286 ANOMIA. 



white, and thickened at the margin ; the lower valve adheres 

 to other substances, and is thicker than the upper which is 

 convex, more or less inclined to conical ; the inside is longi- 

 tudinally striated. It occurs frequently in a fossil state. 



tu rbi nat a. 2. Shell sub-orbicular, with the upper 

 valve conical-convex, and the apex nearly 

 marginal ; lower valve flat, and very thin. 



Anomia turbinata. Poli Testacea, ii. p. 189. t. 30. f. 15, 



and 21 to 24. 

 Patella Anomala. Muller Zool. Dan. i. p. 14. t. 5. Gme- 

 lin. p. 3721. 

 Orbicula Norwegica. Lamarck Syst. des Anim. p. 140. 



Inhabits the coasts of Norway, adhering to rocks and stones. 

 Muller. 



Shell about seven lines in diameter ; coarse, of a brownish co- 

 lour, and the inside bluish white. Muller has described this 

 species as a Patella, but Lamarck says there are two valves, 

 of which the lower is flat and very thin, and adheres to rocks 

 and other substances. 



ephippium. 3. Shell sub-orbicular, with wrinkled 

 plaits and the flat valve perforated, and the 

 summit of the other obtuse. 



Anomia Ephippium. Linnceus Syst. Nat. p. 1150. Pen- 

 nant Brit. Zool. iv. p. 109. t. 62. f. 70, upper figure. 



Born Mus. p. 117- Chemnitz, viii. p.- 81. t. 76. f. 692 



and 693. Schroeter Einl. iii. p. 383. Gmelin, p. 3340. 



Bruguiere Enc. Meth. p. 72. Poll Test. ii. p. 186. t. 



30. f. 9 to 11. Donovan, i. t. 26. Montagu Test. p. 



155. Maton and Racket, in Lin. Trans, viii. p. 102. 



Lamarck Syst. des Anim. p. 138. Dorset Cat. p. 38. 



t. 11. f. 3. 

 Anomia Tunica Cepae. Da Costa Brit. Conch, p. 165. t. 



11. f. 3. 

 Anomia Cepa, Var. rustica. Solander's MSS. 

 Bonanni Rec. 2. f. 56, and Kirch, f. 55. Lister Conch. 



t. 204. f. 38. Gualter, t. 97. f. B. Argenville, 1. 19. 



f. C. Favanne, t. 41. f. B. Enc. Method, t. 169. f. 6 



and 7. 

 Junior. Anomia squamula. Linnaus Syst. Nat. p. 1151. 



Pennant Brit. Zool. iv. p. 109. Da Costa Brit. Conch. 



p. 167. Chemnitz, viii. p. 86. t. 76. f. 696. Schroeter 



Einl. iii. p. 387. Gmelin, p. 3341. Bruguiere Enc. 



Meth. p. 70. Poli Test. ii. p. 188. t. 30. f. 18. Mont. 



