A MONOGRAPH 



ON THE 



FOSSIL RBPTILIA 



OF THE 



MESOZOIC FORMATIONS. 



BY 



SIR EICHAED OWEN, K.O.B., D.C.L., F.R.S. 



FOREIGN ASSOCIATE OF THE INSTITUTE OF FRANCE, 

 ETC. ETC. 



LONDON: 

 PRINTED FOR THE P AL.EO NTOGRAPHIC AL SOCIETY. 



1874—1889. 



