1 6 Bulletin 8 183 



and the cardinal teeth, the end of the lateral projecfling beyond 

 the hinge plate; muscular scars moderate; pallial line simple; 

 margin smooth. 



Rare. It resembles K. eoccsnica de Rainc from the Paris ba- 

 sin, but has a different dentition. 



Locality. — Alabama: Chodlaw Corner. 



FAB ELLA. 

 Fabella oblonga n. sp., Pl. 5^ figs. 2, a. 



Shell small, oblong; beaks pointed, nearly central; surface 

 smooth except for a few lines of growth; ventral margin smooth;, 

 cardinal teeth inclined, a triangular fosset between; pallial line 

 simple; cicatrices about equal, moderate; hinge plate flattened. 



Locality. — Alabama: Cho(5law Corner. 



SCINTILLA. 

 Scintilla clarkeana n. sp., Pl. ^^ fig. g. 



Shell as in figure; nearly equilateral; surface smooth and shin- 

 ing; cardinal tooth erecft; no laterals; pallial line simple; cicatri- 

 ces slightl)^ impressed; ligament internal. 



Locality. — Alabama: Chocftaw Corner. 



LED A, 

 Leda marieana n. sp., Pl. ^^ fig. 5. 



Shell elongate; surface smooth anteriorly, concentrically stri- 

 ated in middle area of surface of shell, smooth again posteriorly; 

 umbonal ridge sharply defined. 



The specimen figured is a young shell but appears to be quite 

 distindl. 



Locality. — Alabama: Chodlaw Corner. 



LEPTON. 

 Lepton? alabamensis n. sp., Pl. ^^ fig. 9. 



Shell small, thin, oval, sides nearly parallel, giving the shell 

 a quadrangular shape; surface smooth; cicatrices moderate, slight- 

 ly impressed; pallial line simple; a small cardinal tooth slightly 

 inclined with fosset on left side of same; no laterals. 



This shell resembles in form the genus Leptojt, but having 

 no laterals its place is only provisional. 



Localities. — Alabama: Baker's Bluff; Claiborne sand bed. 



