so 



Cardium ciliare. Pult. Cat. Dor/if. p. 31. 



Don. Br. ShcJh. i. t. 32. f. 2. 



Chan. Couch, vi. t. 17. f. 171. 172. 



Lijler Co?tch. t. 325. f.l62.—Gmlt. t.72. C. 



Turt. Lin. iv. p. 202. 

 Cardium parvum. Da Dojla. p. 177. 



C. with an orbicular, thin, delicate fliell ; with about 

 eighteen (harp ribs, furnifhed with very comprefTed 

 pointed fpines ; the grooves or furrows flat at the bottom, 

 and fomewhat glofly : colour generally white, but fome- 

 times partly yellowifl:!. 



This elegant fpecies is rather fcarce in England, though 

 it has been noticed on feveral of our fhores. We have 

 found it fparingly in Cornwall and DevonJJiire. Diameter 

 rarely above three-quarters of an inch. 



L^viGATUM. Cardium laevigatum. Lin. Syjl. p. 1123. 88. 



Gmel. Syji. p. 3251. 18. 

 Br. Zcol. t.51. f.40.— Pc-//x'. Gaz. t. 93. 



f. 12. 

 Da Cojla. p. 178. t. 13. f. 6. 6. 

 Pult. Cat. Dorfet. p.3l. —Gualt. UB2. A. 

 Don. Br. Shells, ii. t. 54. 

 Chem. Conch, vi. t. 18. f. 85. 86. 

 Lifter Conch, t. 332. i. 169.— LI. AngL 

 t. 5. f. 32. 

 Cardium oblongum. Gmcl. Syft. p. 3254. 34 ? 

 craffum. LL p. 3254. 35? 

 fluviatile. Id. p. 3255. 40, 



C. with 



