WORMS. TESTACEA. 84* Patella. 585 



Vmbellata. Shell entire, roundifh, diaphanous, depreffed, with yel- 

 iowifh rays within: crown pale yellow: margin 

 very acute. 



Da Cofia Conchol. tab. I. fig* $* /. 5./I 5. 



Mufs. lefs. tab. 6. fig. 5. Fa-van* conch. I. /. 3. H. 



Chemn, conch. 10. tab. l6g. fig. 1645, 1 646. 



Da<vil. catal. raif, tab. z.fig. A t 



Inhabits the Itidian Ocean : 4 inches 3 lines long. 



Shell. rough with raifed dots on the infide ; the margin rarely 

 denticulate. 



Pujtulata. Shell thin, oval, depreffed, radiate, white dotted with? red, 

 within fmooth. 



Helbllngabh. Bohem. 4. tab. f.f. 12. 

 Inhabits— -Shell 6 lines long. 



Symmetrica Shell ovate, conic, folid, brown divided into partrons by 

 perpendicular white lines, within fmooth, white: 

 margin cut arch wife. 



Helbling abh. Bohem. 4. tab, I. fig. 13, 14. 



Inhabits— — 6 lines long. 



Shell with perpendicular lines of different fizes: crown central: 

 internal margin varied with alternate white and brown dots? 



Citrina, Shell ovate, convex, with very fine decuiTate ftrise, white 

 with 2 broad yellow band?, within whitifh with a 

 milk-white bottom: crown brownifh. 

 Katmner conch. Rudolfl. tab. 2. fig. 6. ' 

 Inhabits— ——Shell folid, an inch and 10 lines long* 



Capensis. Shell oval with decuiTate Arise, the longitudinal ones alter- 

 . nately brown and white, within fomewhat perlaceous 



with a white bottom. 

 Argenv. conch, tab. to. fig. O. 

 Kajhmer conch. Rudolji. tab. 2. fig. I, 2. 

 inhabits the Cape of Gccd Hope : if inch long. 

 Shell fmooth within j the brown iiri<e are broader, about 9 — I *y 

 and violet within, the white ones yellow within. 



t 



Anomala. Shell coarfe, brown, orbicular, with a fubmargmal crown. 

 Mull. Zool. Dan. 1. tab. £. fig. 1 — 7. 

 Inhabits the deeps of the Norway fe as. on rocks and dead tefta- 



ceous ilubftances ; probably not of this Genus. 

 Shell minute, rough with very line raifed dots, fcmetimes cinere- 

 ous, beneatn blue: inhabitant confifting of 2 reddiih toivh 

 tv.ilied mafles fringed down the whole length, the fringes- 

 VOL, Wt — 4 E eon** 



