PYRAMIDELLA. 307 



P. CROCATA, A. Ad. PI. 73, fig. 12. 



Solid, smooth, yellowish brown; whorls rather flat, suture 

 impressed, periphery rounded. Length, 4 mill. 



Japan. 

 P. GRACILLIMA, A. Ad. PI. 73, fig. 13. 



Slender, yellowish white ; whorls flat, the last obtusely angular 

 at the periphery. Length, 4 mill. 



Japan. 

 P. CINCTELLA, A. Ad. PI. 73, fig. 14. 



Smooth, white, with a chestnut line at the periphery and above 

 the suture; whorls 9, sloping^, flatly convex. Length, 10 mill. 



Japan. 



P. STRIATULA, A. Ad. PI. 73, fig. 15. 



Whitish, subpellucid ; whorls 8, slopingly convex, spirally 

 striated ; aperture lirate within. Length, 6 mill. 



Viti Is. 

 P. ORNATA, Gould. PI. 73, fig. 16. 



Narrowly cylindrical? smooth ; yellowish white, with a chest- 

 nut line on the periphery and above the suture ; whorls numerous, 

 convex. Length, 6 mill. Coral Sea. 



According to Sowerby S. columnella, A. Ad. (unfigured), is a 

 S} 7 nonym. 



P. CYLINDRELLA, A. Ad. PI. 73, fig. 17. 



Narrowly subcylindrical, whitish, with a chestnut line on the 

 periphery, appearing above the suture on the spire ; whorls 

 numerous, rather flat, a little swollen near the impressed suture. 



Length, 4 mill. 



Japan. 

 P. PUPINA, A. Ad. PI. 73, fig. 19. 



Smooth, white, with a spiral chestnut peripheral line, showing 

 above the suture ; whorls 9, flatly convex, suture impressed ; 

 aperture a little expanded in front. Length, 5 mill. Japan. 



A little wider than P. cylindrella. 



P. MODICA, A. Ad. PL 73, fig. 20. 



Xarrowly cylindrical, obtuse, white with pale bands and a 

 chestnut line above the suture ; whorls 9, flattened, suture 

 impressed. Length, 4 mill. Japan. 



Appears to be more narrow than P. cylindrella. 



