PATELLA. 



Plate XXIII. 



Species 57. (Fig. a, b, c, Mus. Ciuning.) 



Patella nigro-punctata. Fat. testa ovata, elevato- 

 coHvexd, ad apicem sttbmucronatd, radiatim rugoso- 

 liratd; sordide cinered, pallide cameo tincta, obscure 

 latiradiatd, Uris punctis nigris oblongis gemmatis, in- 

 fiis ftilvo-ciuereu, interdum conspkue olivaceo radiatd. 



The black-dotted Limpet. Shell ovate, elevately con- 

 vex, rather pointed at the apex, radiately rugosely 

 ridged ; dull ash-colour, pale flesh-tinted, obscurely 

 broadly rayed, ridges beaded with oblong black dots, 

 interior fulvous-ash, sometimes conspicuously olive- 

 rayed. 



Rah. Cascaes Bay, Portugal. 



A raised subacuminately convex species, rayed in a very 

 characteristic manner with oblong black bead-like dots. 



Species 58. (Mus. Cuming.) 



Patella striata. Pnt. ovato-orbiculari, pecuUariter 

 compresso-depressd, apice mitmto, antice inclmato, 

 Uris tenuibus fiiniculatis snbirregulariter dense radi- 

 atd ; nigrd, macnlis parms albis interdmii indistiucte 

 radiatd, iiitus cmrulescente-albd, medio fascescente 

 tinctd, margine nigro late limbato. 



The striated Limpet. Shell ovately orbicular, pecu- 

 liarly compressly depressed, with the apex minute, 

 inclined anteriorly, somewhat irregularly densely 



rayed with thin cord-like ridges ; black, sometimes 

 faintly rayed with distant small white spots, interior 

 bluish-white, stained with brown in the middle, mar- 

 gin broadly edged with black. 



Fatelloida striata, (iuoy, Voy. de TAstrolabe, vol. iii. p. 

 353. pi. 71. f. 8-11. 



Hob. Philippine Islands ; Cuming. 



Of a peculiai' convexly depressed form, with a very 



small apex, rayed with numerous fine corded ridges, 



black, obscurely rayed with white spots, unusually broadly 



black-bordered on within. 



Species 59. (Mus. Cuming.) 



Patella undato-lirata. Pat. testa ovatd, subacute 

 convexd, versus apicem antice subinclinaid, profuse 

 liratd, Uris tenue crenulatis et pecuUariter undulatis, 

 CfBridescente-plnmbed, intus eodem colore, subiridescente. 



The wave-ridged Limpet. Shell ovate, rather sharply 

 convex, a little inclined anteriorly towards the apex, 

 profusely ridged, ridges finely crenulated and pecu- 

 liarly waved, bluish lead-colour, interior the same co- 

 lour, rather iridescent. 



Hab. Sandwich Islands ; Dr. Newcombe. 



In fomi this species is sharply convex, inchned ante- 

 riorly towards the apes, from which point it is rayed with 

 numerous thinly waved ridges. In colour it is within and 

 without of a bluish-lead. 



December, 185-1. 



