148 CRETACEOUS PALEONTOLOGY. 



Hornerstown Marl. 



129^°. Greensand marl with thin bands, more or less 

 indurated with iron, extending to the top of the bank, . .± 10 feet. 



Locality I2<f. — This bed has yielded the following fauna: 



ECHINODERMATA. 



Catopygus sp. 



PEI^ECYPODA. 



L,eda tintonensis n. sp. 

 Perissonota pro text a Con. 

 Axinea suhanstralis d'Orb. 

 Uxogyra costata Say. 

 Trigonia cerulea Whitf. 

 Pecten venustus Mort. 

 Pecten simplicum Con. 

 Crenella elegantula M. & H. 

 Liopistha protexta Con. 

 Cuspidaria ventricosa M. & H. 

 Veniella conradi Mort. 

 Veniella trigona Gabb. 

 Crassatellites subplanus (Con.). 

 Tenea paralis Con. 

 Cardium k-ummeli n. sp. 

 IsocardiO' tintotiensis n. sp. 

 Cymbophora lintea (Con.). 



Locality 129' . — In addition to the following list of species 

 from this bed, several gastropods were collected which it has 

 been impossible to identify because of their poor state of preser- 

 vation : 



PELECypoda. 



Cucullaea tip p ana Con. 

 Cuctdloiea littlei Gabb. 

 Axinea subaustralis d'Orb. 



