779 
PATELLA. 
is about the fize of a walnut; and is found in the Euro¬ 
pean and Northern Teas. 
136. Patella teftudinaria: fhell very entire, acute, 
fmooth, glabrous. It inhabits the Indian and Northern 
leas in numerous varieties. 
137. Patella teftudinalis: fhell very entire, ovate, and 
ftriate; a variety has its crown obtufe, and nearly cen¬ 
tral. It inhabits the feas about Greenland, among fuel. 
138. Patella comprefla : fhell very entire, oval, oblong, 
ftriate, fmooth, comprefled on the back. It inhabits In¬ 
dia, and is about four inches long. 
139. Patella ruftica : fhell very entire, conic, with fifty 
obtufe ftriae. 
140. Patella fufea: fhell very entire, ovate, obtufe, 
with elevated ftriae. 
141. Patella notata : fhell entire, ftriate, with a fub- 
mucronate ereft crown, within white, with a black heart- 
fliaped fpot white in the middle. It inhabits the Medi¬ 
terranean. 
142. Patella cruciata ; fhell very entire, oval, fub-con- 
vex, browm, with a white crofs. 
143. Patella radians: fhell entire, oval, pellucid, de- 
refled, ftriate, horny, radiate, with black fpots. It in- 
abits New Zealand. 
144. Patella rota : fhell roundifh, the infide fomewhat 
filvery, the outfide with reddifh ftreaks and a yellowifh 
border. Inhabits the Indian and American feas. 
145. Patella umbellata : fhell entire, roundifh, diapha¬ 
nous, deprefled, with yellowifh rays within ; crown pale 
yellow, margin very acute. It is about four inches and a 
half long, and is found in the Indian ocean. 
146. Patella puftulata: fhell thin, oval, deprefled, radiate, 
white, dotted with red, within fmooth. 
147. Patella fymmetrica: fhell ovate, conical, fol'rd, 
brown, divided into partitions by perpendicular white 
lines ; within fmooth, white; margin cut archwife. 
148. Patella citrina : fhell ovate, convex, with very 
fine decuflate ftriae, white, with two broad yellow bands, 
within whitifh, with a milk-white bottom ; crown brown- 
ifh. 
149. Patella Capenfis: fhell oval, with decuflate ftriae, 
the longitudinal ones alternately brown and w'hite, with¬ 
in fomewhat perlaceous, with a white bottom. It inha¬ 
bits the Cape of Good Hope. 
150. Patella anomala: fhell coarfe, brown, orbicular, 
with a fubmarginal crown. It inhabits the deeps of the 
Norway feas, on rocks and dead teftaceous fubftances : 
and has been particularly deferibed under the article 
Helminthology, vol. ix. p. 356. Plate IV. fig. 17. 
151. Patella guttata: fhell finely ftriate, and varied 
with dots of different colours ; the bottom is dufky. It 
is about an inch and a half long, and refembles the cora- 
prefla. 
152. Patella mytiliformis : fhell glabrous, lead colour, 
with a white horfe-fhoe fliaped band within. It inhabits 
the Ferroe ifland, adhering to zoophytes. 
153. Patella feutiformis: fhell oval, thin, black, with 
w'hite perpendicular flattened ftriae. 
154. Patella cochlear: fhell white, flattifh, one part 
narrow, caniculate within, with a bluifh callus fhaped 
like a horfe-fhoe, the other part rounded. 
155. Patella craticulata: fhell oval, thin, deprefled, 
cancellate, radiate. 
156. Patella cruentata : fhell oval, a little convex, va¬ 
ried with red, andflightly toothed, with elevated unequal 
rough ftriae. 
157. Patella papyracea : fhell deprefled, thin, hyaline, 
dotted with red, with chefnut rays outwardly, and 
crowded thinner, and granulate thicker ftriae. 
138. Patella cylindrica : fhell oval, flat, with crowded 
longitudinal ftriae of unequal thicknefs, and all granulate. 
159. Patella decuflata : fhell fomewhat convex, white, 
with crowded red dots ; within radiate with red and white, 
with decuflate glabrous ftriae, and a few longitudinal 
thicker white ones. 
