﻿Notes on the Tertiary of Alabama and Mississippi. 149 



spire smooth, next six tuberculated ; varices very numerous ; nodes 

 on the body whorl quite prominent, running lengthwise over the 

 middle ; labium dentate, one strong tooth at the upper end, small 

 teeth in the middle, prominent ones on the lower part ; outer lip 

 dentate internally, thick ; canal recurved, nearly closed, longer 

 than the aperture. Length, i^- inches. 



Locality, Red Bluff, Miss., also at Carson's Ck. 



This splendid species resembles T. Schowalteri Con. , but is dis- 

 tinguished by its size, recurved canal, the absence of the acute 

 lines on the body whorl, and the nodes on the periphery being 

 rounded and longitudinal; rather abundant. Named in honor of 

 the late T. A. Conrad. 



Buccinum Vicksburgensis, n. sp., PI. 2, fig. 9. Shell ovate- 

 conic ; whorls eight, moderately convex, gradually tapering ; sur- 

 face covered with raised revolving lines sharply defined ; strong 

 and fine lines alternating, longitudinally ribbed ; ribs numerous, 

 having a number of fine lines between ; some specimens showing a 

 regularly cancellated surface, others having nodes at the inter- 

 secting points ; suture deep, and slightly open ; apex slightly mam- 

 millated, smooth ;* spire prominent; body whorl with about ten 

 prominent revolving lines, and an equal number of alternating 

 finer ones ; canal short, recurved ; aperture one-third the length of 

 the shell; columella striated below; outer lip with 9 to 10 raised 

 lines, stopping short of the edge ; margin undulating. Length, ^ 

 of an inch. 



Locality, Vicksburg, Miss. 



Resembles B. Mississipiensis Con., but is broader at base, more 

 closely ribbed, and its volutions much less convex. 



Conus (Conorbis) alatoideus, n. sp. , PI. 2, fig. ii. Shell 

 fusiform ; whorls ten, slightly convex ; suture shouldered, distinct ; 

 shell indented below the suture with close set longitudinal lines 

 showing on this part ; below, a number of raised lines ; apex sharp ; 

 body whorl with a large number of close set raised lines on the 

 lower part, a few finer ones alternating ; aperture narrow ; raised 

 lines stop at the columellar lip, which is slightly sinuous, reflected 



