•68 



WORMS. TEStACEA. 84. Patella. 



Striatula. Shell a little rugged, white with brown flexuous ftrise 

 branching outwards, with 1 bfoWn fpots in the bot- 

 tom of the hollow. 

 Inhabit* Schrczt, n. Litterat. 3. tab. i.f. $ % an inch long, 



Ofioradi. Shell convex, with 8 larger tuberculate ribs befides lefTer 

 ata. ones. 



Bom. Muf. Cdf. Find, ted, tab. l$\ftg. 62. 



2. Lister , tab, 532. fig. 1 1 . Klein ojlr. t, 8.f. 5. 

 Martini conch, l, tab. io.//£.JUr%r &$-#? - 



3. Schrcet. n. Litterat. 3. n. 40, 41. tab. i.f. 4. 

 Inhabits American JJlands : \—i% of an inch long. 



6^// entirely white; or cinereous on the outfide and clay -colour 

 within, with a fpatulate grey fpot edged with white; or pale 

 chefnut with a white crown and ribs, and white within with a 

 browniih margin : or brownifh, within" white with white 

 crown and ribs, the crown furrounded with a brown band: 

 ribs II — 16. 



Rubra. Shell toothed, red under the brown fkin, with elevated 

 rounded ftriae, and lefTer imbricate Ones, within white. 



Inhabits Schrart. Einl. in conch. 2. p. 489. «. 112. 



Refembles P. granulans: \\ inch long. 



Shell with a chefnut crown furrounded with a broad white band, 

 with a chefnut margin, band and bottom within. 



liepatical Shell ovate, gibbous, thin, toothed, liver-colour, with 

 elevated carinate obtufely fpined ftrix. 



Inhabits Schrcct. Einl. in conch. 2. tab, 5,/! 1 5. 



Shell if inch long, with a white crown, the bottom and inner- 

 margin browniih. 



Badia. Shell fubconvex, brown, within bay, with 12 larger rays 

 each furrounded by a rib and as many lefTer ones. 



Scbraet, Einl. in conch. 2. tab. 5. f. 9. 

 2. Schrcct. n. Litterat. 3. p. 41 — 49 r n. 80 — 94. 



Inhabits %\ inches long. Shell more or lefs flat, rarely 



pellucid, often fprinkled with green or cinereous dots, varied 

 or undulate with grey ; fometimes inclining to pale yellow or 

 liver-colour, or (potted with black ; the margin and crown 

 varied with rays of different colours, the latter often with 5 

 rows of blue dots; the bottom with a fpatulate liver-colour or 

 greenifli fpot furrounded with a fingle or double differently 

 coloured band; the inner furface often inclining to brown, 

 pale yellow, liver-colour or grey* 



Tufcefsm, 



