1020 PATELLA. 



i. p. 160. t. 13. f. 129 and 130. Born Mus. p. 415. 



Schroeter Einl. ii. p. 400. GmeHn, p. 3693. Schreibers 



Couch, i. p. 338. Brookes's Introd. p. 138. t.9. f. 124. 



Burroid's Elements, p. 174. t. 21. f. 3. 

 La Chaloupe de Saint Pierre. Favanne, i. p. 563. t. 4. 



lower fig. E 2. 

 Lister Conch, t. 545. f. 33 and 35. Argenville, t.2. f.N. 



Knorr, vi. t. 21. f. 3. 

 Variety. With darker broad longitudinal rays. 

 La Chaloupe pontee. Favanne, i. p. 5(33. t. 4. lower fig. 



E3. 

 Le Garnot. Adanson Senegal, p. 40. t. 2. f. 9. 

 Inhabits the Mediterranean. LinncRus. Coasts of Goree. 



Adanson. 

 Shell three-quarters of an inch, or sometimes an inch and a 

 quarter long, and the length, depth, and breadth are about in 

 the proportions of eleven, six, and four ; the colour is brown, 

 or sometimes chestnut, with a white spot on each side the 

 apex, or white variously mottled or longitudinally rayed 

 with brown ; the internal partition is concave, and rounded 

 at the margin. 



ACULEATA. 1 1. Shell oval, depressed, shallow, with 

 longitudinal prickly ribs, and the summit re- 

 curved and lateral. 



Patella aculeata. Gmelin, p. 3693. 



Patella fornicata aculeata. Chemnitz, x. p. 334. t. I68. 

 f. 1624 and 1625. 



Patella fornicata, Var. Schreibers Conch, i. p. 338. 



La Retorte epineuse. Favanne, i. p. 564. t. 4. f. F 2. 



Da Costa Elements, t. 2. f. 2. Humphreys Conch, t. 6. f. 1. 

 Inhabits the coasts of the Isle of France. Favanne. West 



India Islands. Chemnitz. 

 Shell about eight or nine lines long, and six or seven broad, of 



a brownish, greyish, or chestnut-colour both inside and out, 



and the internal partition white ; the spire lies on the side, 



somewhat in the manner of an Haliotis ; and the shell itself, 



though in this respect subject to considerable variation, is 



also generally much depressed. 



GOREENSis. 12. Shell oval, shallow, much depress- 

 ed, transversely wrinkled, with the spire 

 obsolete, and the summit recurved and la- 

 teral. 



