PLATE XLIX. 



OSTREA MAXIMA. 



GREAT SCALLOP. 

 GENERIC CHARACTER. 



Animal a Tethys. Shell bivalve, unequal. Hinge without a tooth, 

 having a fmall oval cavity. 



SPECIFIC CHARACTER 



AND 



SYNONYMS. 



Upper valve flat, lower concave. About fourteen rounded longi- 

 tudinal ribs, which are also deeply striated. 



Ostrea maxima :• testa inaequivalvi radiis rotundatis longitudi- 

 naliter striatis. Linn. Sj/st. Nat. p. 1144 

 No. 185. 



Concha testa aurita, striis quatuordecim. Linn. F. Suec. I. p. 383. 

 No. 1343. //. 2148. 



P. maximus, circiter quatuordecim striis, admodum craflis & emi- 



nentibus et iisdem ipsis striatis infignitus. A 

 Scallop. List. H. An. Angl. p. 184. tit. 29. 

 tab. 5. jig. 29. 



Escallop, or Scallop. Merret. Pin. 193. 



Scallop or Clam-shell. Wallace Orkn. p. 43. &c. 



