281".— Conical Exogyn. 



2879.— CluneseWindow Oyster. 



SSTf/— CockVcomb Oyster. 



2882.— Bony Appendage of Anomia. 







2883.— Anomia Sqnamata. 



2869.— Cnming*8 Placnnanomia. 



2«8I .-Saddle Anomia. 



No. 83. Vol. II. 



[thb museum of animated NATUKE.] 



257 



