PATELLA, 



Plate XVII. 



Species 39. (Fig. a, h, c, Mus. Cuming.) 



P.iTELLA ROTA. Pat. testd depreiio-ovatd, mdice subat- 

 tetmatd, radiatim rwgoso-striatd vel Uratd, /iris in 

 testd juniore ohlongo-granoiis, deimle obsoletis ; lutes- 

 nente-albd vel plumbed, purpureo-fusco remote rndiatd, 

 intus argenteo-corned, medio interdum. mirantio-rufd. 



The wheel Limpet. Shell depressly ovate, anteriorly 

 subatteuuated, radiately roughly striated or ridged, 

 ridges in the young shell oblong-grained, then obso- 

 lete ; yellowish- white or lead-colour, distantly rayed 

 ■with purple-brown, interior silvery horny, sometimes 

 orange-red in the middle. 



Chemnitz, Conch. Cab. vol. .x. p. 330. pi. 168. f. 1619. 



Hab. Suez, Mozambique. 



Extremely variable in distinctness of character, the rays 

 in most specimens being almost obsolete. 



Species 40. (Mus. Cuming.) 



Patella ferruginea. Pat. testd oblongo-ovatd, untice 

 sttbattenuatd et midto iiwliimid, profunda elevato-con- 

 ve.vd, interdum subcompressd, obsolete uudato-Uratd, 

 liris suhdistantibus, lineis concent ricis dense circmn- 

 dcdd ; ferrugineo-cinered, intus intense arngineo-fuscd. 



The ferruginous Limpet. Shell oblong-ovate, a little 

 attenuated and much inclined in front, deeply ele- 

 vately convex, sometimes a little compressed, obso- 



letcly wave-ridged, ridges rather distant, densely en- 

 circled with concentric lines ; ferruginous ash, deep 

 bronze-brown within. 



Sowerby (Mus. Cuming). 



Patella Belessertii, Philippi. 



Hab. ? 



A subcompressed deeply raised shell, obscurely ash- 

 stained without, and of a rich dark bronze-brown within. 



Species 41. (Mus. Cuming.) 



Patella atramentosa. Pat. te-dd cratd, utrimpie siib- 

 attenuatd, elevatd, crussiusculd, rude obhiso-costatd, 

 costis irregularibus, obsolete tuberculatis ; albidd, atro 

 late 2irofuseJiuente, intus argenteo-luted, (Erngineo-fusco 

 tinetd, margine dentato, nigro-maculato. 



The inky Limpet. Shell ovate, rather attenuated at 

 both ends, raised, rather thick, rudely bluntly ribbed, 

 ribs irregular, obsoletely tubercled ; whitish, broadly 

 profusely flowing with jet-black, interior silvery yel- 

 low, stained with lironzc-brown, margin denticulated, 

 black-spotted. 



Hab. Cape Horn. 



A raised attenuately ovate species, with a characteristic 

 painting of broad flowing ink-streaks, white appearing in 

 the interstices at irregular distances. 



December, 18.54. 



