128 PLEIOCENE FOSSILS. 



VOLUTIM. 



VOLUTA.— Linn. 



VOLUTA MUTABILIS. 

 Plate XXVII. Figs. 5 and 6. 



Fasciolaria mutabilis, Con., Jour. Acad. Nat. Sci., Vol. 7, p. 135. 



Fasciolaria mutabilis, Con., Silliman's Amn. Jour. Sci. Vol. xli. p. 346, pi. 11, fig. 7, 



V. testa fusiformi; spira conica; apice sub-papillata; anfractibus convexis, versus suiuras 

 contractis, longitudinaliter undantibus; duabus columellaribus plicis modice elevatis; rostris 

 sub-recurvis. 



Description. Shell fusiform, spire conical, apex slightly papillated; whorls convex, 

 contracted near the sutures, longitudinally undulated by the lines of growth; columella 

 with two folds slightly elevated, beak recurved a little. 



Plate XXVII. Fig. 5, Natural size. 



" 6, A variety of same. 



Locality. Pee Dee, and Goose Creek. Casts in the marl of Goose Creek are abun- 

 dant. 



Museum, College of Charleston. 



VOLUTA TRENHOLMIT.— (Neiv Species.) 

 Plate XXVII. Ftg. 7 and^. 



V. testa fusiformi, ventrieosa; anfractibus super ne compressis, spiratim transverse striatis; 

 striis ad basim crassioribus, rugosis; spira brevi, sub-cancellata, pupellata; apertura semi- 

 lunaris, labro acuto interne Icevi; columellari labio tenuissimmo, decumbenti, pcene obsoleto, 

 semi-calloso, ab basali anfraclu modo linea externa coloreque distincto; columella aut van- 

 cosa aut tumida, tortua, oblique tribus plicis plicata. 



