the oyster), which are found at Cadiz and in the 

 Mediterranean, especially at Cett*?, ^Marseilles, 

 and G^noa, are desirable. When at Mogador, 

 I found many g^ood limpets, and scarcely any 

 thing else worth notice, except some muscles 

 and land-shells*, which I persuaded the floors 

 to bring from the Interior. We receive many 

 varieties of land-sheUs-f, (some of which are 

 lai^, and particularly in request), from the 

 Gambia and the interior of Senegal. At Go- 

 ree, and along the African coast many varieties 

 of shells occur, as well as to the southward, at 

 Sierra Leon, and more especially Cape Palmas, 

 the Gold Coast, and Eight of Benin. From the 

 islands, St. Thomas's, Annabona, and the 

 coast about Loanga, very good shells have 



* Scail shells, 

 j The animals constitute an article of food; and I have often 

 seen snails, boiled in their shells, serred up with rice, in vari- 

 ous pOTts in the Mediterranean. 



