22 CATALOGUE OF THE 



AngelUim curieatum, S. A. Miller. 

 *Anodontopsis (?) milleri, Meek. 

 Anodontopsis (?) unionoides, Meek. 

 Anomalodonta alata, Meek. 

 Anomalodonta gigantea, S. A. Miller. 

 Cardiomorpha ( ?) obliquata, Meek. 

 Cleidophorus ellipticus, Ulrich. 

 Cleidophoriis fabulus, Hall. 

 Cleidophorus major, Ulrich. 

 Cleidophorus planulatus, Conrad. 

 Cleidophorus subelliptieus, Ulrich. § 

 Cuneamya arnpla, Ulrich. § 

 Cuneamya curta, Whitfield. 

 Cuneamya contracta, Ulrich. § 

 Cuneamya inflata, Ulrich. § 

 ^ Cuneamya miamiensis, Hall & Whitfield. 

 Cuneamya parva, S. A. Miller. 



Cuneamya scapha, Hall & Whitfield. 



Cuneamya subcurta, Ulrich. § 



Cycloconcha mediocardinalis, S. A. Miller. 



Cypricardites dorsata, Ulrich. 



(Syn. C. carinata, Meek.) 



Cypricardites hainesi, S. A. Miller. 



Cypricardites quadrangularis, Whitfield. 



Cypricardities sterlingensis, Meek & Worthen, 



Cypricardites subtruncata, Hall. 



Cypricardites ventricosa. Hall. 



Cypricardites (Cyrtodonta) hindi, Billings. 



Lyrodesma cincinnatiensis, Hall. 



Lyrodesma planum, Conrad. 



Lyrodesma (Nucula) postriatum, Emmons. 



Megambonia jamesi. Meek. 



Modiolopsis anodontoides, Conrad. 



Modiolopsis cincinnatiensis, Hall & Whitfield. 

 jX *Modiolopsis concentrica. Hall & Whitfield. 



Modiolopsis cuneiformis, James. 



Modiolopsis curta, Hall. 



