NORTH-CAROLINA GEOLOGICAL SURVEY. 

 CHEMN1TZIA RETICULATA. N. S. (Fig. 156a.) 



It has six reticulated whirls, and about six revolving ridges 

 to each whirl. Miocene of Lenoir. 



FIG. 180. FIG. 156a. FIG. 166. FIG. 165. 



GENUS EULIMA ; RISSO. 



Shell small, white, polished, porcellanous, elongated, whirls 

 numerous, flat ; outer lip sharp, but thickened within ; pillar 

 lip reflected over the columella. 



EULIMA LAEVIGATA. PASITHEA LAEVIGATA. H. E. LEA. (Fig 157.) 



Shell small, acute, rather conical, polished and porcellan 

 ous ; whirls, about nine ; suture, obscure linear. 



EULIMA SUBULATA. N. S. (Fig. 158.) 



Shell subulate, porcellanous ; whirls, nine or ten, slightly 

 convex ; sutural space rather wide ; aperture elongated. This 

 shell is not uncommon in the shell or miocene marl of Lenoir 

 county. 



FAMILY CERITHIADAE CERITHIUM (TRIPHORIS) MONILIFERUM : H. 

 E. LEA. (Fig. 159.) 



Shell subulate, sinistral, thick, costate, sutures small ; whirls, 

 ten, flat; ribs three, moniliform ; columella smooth; canal 

 short and deep. 



CERrrmuM. (Fig. 160.) 



Shell small, elongated ; whirls, many, slightly convex, or 

 namented with numerous longitudinal ribs, which extend 

 acroes the whirl ; canal short and deep. 



CERITHIUM ANNULATUM. N. S. (Fig. 161.) 



Shell small but thick ; whirls many, ornamented with three 



