156 CATALOGUE OF SHELLS. 
Gen. CERATISOLEN ForBEs. 
1. C. Legumen L. Mr. Strickland. 
Britain. 
Gen. Macuara GOULD. 
1. M. Polita Wood. 
Bay of Bengal. 
2. M. Nitida. 
Newfoundland. 
8. M. Costata Gould. 
Essex Co. Massachussets. 
Gen. SoLecurtus BLAINvVILLE. 
1, S. Antiquatus. 
Gen. Novacutina Benson. 
I. N. Gangetica B. 
a Calcutta. 
b Tenasserim River. W. Theobald, Jnr. 
Fam. XVIII. Myaciwz. 
Gen. Mya Linn2vs. 
1. M. Arenaria L. H. E. Strickland. 
Britain. 
2. M. Truncata L. H, E. Strickland, 
; Britain. 
b, Montrose (with siphonal tube.) Mr. Mitchell. 
