60 



SECONDARY FOSSIL SHELLS. 



FOSSIL SHELLS COMMON TO THE MAESTRICHT BEDS 

 AND THE WHITE CHALK; COMMUNICATED BY 

 M. DESHAYES. (See p. 325.) 



Catillus (Inoceramus) Cuvieri? 



(specimens imperfect.) 

 Plagiostoma spinosa. 

 ,, Hoperi. 

 Pecten fragilissimus. 

 Ostrea vesicularis. 

 carinata. 



Crania Parisiensis. 

 Terebratula octoplicata. 



carnea. 



,, pumilus (magus, Sow.) 



,, Defrancii. 

 Belemnites mucronatus. 



FOSSIL SHELLS COMMON TO THE MAESTRICHT BEDS 

 AND THE UPPER GREEN-SAND; COMMUNICATED 

 BY M. DESHAYES. (See p. 325.) 



Plagiostoma spinosa. 

 Ostrea vesicularis. 

 ,, carinata, 



Belemnites mucronatus. 

 Baculites Faujasii. 



