566 WORMS. TESTACEA. 84. Patella. 



Inhabits marine rocks of Europe and India: 2 inches high, 3—4, 

 wide ; in the older fhells the margin is nearly even, and the 

 number of ribs irregular. 



Shell varying in colour and marks, but generally cinereous, 

 white or reddifh, with 01 without bands. 



*peprejja. Shell with about 14 angle s, oblong: crown lateral. 

 Pennant Brit. Zocl. iv. tab. Sg. fg. 146. 



Inhabits rocks of Europe: refembks the laft, but is more de- 

 pre-fled and oblong, the crown is nearer one edge, and the 

 margin is more irregularly crenate. 



Cczrulea, £hell crenate, fubangular, with numerous unequal ftrizej 

 beneath blue. 

 Born n:uf Caff. Find. tef. tab, 1Z.fg.2l 



Inhabits the Mediterranean^ Shell ovate, convex, blackifh on 

 the outfide. 



Tubercula- Shell flightly toothed^ conic, tuberculate, retufe behind. 



ta. Inhabits Muf Lud. Ulr. 692, n. 417. 



S^Z/yellowifrj, with white tubercles difpofed in lows. 



Lepas, Shell roundim, pectinate, with imbricate tuberculate tranf- 

 verfely ftriate rays : crown incurved. 

 Da costa conch, tab. 2. fig. 7. tab. 5. fig. 9. 

 j4rgen-v. conch, tab. 2. D. Fa<van. conch. 1. /. 4. H. 2. 

 Chemn. conch. 10. p. 322. <vign. 25. fg. A, B. 

 Up 2. Mart. uni<v. conch * 1, tab. 17. Bymrm? fTTnrpfrt * 



Inhabits Chili, 2) Falkland If ands : z\ inches long, 3§ broad. 

 Shell folid, tawny-yellow on the outfide, one part of the margin 

 fmooth, the other tumid, unequally toothed. 



Tricofiata* Shell oval ? 3-ribbcd, white, ftriate at the fides : internal 

 margin flattim and a little jagged. 

 Chemn. co?ich. 10. tab. 168. fg. 1622, 1623. 

 2. Born Muf. Gaf Vind. teft, tab. 1 8. f. 6 ? 



Inhabits the Indian Ocean : refembks P. tricarinata. 

 Shell folid, with a mucronate recurved crown. 



Mytilina, Shell carinate, rounded on the fore- part, with undulate 

 ftria?, brown, perlaceous within ; the hinder margin 

 crenate. 



Martini Neueft^ Mannigf. 1. tab. 2. f. 13* 1 4. 



Helb. abh. Bohem. 4. tab. I. f. 5, 6. 



Inhabits South America : an inch and 2 lines long* 



» Ovata, 



