Class VI. VENUS. FENUS-SHELL. 211 



Mont. Test. Br. Sup. 48. 28. substri- 



ata. 



* V. with a shell transversely ovate, subpellu- 

 cid, concentrically wrinkled, wrought with faint 

 undulated, longitudinal stride; margin plain; 

 length half an inch, breadth somewhat more. 

 Frith of Forth ; rare. 



Lin. Tr. viii. 89. Mont. Test. Br. 127. t. 3.f. 6. 2 g. perfo- 



rans. 



* V. with a shell somewhat rhomboidal, the 

 fore part abrupt, wrinkled ; 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 Plymouth. 



Mont. Test. Br. Sup. 49. 30. S ub- 



RHOM- 



* V. with a subrhomboidal shell, rounded at 

 one end, abrupt at the other ; with irregularly 

 concentric wrinkles, decussated by fine longitu- 

 dinal stria. 

 Frith of Forth. 



p 2 



