/. 109. 



LIMA. 



Loscombii, Sowerby, 



(Bullata, 114). 

 Subauriculata, 114. 

 Aperta, 249. 



PECTEN. 



Maximus, 115. 

 Opercularis, 115. 

 Subrufus, 116. 

 Sinuosus, 116. 

 Glaber, 117. 

 Tumidus, 117. 

 Lcevis, 117. 

 Obsoletus, 118. 

 FarzW, 118. 

 Pusio, 119. 

 Islandicus, 119. 

 Aculeatus, 249, /. 30. 

 JVtweM*, 250. 

 Isabella, 250. 



OSTREA. 



Edulis, 120 (0. 



() The O. Hippopus of Lamarck, stated to be com- 

 mon on the French coast, but not mentioned by our own 



