456 



spira. producta ; aufractibus angulatis, ad suturam excavatis, ad 

 angulum sub -coronatis : apertura triangularis lsevi ; columella 

 triplicata ; umbilico mediocri ; colore fusco, vel fulvo tseniato. 



Prom the sands at iVlgoa bay. Turreted, smooth, with distant and 

 very obsolete ribs, the whorls of the spire are very deeply exca- 

 vated near the suture. Of the two specimens collected by 

 Mr. Cuming, one is entirely brown, and the other is beautifully 

 lineated. 



58. Cancellaria costifera (pi. xcv. f. 65, 66, 71), 

 Sowerby, Conch. Illustr. f. 31. 



C. testa turrita, oblongo-ovali ; costis distantibus, subcrenulatis, 

 validis, ad angulum anfractuum elevatis : spira acuminata, aufrac- 

 tibus acute angulatis ; apertura interne obsolete costata ; postice 

 sub-angulata, colore pallide fulvo, vel interstitiis roseo, vel fusco. 



Taken in nine fathoms water, coarse sand, at the Island of 

 Burea ; by Mr. Cuming. The specimens figured in the Conch. 

 Illustr., were worn, dead shells. 



59. Cancellaria bicolor (pi. xciv. f. 49, 50; pi. xcv. 

 f. 69), Hinds, Voy. Sulph. Mollusca. p. 43. pi. 12. f. 13. 14. 



C. testa ventricosa, turrita ; spira brevi ; aufractibus contabu- 

 latis ; costis distantibus, crassis, crenulatis ; interstitiis hevibus 

 apertura subtriangulari, postice uniplicata, interne costata crassa ; 

 canali producto, umbilico triangulari ad marginem magno lsevi; 

 colore pallidissime fulvo, fusco late fasciato ; variat roseo. 



A ventricose, angular species, with a flat area on the upper part 

 of each whorl, a large umbilicus and triangular aperture. Nearly 

 white, with a broad brown band in the centre; which, in one 

 variety, is spread nearly all over the whorl. Another variety 

 is of a pink colour. 



From Catbalonga and the Island of Samoa. 



60. Cancellaria costata (pi. xcv. f. 60, 61. pi. xcvi. 

 f. 103), Gray ? Conch. Illustr. f. 42. C. rigida, Suwerby, Zool. 

 Pro. p. 53, inclusa. 



C. testa ventricosa, turrita rugosa spira brevi, anfractibus con- 

 tabulatis ; costis distantibus, crassis, rugosis ; ad suturam lami- 

 natis ; apertura subtriangulari, postice uniplicato, interne costata, 

 margine crassa ; canali producto ; umbilico magno, sulcato ; 

 colore aurantio, vel fusco nigrescente. 



This species resembles C. bicolor, but is rugose in every part. The 



