CARDITA.— Plate VIII. 



Species 41. (Mus. Brit.) 



Cardita angisulcata. Card, testd ovatti, rubido-fusco 

 tinctd et variegatd ; radiatim costatd, costis und vel 

 duabus et viginti, planis, latiusculis, approximatis, in- 

 terstitiis angustis, profundi incisis ,• costis umbones 

 versus annulato-serratis, hie et illic squamiferis, 

 squamis erectis. 



The narrow-grooved Cardita. Shell ovate, stained 

 and variegated with reddish brown ; radiately rib- 



bed, ribs one or two and twenty in number, f 

 rather broad, and closely approximating, the int 

 stices being narrow and rather deep ; ribs annulat 

 serrated towards the umbones, here and there sce 

 scales erect. 

 Reeve, Pro. Zool. Soc, 1843. 



This species may be easily recognised by the nan 

 and deeply-cut interstices between the ribs, which 

 unusually flat towards the margin. 



