PURPURA. Panama Shells. 77 



wliich the upper one is seen on the middle of the whorls of the 

 spire, and of which the anterior one is much less developed ; 

 with the intersections prominent ; with rather fine spiral strife : 

 apex acute : whorls six, concave on both sides of the keel, with 

 the suture indistinct: aperture long ovate, produced into a 

 short canal: labruni rather thin, scalloped by the keels and 

 finely serrated by the strite. 



Mean divergence about 70 ; length, .43 inch ; breadth, 

 .28 inch. 



Station. Under stones, near low water mark. 



Habitat. Panama ; C. B. A. ! 



3 specimens were obtained. 



71. Piirpura kiosquifornii. 



Synonymy. 



Purpura kiosquiformis Duel, in Ann. des Sc. Nat. XXVI. 



107. pi. 1. f. 5. May 1832. 



Kiener Iconogr. p. 59. pi. 15. f. 



40. (OjJtime.) 



Desh. in Lam. An. sans Vert. X. 



p. 96. No. 60. 1844. 



Souleyet (?) Voy. Bonite. Moll. pi. 



39. f. 23-25. 1844 ? 



Reeve Conch. Icon.pl. 7.f. 31. var. Aug. 1846- 



Mrs. Gray Moll. pi. 87 a. f. '6. soft 



parts 1850. 



Station. On rocky places at low water ; Cuming ! Eeeve. 



We found this species abundantly from half tide nearly up to 

 the high water mark of neap tides, on rocks, and on the lower 

 parts of the trunks and about the roots of trees, which were 

 growing from a stony bottom. 



Habitat. Seas of New Holland ; Duclos ; also Kiener. 



Seas of New Holland, according to Kiener ; De- 

 shayes. 



