Class VI. PECTEN. SCALLOP. 223 



Lin. Tr. viii. 100. i.3.f. 5. Mont. Test. Br. 150, t. 4./. 4. 8. l^vis. 



smooth. 



P. with unequal ribbed ears; the rest of the 

 shell entirely smooth. Very small. 



Anglesey ; [also Falmouth and Salcombe bay. 



Lin. Syst. WAQ. No.20\.} Mont. Test. Br. 151. id. g. glaeer. 

 Gm. Lin. 3334. Sup. 5g. #. 28. /. 6. furrowed. 



Lin. Tr. viii. 101. 



P. with a very thin shell ; fifteen faint rays ; 

 equal ears. The inner side of the shells marked 

 with rays, divided by a single sulcus. 

 Anglesey. A scarce species. Small. 



Gm. Lin. 3232. Pecten fragilis. Mont. Test. 10. fragilis. 



Br. Sup. 62. 



( 



* P. with a white, fragile, subovate shell, of 

 equal valves, but unequal sides, with twenty- 

 five imbricated rays ; margin entire ; auricles 

 pointed ; length three quarters of an inch ; 

 breadth half an inch. 

 Taken by the trawl on the coast of Devon. 



