155 



Fissurella picta 



Fissurella radiata 





viridula 





Graeca 







nodosa 



fascicularis 





Javanicensis 





lilacina 



depressa 







Barbadensis 



gibberula 





[There is also one fossil species.] 



PILEOPSIS. 



PATELLA UNGARICA. 



Mart. 1, tab. \%jig. 107, 108. 



This also is a separation from the Linnaean G. Patella. 

 The shell is an oblique sharp pointed cone, bent for- 

 ward, with a recurved, almost spiral summit, finely 

 striated longitudinally, and slightly wrinkled trans- 

 versely; aperture, a round oval; the anterior margin 

 shorter and sharper than the posterior; the base nearly- 

 round, more or less regularly crenated, and indented; 

 interior with a lengthened, arched, transverse, muscular 

 impression. 



