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 longitudinaJi rays. Shell irregular, or 



diftorted. 



Concha testa aurita, strlis circlter quadraginta. Linn. F. Siiec. 1 . 



p. 384. No. 1345. 

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



cylindraceo, cebcrrimis minutissimisque striis 



donatus. List. Hist. Angl. p. 186. tit. 31. 



tab. 5. fg. 31. 

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



fg. 65. 

 Pecten minor alba, contusa proteiformls. Petiv. Gazoph. tab. 94. 



Twisted Pectines o/" ^y^rowa. Wallace, Orkn. />. 43, 44 

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

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

 jig. Z. 6. 



