a44 PINNA. NJCRE. Class VI. 



S. INGENS. 



Lin. Tr. viii. 112. Sup. 72. 



Munt. Test. Br. 180. id. Mem. JFern. Soc. 102. il. 394. 



* P. with a very riigjored shell ; 7^i/o'(e extendrng 

 lengthways from the beak in an irregularly con- 

 centric manner, and inflected in a right angle 

 toward the hinge. Length twelve inches j 

 breadth seven inches. H. D. 



I saw specimens of this vast Pimm found 

 among the farther Hebrides, in the collection of 

 Doctor JFalker, at Moffat. They were very 

 rus;aed on the outside, but I cannot recollect 

 whether they were of the kind found in the 

 Meclitei'rcmeau or IVest Indies. 



3. MDRrCATA. 



Gin. Lin. 3364. ]\Io7it. Test. Br. 183. t. 5. 



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



* P. A\ ith a striated shell ; scales concave, ovate 

 pointed ; length five inches ; breadth two inches. 

 Found near Weymoutli by Dr. Pidteney. 



