121 



transparent amber or yellow inside and out, not rough 

 plaited nor scaly, beaks pointed, not quite terminal ; 

 the lower valve flat, scale-like, and with a large in- 

 terrupted perforation. l. W. Ireland. 



A. EPHIPPIUM. Lin. 1150. Pen. 4. p. 232. ,65. 

 up.fy.Don. 1. t. 26. Mont. p. 155. F. p. 395. 

 Don. 1. 1. 26. Mont. p. 155. Lin. T. 8. p. 102. 

 Dor. Cat. p. 38. t. 11. / 3. D.p. 286. Turt. 

 D.p. 2. Lam. I. List. 204 /. 38. Turt. B. p. 

 227. t. 18. f. 1. to 3. Orbicular-oval, rather rough, 

 irregularly wrinkled and plaited, when full grown scaly, 

 dirty white ; beaks terminal ; inside rich pearlaceous, 

 white but often stained with greenish or dirty brown ; 

 operculum oval, large, thick, rough. 3. Common on 

 rocky shores. Probably most of the remaining Anomice 

 are nothing more than varieties, (excepting Aculeata) 

 as this genus accommodates its shape, sculpture and 

 coloring to the substance to which it may attach itself, 



A. CEPA. Lin. 1151. -D.p. 287. Turt. J5.jp.228. 

 t. \8.fA.(young)Ch.f. 694,5. P.p. 395. Oblong, 

 inclining to oval, rather flat, with a rough but not an 

 undulating surface ; under valve not scaly, thin ; beaks 

 terminal ; inside more or less rosy, not pearly. H...2. 

 Guernsey, Torbay, fyc. 



