Class VI. VENUS. FENUS-SHELL. 211 



' Moni. Test. Br. Sup. 48. 28. SUBSTRI- 



ATA. 



* V. with a shell transversely ovate, subpellu- 

 cid, concentrically wrinkled, wrought with faint 

 undulated, longitudinal stria; margin plain; 

 length half an inch, breadth somewhat more. 

 Frith of Forth ; rare. 



Lin. Tr. viii. 89. Mont. Test. Br. 127- t. 3./. 6. 29. perfo- 



RANS. 



* V. with a shell somewhat rhomboidal, the 

 fore part abrupt, wrinkled j the hind part stri- 

 ated transversely j hinge with three teeth, two 

 long ones bent, the third small ; length three 

 eighths of an inch, breadth five-eighths. 



Found by Mr. Montagu buried in limestone 

 at Pli/mouth. 



Mont. Test. Br. Sup. 49. 30. suB- 



RHOM- 



* V. with a subrhomboidal shell, rounded at 

 one end, abrupt at the other ; with irregularly 

 concentric wrinkles, decussated by fine longitu- 

 dinal strice. : ■ ■ . , , . 

 Frith oi Forth. 



p 2 