160. Patella hsematoftifla: fhell thin, deprefled, white, 
dotted with red; within brownifh, fpotted, ftriate ; crown 
varied with cinereous and brownifh. 
161. Patella afteroides 5 fhell flattifh, cancellate, cine¬ 
reous, with a chefnut ftar and rays towards the margin; 
crown fmooth, grey, furrounded with brown dots. 
162. Patella ovalis: fhell oval, fomew'hat convex, thin, 
with crowded ftriae, grey, with blackifh rays and fpots. 
163. Patella rubella : fhell a little convex, ftriate, red¬ 
difh ; crown whitifh, fpotted with red ; the bottom part 
is whitifh. 
164. Patella fpe&abilis : fhell flattifh, a little wrinkled, 
ftriate, reddifh-white, with a chefnut band towards the 
crown, and another bay one at the margin. 
165. Patella confpurcata: fhell folid, flattifh, ftriate, 
black, with ftriate dots, within bluifh, crown dirty- 
yellow. 
166. Patella melanoftidta: fhell folid, flattifh, ftriate,. 
whitifh, with cinereous rays and black dots, within 
bluifh ; crown a little pointed and whitifh. 
167. Patella atra: fhell black, ftriate, with a paler 
crown; bottom with a brownifh mark, furrounded with 
a white horfe-fhoe fhaped band. 
168. Patella fpecularis : fhell oval, convex, folid, gla¬ 
brous, liver-colour, within and the crown brownifh, the 
latter furrounded with a white border, and interrupted 
brownifh band. 
169. Patella canefcens : fhell oval, black, within bluifh, 
ftriate, the larger ftriae flattened and grey ; crown obtule, 
brownifh, with a whitifh area. 
170. Patella virefeens: fhell oblong, flattifh, dilated 
on each fide, and ftriate ; olivaceous, radiate, and fpotted 
with white, within blue. 
171. Patella pulla : fhell rounded, convex, longitudi¬ 
nally ftriate, and tranfverfely wrinkled, brownifh, within 
ruflet brown, with whitifh and brownifh rays, and two 
milk-white bands above. 
172. Patella revoluta : fhell fub-oval, crenate, ftriate, 
ochraceous, with red fpots and rays, broader on one fide ; 
margin revolute. 
173. Patella fquamata : fhell ovate, convex, ftriate, the- 
Arise fcaly, varied with white and black; crown nearly 
central, grey. 
174. Patella teftacea : fhell ovate, very finely ftriate, 
teftaceous, with three tranfverfe brownifh rings, within 
pale yellow, with a whitifh bottom. 
175. Patella capillaris : fhell ovate, thin, brown, with 
darker bands, and paler ftriae, within brownifh, crown 
and bottom white. 
176. Patella glauca : fhell ovate, narrower on one fide, 
very finely ftriate, bluifh, with a white band tow'ards the 
margin, and anotherbluifli one ; crown and margin white. 
177. Patella obfeura: fhell ovate, flattifh, ftriate, va¬ 
ried with yellowifh and browm, dotted with green, within 
brown, crown bay. 
178. Patella exoleta : fhell oval, fub-convex, unequally 
ftriate, whitifh, with a few black lines reaching halfway ; 
bottom with an ochraceous fpot. 
179. Patella affinis : fhell oval, flattifh, folid, with a 
few black rays reaching half way; the bottom is marked 
with a white fpot. 
180. Patella rotalis : fhell white, opaque, flat, round, 
with a regular toothed margin. It is found occafionally 
at Sandwich : is very minute and rare. 
181. Patella fufeata: fhell ovate, convex, very finely 
ftriate, and varied with brown. 
182. Patella mellia : fhell rounded, folid, glabrous, 
honey-colour, within white ; crown brownifh ; margin 
fpotted with brown, and filvery within ; bottom with a 
liver-colour fpot. 
183. Patella anceps : fhell folid, glabrous, a little 
pointed, pale chefnut, within pale flefh-colour. 
184. Patella Guineenfis: fhell ovate, convex, very fmooth, 
one fide broader and chefnut-coloured, the other with the 
crown pale yellow; margin flefh-coloured on each fide. 
185. Patella 
