GQ 



AMERICAN JOURNAL 



JV. Caroliniana, Conrad, Amer. Journ. of Science, vol. xli, p. 

 346, pi. 2, fig. 18. 



Locality. — Duplin Co., N. C. 



LUNATIA, Gray. 



L. hemocrypta ? Conrad. — PI. 6, fig. 7. 



Description. — Suboval, thick ; spire short, conical ; penulti- 

 mate whorl convex, forming the greater part of the spire ; volu- 

 tions 5 ; umbilicus moderate, with two oblique lines on the lower 

 part ; callus small, slightly reflected over the umbilicus, except 

 on the upper part of the labium, where it rises into a small acute 

 rib, which revolves within the umbilicus. 



Natica heros, Conrad, Tuomey and Holmes, Emmons (not 

 Say). 



N. catenoides, Conrad (not Wood), Proceed. Acad. Nat. Sci. 

 1.862, p. 565. 



Natica hemocrypta ? (young shell), Conrad, pi. 6, fig. 1. 



NEVERITA, Risso. 



N. percallosa, Conrad. — PI. 6, fig. 6. 



Description. — Obliquely subovate ; whorls 4; spire acutely 

 convex ; body whorl patulous, slightly contracted towards the 

 suture ; umbilical callus large, flattened, bounded by a well- 

 marked groove. 



Natica percallosa, Conrad, Am. Journ. Sci., vol. xli, p. 348. 



N. duplicata, Tuomev and Holmes (not Say), Pliocene Foss. 

 of S. Carolina, pi. 25, fig. 16. 



Locality. — Natural Well, Duplin Co., N. C. 



VOLUTELLA, Swainson. 

 Subgenus HICROSPIRK Conrad. 



%*. oviformis, Conrad. — Plate 5, fig. 3. 



Description. — Ovate ; spire raised ; apex slightly above the 

 line of the labium summit ; shoulder of body whorl abruptly 

 rounded ; labium much thickened with dentiform striae on the 

 inner margin ; columellar plaits 4, thick, two inferior ones very 

 oblique. 



Locality. — Virginia. 



