ILLUSTEATIONS. 



Plate I. (Frontispiece.) 



1 & 2. Helix poraatia. — Apple or Vine Snail. 

 3 & 4i. Helix nemoralis. — Wood Snail. 



5. Helix aspersa. — Common Garden Snail, 



6. Helix Pisana. — Banded Snail. 

 Plate II. 1. Cardium ednle. — Common Cockle. 



2. Cardium rusticum. — Red-nose Cockle. 



Plate III. 1. My a truncata. — Gaper. 



2. Solen siliqua. — Razor-shell. 

 Plate IV. Isocardia Cor. — Heart-shell, or Oxliorn Cockle. 



Plate V. 1. Mytilus edulis. — Common Mussel. 



2. Ostrea edulis. — Oyster. 

 Plate VI. Pinna pectinata. — Sea-wing. 

 Plate VII. 1. Tapes pullastra. — Pullet. 



2. Venus verrucosa. — Warty Venus. 



Plate VIII. 1. Psammobia vespertina. — The Setting Sun. 



2. Mactra solida. — Trough-shell. 

 Plate IX. 1. Pecten opercularis. — Painted Scallop. 



2. Pecten maximus. — Scallop. 

 Plate X. 1. Haliotis tuberculata. — Ormer, or Ear-shell. 



2. Patella vulgata. — Limpet. 

 Plate XL 1. Buccinum undatum. — Whelk. 



2 & 3. Littorina littorea. — Periwinkle. 

 Plate XII. Pholas dactylus. — Picklock or Clam. 



