COLUxMBELLIN/E. 181 



conus, Chem. truucata, Kien. 



muricata, Brod. Vanikorensis, Quoy and Oaim. 



olivseformis, Swains. virgo, Swains. 

 ossea, Reeve. 



Sub-fam. COLUMBELLINJE. 



Head elongated; eyes near the outer bases of the ten- 

 tacles ; foot anteriorly produced. Shell usually covered 

 with an epidermis; inner lip anteriorly toothed or tuber- 

 cled; outer lip gibbous in the middle or at the hind 

 part. 



The lingua] dentition of this sub-family seems to re- 

 semble that of the Muricida and Buccbiidce, with which 

 famiUes it should, perhaps, be united. 



Genus COLUMBELLA, Lamarck. 



Shell ovate-oblong, triangular or fusiform; spire acute 

 at the apex; aperture long, narrow, contracted in the 

 middle ; inner lip curved, crenulated or denticulated ; 

 outer lip dentate, gibbous, thickened in the middle. 



Syn. Columbus, Montf. Peristera, Rajin. 



Ex. C. fulgurans, Lamarck^ pi. 19, fig. 7. C. (Mi- 

 trella) sertularia, UOrUgmj, fig. 7, a. Operculum, C. 

 fulgurans, fig. 7, h, 7,c. Shell, CmeYcatorm, Limi (Pits j 

 fig. 7, d. 



The species of Columbella are pretty little variegated 

 shells, and very numerous. The animal resembles that 

 of Mitra, and is found in the same localities as the 

 species of Strigatella, crawling on the surface of sand- 

 flats in shallow water, or living on stony beaches, where 

 they sometimes congregate about and under stones in 



