PAL.EONTOGRAPHICAL SOCIETY. 



BRITISH 

 rOSSIL ECHINODERMATA 



FEOM 



THE OOLITIC FORMATIONS. 



VOLUME SECOND. 



Part First. 

 ON THE ASTEROIDEA. 



SUPPLEMENTARY MONOGRAPH 



ON THE 



MOLLUSCA 



FKOM THE 



STONESFIELD SLATE, GREAT OOLITE, FOREST MARBLE, 

 AND CORNBRASH. 



1863. 

 Issued for the Yeae 1861. 





