10 



46 Cane, costata Gray, Conch. Illustr. i". 42. Shell oblong, 



fulvous varied and banded with dark brown, longitudi- 

 nally ribbed and transversely striated ; spire acumina- 

 ted, volutions six, wdth a flat, sharp-edged space at the 

 upper or posterior part ; ribs distant, sharp-edged an- 

 teriorly, contmuing obliquely over the flat space to the 

 suture ; aperture subtrigonal, outer lip slightly grooved 

 within; columella with two distinct and one very 

 small plait, lip a little rugose ; umbilicus rather large ; 

 length 095, breadth 0-7. 



47 Cane, goniostoma nobis, Conch. Illustr. f. 43. Chemn. 



iv. Vign. 37 f, a. b. c. Z. P. 1832, p. 51. A single 

 specimen was brought up from a sandy bottom 

 in eight fathoms water at Conchagua by Mr. 

 Cuming. 



48 Cane, trigonostoma nobis, Conch. Illustr. f. 44. Del- 



phinula trigonostoma Lam. vii. pt. ii. p. 231. Shell 

 pyramidal, acuminated, white or pale brown; volu- 

 tions five, flat and spirally striated on the upper part, 

 the edge of which is strongly keeled and crenated ; 

 slightly longitudinally ribbed and spirally striated on 

 the lower part; aperture triangular, with a distinct 

 varicose edge, and three small plaits on the columella; 

 umbilicus very large, crenated at the edge; length 

 0-9; breadth 0-75. Ceylon. 



Obs. It is remarkable that in this shell, which is the 

 Bordstrappe of the Dutch Conchologists, the inner 

 edge of the volutions are set against the edge of 

 the umbilicus. 



G. Odell, Printer, 69, King-street, Golden-square. 



