Nos. Names. 



246. Mya arenaria, 



249. " hyalina, 



250. " mercenaria. 

 245. " truncata, 



Places. 



New-York. 

 Montauk Pt. N. Y. 



Ens^land. 



East Indies. 



Brazil. 

 Plymouth, Mass. 



South Carolina. 



District of Maine, 

 Great Britain. 



Massachusetts. 

 South CaroHna. 



327. Erycina cardioides, 



328. " donacina, 



Florida. 

 Arica. 



