22 



1410 Gryphaea, [fossil.] 

 1412 Ostrea edulis. 



East Indies. 

 Sumatra. 

 West Indies. 



do. 

 China. 

 East Indies. 

 Pacific Ocean. 



East Indies, 

 do. 



1477 Placuna sella, 



1478 " papyracea, 



1479 " placenta. 



China Seas. 



do. 

 East Indies. 



1482 Anomia ephippium, 



New-York. 



