7 



No. 



82 C. biangulatum, Sow. Zool. Journ iv. p. 367- Cun. Illus. 



f. 2. St. Elena, Mr, Cuming. 



83 planicostatum, Sow. Zool. Proc. 1833. p. 83. Con. Illus. 



f. 2.5. Guacomayo. Mr. Cuming. 



84 C. fornicatum, Sow. Jun. ZooL Proc. 1840. Con.IUus. f. 50. 



85 C. imbricatum, Sow. Jun. Zool. Proc. 1840. Con, Illus, 



f, 48. Swan River. 



86 C, Unedo, Litm. Syst. Nat, p. 1123. Chemn.Conch. t. 16, 



f. 168, 169. Ceylon, 



87 C. Fragum, Linn. Syst. Nat. p. 1123. Chemn. Conch, t. 



16, f. 166, 167. Red Sea. 



88 C, Hemicardium, Linn. Syst. Nat. p. 1121. Chemn. 



Conch, t. 16, f. 159, 161. Indian Ocean. 



89 C. tumoriferum. Lam. Anim, sans vert, t. 6, p. 15. Con. 



Illus. f. 22. New Holland. Ribs narrower and 

 tubercles smaller than in the last. 



90 C. obovale, Soto. Zool. Proc. 1833. p. 84. Con, Illus, f. 4, 



Xipixapi. Mr. Cuming. 



91 C. subretusum, Sow. jun. Zool. Proc. 1840. p. 84, Con, 



Illus, f. 24, 



92 C, retusum, Linn. Syst. Nat. p, 1121, Chemn. Conch. 



t, 14, f. 139, 140, Suez, Arabia. 



93 C. Auricula, Forskdll. Fauna Arabica, f, 122, No. 52. 



Con. Illus. f, 47. Suez, Arabia. 



94 C, Dionseum, Sow. Zool, Journ. iv. p. 367. Beech. Zool. 



t. 42, f. 6, 6. Con. Illus. f, 52. S, Pacific Ocean, 



95 C. Cardissa, Linn. Syst, Nat, p, 1121, Sow. gen. of Sh, 



f. 5, test, jun, (C, Dionaeum) Con. Illus. f. I. 1,* 

 (C, unimaculatum,) f.l,** S, Pacific Ocean. Nearly 

 equilateral. 



96 C. Junoniae, Lain. Anim, sans vert, t. 6, p. 17. Chemn. 



Conch, t. 14, f. 147, 148, C. Humanum, Wood. 

 Indian Ocean, Posterior side concave. 

 . 97 C. inversum, Lavi. Anim, sans vert, t, 6, p, 17. Chemn. 

 Conch, t, 14, f, 149, 150. Indian Ocean. Anterior 

 side concave. 



