156 BIVALVES. 



striae. They are found buried in the sand or 

 fine gravel of the sea shore ; a few of them in 

 rivers and wet ditches. 



TELLINA Lingua Fdu.* 



CATS 5 TONGUE TELLEN. 



Specific character. Shell suboval, thickish, 

 somewhat angular at the anterior end, rough, 

 covered with pointed, rather arched erect scales, 

 disposed in a quincunxf order ; colour white, often 

 with pale pink rays, and the umbones of a fine 

 pink ; length about an inch and quarter, breadth 

 about an inch and three quarters. 

 It inhabits the Indian Ocean. 



TELLINA Radiata. 

 RADIATED TELLEN. 



Specfiic character. Shell ovate oblong, re- 

 flected at the anterior end, striated transversely, 

 highly polished ; colour sometimes wholly white, 

 more commonly white with red rays, or yellow 

 transverse bands ; the hinge is not central, it has 

 two small teeth in one valve, and one in the 

 other, and the lateral teeth are remote ; it is 



* Plate VII. figure 9. 



f Quincunx, disposed alternately as in rows of spots, the spots of 

 each row being opposite the space between two spots of the next 

 row : from Latin quinqwe, five, and unx, ounce, because the weight 

 representing five onnces was stamped thus *; 



