136 



b.p. 1035.- Don. t. 171. Mont. 488. t. 13. /. 11. 

 An List. t. 544. /. 32.? CAPULUS M. J^. p. 364, 

 Subpellucid, subconic, white, finely striated botli 

 ways so as to give the shell a somewhat cancellated 

 appearance ; vertex much 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* i. Rare, Wey mouth. 



GENUS. CALYPTREA. 



Conoid, the summit vertical, imperf orated and pointed; 



internal cavity with a spiral septum or a convolute 



chamber. 



*C. CHINENSIS. P.p. 362. PATELLA C. Lin. 1257, 

 Mont. p. 489. t. 13./. 4. D. p. W\7.Mart.f. 

 121,2. Zw*. t. 549./. 39. P. ALBIDA. Don. 1. 129. 

 C. L.EVIGATA, 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 is 



* The CREPIDULA of Turton in ZooL J. is not na- 

 tive, being taken from the botlomofan American vtsseL 



