8 



Bui,i,KTiN 37 



8 



strong collar below the sutures, the balance showing a double 

 collar with a concave space between ; the whole of the surface 

 with numerous spiral raised lines. Aperture about a third of 

 the length of shell, lines on the base have a tendenc}^ to alter- 

 nate. Length 14 mm. 



Locality. — Cave Branch, Ala. Woods Bluff beds. 



Type. — Ala. Museum, University, Ala. 



Remarks. — This seems to combine the characteristics of two 

 or more species, and if there were only one specimen, could be 

 considered a variety. It seems to be related to T. moniliata 

 Heilpr. 



Pleurotoma (Peratotoma) Gardner!, n. sp. PI. i. Figs. 7, 8. 



Shell medium, substance rather thin, broadly conic ; whorls 

 nine to ten, embryonic ones four in number, the spire very small, 

 but the whorls rapidl}^ expanding, the permanent whorls profuse- 

 ly ornamented with both longitudinal and spiral raised lines, the 

 peripheral part and below carrying nodes while the spirals are 

 alternate in size and thickness. Body whorl large, shouldered, 

 profusely ornamented, the spirals nodular ; just below the suture 

 there are a couple coarser than the others and also at base ; aper- 

 ture half the length of the shell, smooth within, inner lip with a 

 thin callus ; canal recurved and slightly spatulate. Length 

 21 mm. 



Locality. — Pugh's branch of Satilpa Creek, Ala., Gosport 

 Sand. 



Type. — Ala. Museum of Nat. History, University, Ala. 



Remarks. — This species is on the borderland between Fusus, 

 Strepsidura and Pleurotoma. It is very close to PI. heilprini, 

 nobis from Jackson, Miss. The largest specimen is 25 mm. in 

 length. The slit is not pronounced. Named in honor of Miss 

 Julia A. Gardner of the National Museum. 



Odostomia (Evalea) Bartschi, n. sp. PI. i. Fig. 9. 



Shell small, whorls six, spire almost totally immersed, shell 

 rather rapidly expanding. Basal whorl large, suture deep, aper- 

 ture oblong. One strong, straight fold on the columella placed 



