136 
D. p. 1035,-- Don. t. 171.—Mont. 488. ¢. 13. f. 11. 
—An Inst. t. 544. f. 32.?—Caputus M. F. p. 364, 
—Subpellucid, subconic, white, finely striated both 
ways so as to give the shell a somewhat cancellated 
appearance ; vertex mueh reflected, recurved and 
tnrned to one side, descending almost to the edge of the 
shell; aperture round and even; inside glossy white; 
epidermis brown and pilose. 2. Rare, Weymouth. 
Grenus.—CALY PTREA. 
Conoid, the summit vertical, imperforated and pointed ; 
internal cavity with a spiral septum or a convolute 
chamber. 
*C. Cuinensis. F. p. 362.— Pate ua C. Lin. 1257. 
—Mont. p. 489. t. 18. f. 4.—D. p. 1017.— Mart. f. 
121,2.— Lust. t. 549. f. 39.—P. Arriva. Don. t. 129. 
—C. Lavieata. Lam. 2.—Very thin, subpellucid, 
subconic, pale brown or whitish, much compressed and 
rounded at the margin; vertex central, terminating in 
a very small subspiral volution; slightly wrinkled con- 
centrically and rough with short concave scales partially 
or entirely ; inside glossy, white, furnished with a sub- 
spiral columella extending from near the margin to the 
end and forming the external subvolution, which 1s 
* The CrepipuLa of Turtonin Zool. J. is not na- 
tive, being taken from the bottomof an American vessel. 
