NORTH-CAROLINA GEOLOGICAL SURVEY. 



249 



tain marl beds upon the Cape Fear river, but is less common 

 upon the Neuse. It is one of the common living species upon 

 the Atlantic coast. 



FIG. 107. 



BUSICON PERVERSUM, CCN I&amp;gt;YRULA PERVERSA, REEVE. (Fig. 107.) 



This shell is also pear-shaped and 

 swollen. The prominent part of the 

 whirl is ornamented with tubercles, and 

 is also coronated ; the whirls are turned 

 to the left. 



It is common upon the coast. It is 

 very abundant in a post pliocene de 

 posit at Beaufort, but is also often met 

 with upon the Cape Fear. 



BUSICON CANICULATUM, CON. PYRULACAN- 

 ICULATA, GOULD. FULGUR CANICULA 

 TUM, CON. (Fig. 108.) 

 Shell somewhat pear-shaped, spire de 

 pressed, and ornamented with revolving 

 lines ; body whirl swollen ; 

 canal long and straight : 

 suture channelled. Com 

 mon on the coast, and ra 

 ther common, also, in the 

 miocene. 



PYRULA CAROLINEUSIS TUO- 

 MEY ANDHOLMEL, II. TER 

 TIARY FOSSILS OF SOUTH- 

 CAROLINA. 



Description: &quot;Shell, pear-shaped; spire short, depressed ; 

 suture profoundly canaliculated, margined by the obtuse ca- 

 rina at the angle of the whirl; body whirl truncated above; 

 angular whirls of the spire angulated in the middle, and in- 



Fio. 103. 



* Fossils of South-Carolina, Tuoiney and Holmes, p. 145- 6.y 



