150 



The tellaceous plug by which the animal fixes itfelf to 

 other fubftauces, is firmly attached by ftrong ligaments 

 to the body ; and fo clofely cemented, or imited to what- 

 ever it is affixed, that they become infeparable ; and oi 

 courfe when the fhell is forced from its native place, the 

 plug is left behind upon the flone or flicll to which it 

 adhered. 



SgUAMULA. Anomia Squamula. Lin. Syft. p. 1151. — Giiiel. Syji. p.3341.6. 



CAem. Conch, viii. t. 7 7. f. 696. 

 Br. Zool. 'Ho.ll.—JValLMln. Shells i.SO. 

 Da Cojla. p. 167. 

 Adams. Microfc. t. 14. f. 42. 

 Pult. Cat.Dorfct. p. 37. 

 Turt. Lin. iv. p. 2S1. 



A. with a fub -orbicular flicll, not unlike the laft, but 

 confiderably more thin and membraneous ; in general 

 much compreffed; the perforated valve quite flat, the 

 other fometimes a little convex : colour dirty white when 

 alive. Infide white, or tinged with green. This, like the 

 preceding fpecies, takes the impreffion of whatever it ad- 

 heres to ; and very pretty fpecimens are obtained from 

 fome of the Peclens. 



Frequent on oyPiers, lobflers, crabs, and other marine 

 bodies. Is difi^inguiflied from the young of the A. Ephip- 

 pium by being fmooth, and by the fmall pointed beak or 

 umbo ; is alfo much more flat. Diameter rarely exceed- 

 ing half an inch. 



Anomia 



