^ PLATE XXXIV. 



OSTREA PUSIO. 



DISTORTED, 

 GENERIC CHARACTER. 



Animal a Tethys. Shell bivalve, unequal. The hinge without a 

 tooth, having a small oval cavity. 



SPECIFIC CHARACTER 



AND 



SYNONYMS. 



Eared. With about forty longitudin^J rays. Shell irregular, or 



diftorted. 



Concha testa aurita, striis circiter quadraginta. Linn. F. Siiec. 1 , 



p. 384. No. 1345. 

 Pecten minimus angustior, inaequalis fere et asper, sinu ad cardinem 



cylindraceo, ceberrimis minutissimisque striis 



donatus. List. Hist. Angl. p. 18G. tit. 31. 



tab. 5. fig. 31. 

 Pecten Pusio. Writhed. Penn. Br. Zool. No. 65. tab. 61. 



fig. 65. 

 Pecten minor alba, contusa proteiformis. Pctiv. Gazoph. tab. 94. 



fig' 2. 

 iVisted Pectines of Stroma. Wallace, Orkn. p. 43, 44 

 Pecten parvus insqualibus, informis, striatus. Distortus, dis- 

 torted. Da Costa, Br. Conch, p. 148. tab. 10. 

 fig, 3. 6. 



