466 CYPR^A. 



Inhabits 



Shell about eight lines long and four broad, of a bluish white 

 colour on the back, and the base white. Martini has figured 

 only one pale brown obsolete transverse band, though in his 

 description he has used the plural number, and a few mi- 

 nute scattered ferruginous dots are represented. 



oniscus. 61. Shell ovate, ventricose, transversely 

 ribbed, with a broad dorsal groove, and the 

 ribs thickened at its edge ; aperture broad. 



Cypraea Oniscus. Lamarck Ann. du Mus. xvi. p. 103. 



Cypraea Pediculus, Var. 0. Gmelin, p. 3418. Schreibers 

 Conch, i. p. 76. 



Cypraea costata. Solander's MSS. 



Cypraea, No. 33. Schroeter Einleitung, i. p. 142. 



Bonanni Rec. and Kirch. 3. f. 239> Lister Conch, t. 706. 

 f. 55. Martini, i. t. 29. f. 306 to 308. Favanne, t. 29- 

 f. H3. 

 Inhabits the Adriatic Sea. Martini. 

 Shell sometimes near an inch long, and more than half as 



broad, varying from a flesh-colour to a brownish yellow. 



The longitudinal groove on the back is much broader than 



in C. sulcata, and the transverse ribs become rather abruptly 



tumid at its edge. Testudo is the name under which this 



species is mentioned by Klein, and several other of the older 



authors. 



sulcata. 62. Shell ovate, transversely ribbed with 

 a narrow dorsal groove, and black spots on 

 each side. 



Cypraea Pediculus. Lin. Syst. Nat. p. 1 1 80. Born Mus. 

 p. 193. Schroeter Einleitung, i. p. 129. Gmelin, p. 

 3418. Schreibers Conch, i. p. 76. Lamarck Ann.du 

 Mus. xvi. p. 103. 



Lister Conch, t. 706. f. 56. Gualter, t 15. f. R. Argen- 

 tine, t. 18. f. L. Martini, i. t. 29- f. 310, 311. Fa- 

 vanne, t. 29- f. H 1. Enc. Method, t. 356. f. 1 a. 

 Variety B. Shell white, ventricose, rounded at the base and 



margin. 



Cypraea Oryza. Lamarck Ann. du Mus. xvi. p. 104. 



Cyprasa nivea. Solander's MSS. 



Rumphius, t. 39. P. Gualter, t. 14. f. O, P. Petiver 

 Amb. t. 16. f. 22. 

 Variety C. Shell chestnut-brown with the back gibbous, and 



the base and margin blackish. 



