OALYFTBiEA. Pawima Shells. 228 



337. Calypfriea macnlata. 



jSynonymy, 



Califptrma (Calypeopsts) maculata Brod. (non Quoy) in Proc. 



Zool. Soc. Lond. p. 37. May 1834. 

 " Brod. in Trans. Zool. Soo. 



Lond. I. 200. pi. 27. f. 11. 1836. 

 Mtkll. Synop. Nov. Teat. 



Viv. p. 145. - - May 1836. 

 ■ Lam. An. sans Vert. VII. 638. 



No. 37. Desh. ed. - 1838. 

 Rev. Zool. Ouv. Soc. July 1838. 



Station. — ^In sandy mud on dead shells at a depth of 11 

 fathoms; Cuming! Broderip. 



Habitat. — I. of Muerte ; Ouming ! Broderip : also Eev. Zool. 



I. of Muerte ; Deshayes. 



Panama ; C. B. A. I 

 2 specimens were found. 



338. Calyptraea planulata. Nov. sp. 



Shell flat, suborbicular : thin : pure white : with very minute 

 radiating striae, which are obsolete around the apex : apex sub- 

 central, acute, slightly elevated above the plane of the shell : 

 cup with the sides free and the corners acute, thin, curved 

 through about 220' : margin very thin. It belongs to Oalyp- 

 trcea as restricted by Broderip. 



Length .32 inch ; breadth .36 inch. 



/Si!a<M»i.— Adhering to an oyster, a little below half tide level. 

 Habitat. — ^Panama ; 0. B. A. I 

 Only 1 specimen was found. 



339. Calyptraea radiata. 



Synonymy. 



Calyptrma (Calypeopsis) radiata Brod. in Proo. Zool. Soo. 



Lond. p. 36. - - May 1834. 



