PATELLA. 



Plate XIV. 



Species 30. (Fig. a, b, Mus. Cuming.) 



Patella clathratula. Pat. testa rotnniato-ovatd, siih- 

 conoided^ aplce mitice subinclinato, liris siMUihus pro- 

 fuse radiatd, striis concentricis clathratd ; intense ci- 

 nereo-olivaced, immaciilatd, intus pallide oUvaceo-ci- 

 nered, margine satiiratiore, nucleo fulvo. 



The finely latticed Limpet. Shell rotuntlately ovate, 

 subconoid, apex a little inclined anteriorly, profusely 

 rayed with fine ridges, latticed with concentric strife ; 

 dark ash-olive, unspotted, interior light olive-ash, 

 darker at the margin, nucleus fulvous. 



Uali. Isle of Juan Fernandez ; Cuming. 



Of a regular conoid form, finely latticed throughout, 

 and of a uniform dark cinder-olive colour. 



Species 31. (Fig. a, h, Mus. Cuming.) 



Patella granulakis. Pat. testa ovatd, a/dice paul/dun/. 

 contructd, siibconoided, apice antice leviter incliiiato, 

 dense radiatim liratd, liris irregidaribus, plus minus 

 prominentibus, nifide squamato-imhricatis ; nigricante- 

 cinered, squamis albis, intus late fusco-tnarginatd, de- 

 lude caridescente, nudeo rnfo-castaneo, limbo hie illic 

 albo denticidato. 



The granular Limpet. Shell ovate, a little contracted 

 anteriorly, subconoid, apex slightly inclined in front, 

 densely radiately ridged, ridges irregular, more or 



less prominent, neatly squamately imljricated ; black- 

 ish-ash, scales white, interior broadly brown-edged, 

 then bluish, nucleus reddish-chestnut, edge denticu- 

 lated here and there with white. 



LlNN.^iUS, Syst. Nat. (12th edit.) p. 1258. 

 Patella denticulata, Martyn. 



Hab. Cape of Good Hope. 



Singularly characterized by a profusion of white prickly 

 imbrications, upon a dull dirty ash-black ground. 



Species 32. (Fig. a, b, c, Mus. Cuming.) 



Patella lugubris. Pat. testd ovatd, convexivscidd, apice 

 antice leviter incliiiato, dense rude costatd et liratd, et 

 nodose rnuricato-squamatd ; sordide ulbd, intense nigra 

 tinctd et maculatd, intus fulvo-albd vel plumbeo-caru- 

 led, margine late serrato. 



The mournful Limpet. Shell ovate, moderately con- 

 vex, apex slightly inclined anteriorly, densely rudely 

 ribbed and ridged, and nodosely prickly-scaled ; dull 

 white, stained and blotched with intense black, in- 

 terior fulvous-white or lead-blue, margin broadly ser- 

 rated. 



Ilab. Island of St. Vincent's, West Indies. 



An irregularly roughly ribbed shell, covered with short 

 prickly-scaled nodules. Of a dull white ground, more or 

 less stained and blotched with intense black. 



October, 18.54. 



