150 TELLINA. 



MULTANGULAR TELLEN. 



11. Tellen multangula. T. testa ovata, subventricosa, incequivalvi, de- 

 cussatim striata, anterius sinuata ; cardinis dente primario in sinistra 

 valva solitario jisso, in altera duobus. Linn. Gmel. p. 3230. 



Shell oval, of unequal valves, somewhat veutricose, with decussated striae, 

 and grooved before ; hinge with a single primary cleft tooth in the 

 left valve, and two in the other. 



Chem. Conch. 6. pi. 9. f. 77. 



This is a rough, inflated shell, of a whitish ash 

 colour, thickly striated transversely, and crossed, with 

 finer strisg, longitudinally ; it is about an inch and three 

 quarters long, and two inches and a half broad. 



Inhabits the shores of Tranquebar. 



PAPER TELLEN. 



12. Tellina papyracea. T. testa tenui, ovata, ventricosa, transversim 



striata, anterius plicato-rugosa ; cardinis dentibus lateralibus nullis, 



primariis duobus. Linn. Gmel. p. 3231. 

 Shell thin, oval, ventricose, and transversely striated, with pleated 



wrinkles on the fore part; hinge without lateral teeth, but with two 



primary teeth. 

 Chem. Conch. 6. pi. 9. f. 78. Encyclop. Method, pi. 290. f. 14. 



A brittle, white shell, rounded at one end, and some- 

 what truncated and wrinkled at the other, with a con- 

 siderable flexure in the middle; smooth and white 

 within. Measures an inch in length, and an inch and a 

 half in breadth. 



Inhabits the Coast of Guinea, but is very rare. 



