CYPE^A.— Plate XXIII. 



latera, marmoratd et punctata, dorso maeulis senis ni- 

 gricantibus ornato. 



The louse Coweey. Shell ovate, rather ventricose, 

 sides slightly margined, back grooved down the mid- 

 dle, nodulous on each side, vrith numerous rather 

 fine ribs diverging from the nodules ; fleshy white, 

 marbled and dotted, especially towards the sides, 

 with pale brown, back ornamented with sis black 

 blotches. 



LiNNEUS, Syst. Nat. (12th edit.) p. 1180. 

 Cypraa sulcata, DiUnyn. 

 Trivea pediculus. Gray. 



Hab. West Indies. 



Linnaeus may have confounded two or three species 

 under this head, but I think his specific name should be 

 reserved for that which is without doubt the tj'pe of the 

 group. 



Species 132. (Mus. Cuming.) 



Cype^sa F0EM03A. Ci/pr. testd globosd, tenui, subinjlatd, 

 latere dextro submarginato, undique trafisversim creber- 

 rime tenuicostatd ; roseo-albicante, sertceo-nitente, dor- 

 so carneo-fuscescente palUdissiine tincto, basi albd. 



The beautiful Coweey. Shell globose, thin, rather in- 

 flated, right side slightly margined, transversely 

 very closely finely ribbed throughout ; pinkish white. 



shilling like sUk, back very faintly stained with fleshy 



brown, base white. 

 Gaskoin, Pro. Zool. Soc. 1835. 

 Hab. Cape of Good Hope. 



A very characteristic species distinguished from the C. 

 Eitropaa by its globose and more inflated growth and finer 

 ribs, whUst there is a marked peculiarity in the delicacy of 

 its colouring. 



Species 133. (Mus. Saul.) 



Cype^a depaupeeata. Oypr. testd suborbiculari, de- 

 pressd, lateribus dilatatis, snbincrassatis, extremitatibus 

 retusk, dentibus subtilibus, dorso medio litieari-sukato, 

 cost is subdistantilus utrinque divergentihus ; pallide 

 cinereo-fuscd, immacnlatd, basi carneo-tinctd. 



The impoveeished Coweey. Shell nearly orbicular, 

 depressed, sides dilated, rather thickened, extremities 

 retuse, teeth fine, back linearly grooved down the 

 middle, with rather distant ribs diverging on each 

 side ; pale ash-brown, unspotted, base flesh-tinged. 



SowEEBY, Conch. Ulus. Cypreeadse, no. 130. f. 49. 



Hab. ? 



Allied to the C. radians, but differing in that the dorsal 

 groove is perfectly linear, without nodules on either side ; 

 and it is of a paler ash colour. 



