300 PYRAMIDELLA. 



P. FASTIGIUM, A. Ad. PI. 72, fig. 67. 



White, polished, narrowly umbilicated, last whorl large, obso- 

 letely angulated on the periphery ; columella triplicate, outer lip 

 strongly plicate within. Length, 18 mill. 



Isl. of Bohol, Philippines. 

 P. PERFORATA, A. Ad. PI. 72,' fig. 68. 



Widely and deeply umbilicated, white, polished, with a spiral 

 pale chestnut band ; whorls flattened, the last large, subangulate 

 on the periphery. Length, 16 mill. 



St. John's, W. I. 

 P. BALTEATA, A. Ad. PI. 72, fig. 69. 



Umbilicated, white, shining, with a chestnut band, the whorls 

 flattened, the last one subangulated on the periphery, columella 

 biplicate. Length, 6*5 mill. 



Isl. Mindanao, Philippines. 

 P. PUSTLLA, A. Ad. PL 72, fig. 70. 



White, perforate, apex obtuse ; whorls rather flattened, suture 

 deep, last whorl subangulate ; columella biplicate. 



Length, 4'5 mill. 



Luzon, Philippines. 

 P. DOLABRATA, Linn. PI. 72, figs. 71-74. 



Umbilicated, smooth, white, with three or four narrow chest- 

 nut spiral lines on the body, and two on the spire-whorls ; outer 

 lip often lirate within. Length, 1-1-4 inches. 



West Indies. 



Strombus columella, Meusch., is a synonym. 



Yar. SUBDOLABRATUS, Morch. 



Shell thin, shortly conical, last whorl inflated, lip without 

 ridges. Runs into the type form. 



Wed Indies. 

 Var. TEREBELLUM, Mull. Fig. 73. 



Whorls somewhat less convex, bands a little wider and choco- 

 late colored. 



Sandwich Islands, Viti Is., Mauritius, Red Sea. 



Usually known under the name of the next variety, with 

 which it is probably synonymous. 



Var. TEREBELLOIDES, A. Ad. Fig. 74. 



More slender than the last variety, columella with two instead 

 of three plicae ; whorls with two or three slim chestnut lines. 



Length, 1 inch. Polynesia. 



