308 PYRAMIDELLA. 



P. SEROTiNA, A. Ad. PI. 73, fig. 21. 



Narrowly subcjdindrical, white, with a chestnut line above the 

 suture and on the pei'iphery ; whorls 7, the last long, suture 

 well-impressed ; plication far back. Length 3-5 mill. 



Japan. 

 P. MiNUTA, H. Adams. PI. 73, fig. 22. 



Subulate, tumid in the middle, rather solid, polished ; whitish, 

 with a chestnut line above the suture and at the periphery ; 

 suture impressed; whorls 10, flattened; columellar plication 

 conspicuous, transverse. Length, 4 mill. 



Orotava^ Teneriffe. 



Appears precisel}- like P. serolina^ except that the plica is 

 stronger. 



P. SUBULINA, A. Ad. PI. 73, fig. 23. 



Tapering, pointed, smooth, whitish with a chestnut line above 

 the suture and at the peripheiy; whorls numerous, slopingl}', 

 flatly convex. Length, 4 mill. 



JaiDan. 

 P. Smitiiii, Tryon. PI. 73, fig. 18, 



Narrowly elongated, polished, white ; whorls 11, plano-convex, 

 with a diaphanous band below the suture; columella with a 



small plait. Length, 0*5 mill. 



Whydah, W. Africa. 

 Described by Mr. E. A. Smith as S. gracillima, preoccupied 

 by A. Adams. 



P. TiNCTA, Angas. PI. 73, fig. 24. 



Rather solid, smooth, shining, whitish, irregularly banded and 

 marked with brown; whorls 10^, flatly convex, suture deep; 

 columellar plait rather prominent. Length, 6 mill. 



Port Jackson^ Australia. 

 P. soLiDULA, Dkr. PI, 73, fig. 26. 



Rather solid, yellowish white; whorls 7, somewhat flattened; 

 lip Urate within, columella short with a strong plica. 



Length, 5 mill. Japan. 



Var. FASCiATA, Jickeli. 



Upper whorls with a single chestnut line, two lines on the 

 penultimate and three on the body whorl. 



Red Sea. 



