MONOGRAPH 



ON 



THE FOSSIL REP T ILIA 



OF THE 



LONDON CLAY, AND OP THE BBACKLESHAM AND 

 OTHEB TEETIARY BEDS. 



FART I. 



Pages 1-76 ; Platbs I— XXVIII, and VIIIa, Xa, XIIIa, XIIIb, XVIa, XVIIIa, XIX*, 



XIXb, XIXc, XIXd. 



CHELONIA (Chelone, &c). 



BY 



PEOFESSOE OWEN, D.C.L., F.E.S., F.L.S., F.G.S., &c. 



AND 



PEOFESSOE BELL, F.E.S., F.L.S., F.G.S., &c. 



Issued in the Volume for the Tear 1848. 



LONDON : 

 PRINTED FOR THE PAL^ONTOGRAPHICAL SOCIETY. 



1849. 



