24 



those which fell into the Author's hands, in 

 less than a year, he paid above 100J: they 

 were generally brought to him by sailors be- 

 longing to ships that went there for seal skins. 

 It may be remarked, that the lepas of these 

 seas, as well as many of the other shells, differ 

 from the same species in the Atlantic, particu- 

 larly the limpets, muscles, and clams. 



STILL farther north, with the exception of 

 some rare trochi and muscles from Nutka 

 Sound, no shells of any interest have reached 

 this country. 



IN crossing the Pacific, the Sandwich islands 

 are frequently visited; the shells from whence 

 are in great request. This cluster is surround- 

 ed by large coral rocks, amongst which is a 

 fishery for the Seche de Mar, (Sea Grub), 

 for the Chinese market. A ship lately from 



