TINTON BEDS. 149 



Trigonia cerulia Whitf. 

 Veniella trigona Gabb. 

 Crassatellites subplanus ( Con. ) . 

 Cardium kiimmeli n. sp. 



Gastropoda. 



Several undetermined species. 



CephaIvOpoda. 



Sphenodiscus lobatus (Tuom.). 



Crustacea. 



Callianassa mortoni Pilsb. 



Locality i2p^. — This bed has yielded the following fauna: 



Brachiopoda. 



Lingula sp. 



PeIvEcypoda. 



Nemodon eufaulensis Gabb. 

 Cuc'ullaea tippana Con. 

 Axinea subaustralis d'Orb. 

 Ostrea nasuta Mort. 

 Gryphaea sp. 

 Bxogyra costata Say. 

 Trigonia cerulia Whitf. 

 Veniella trigona Gabb. 

 Crassatellites subplanus (Con.). 

 Cardium kiimmeli n. sp. 

 Cardium, sp. 

 Meretrix ? sp. 



Gastropoda. 



Pyropsis trochiformis (Tuom.). 

 Several undermined species. 



