230 POPULAR CONCHOLOGY. 



the adult shape of the shell is consequently dif- 

 ferent from its immature and younger form. 

 There are three genera, all channelled. 

 I 96. Eostellaria. — Shell rather long, the 

 spire and channel being both elongated ; right 



lip dilating with age and slightly digitated, one 

 digitation being carried near the apex of the 

 spire and attached to the whorls ; sinus near the 

 base ; operculum horny, and very small. Ani- 

 mal imperfectly known : — 3 species recent, 

 3 fossil. 



These shells are more fusiform or turreted 

 than the other genera of this family ; they are 

 found in the seas of China, the Moluccas, and 

 Europe. The B. rectirostis is a very rare shell. 

 R. pes~pelicani is one of the most common of the 



