PINNA. NACRE. Class VI* 



2. IKGENS. Lin. Tr. viii. 112. Sup. 72. 



Mont. Test. Br. 180. id. Mem. Wern. Soc. 102. ifc.3g4. 



* P. with a very rugged shell ; rugcE extending 

 lengthways from the beak in an irregularly con- 

 centric manner, and inflected in a right angle 

 toward the hinge. Length twelve inches; 

 breadth seven inches. H. D. 



I saw specimens of this vast Pinna found 

 among the farther Hebrides, in the collection of 

 Doctor Walker, at Moffat. They were very 

 rugged on the outside, but I cannot recollect 

 whether they were of the kind found in the 

 Mediterranean or West Indies. 



3. moricata. Gm. Lin. 3364. Mont. Test. Br. 183. t. 5. 



Lin. Tr. viii. 113. /. 3. 



* P. with a striated shell ; scales concave, ovate 



pointed ; length five inches ; breadth two inches. 



Found near Weymouth by Dr. Pulteney. 



