Bull. U. S. F. C. 1890. Lamellibranchiate Moliusks. ^To face page 436.) 



Plate XCIV. 



Ig 



.V 



epc 



pfx 



Pa^. 



afr 



'i 1^. 



> -.rv ■- 



>|-^ '* 



sn' 



^^-pL 



X. 



s.. 



Ig 



"ma^ 



Fig. 96 





me 



:;;;.,-^>^ 



me 



KeUoc/fj del. 



Fig.97 



