MONOGRAPH 



ON 



THE FOSSIL REPTILIA 



OF THE 



LONDON CLAY, AND OE THE BRACKLESHAM AND 

 OTHEE TEETIAEY BEDS. 



PART II. Supplement No. 1. 



Pages 1—4; Plate XXIX. 



CHELONIA (Platemys). 



BY 



PROFESSOR OWEN, D.C.L., F.R.S., F.L.S., F.G.S., &c. 



Ismed in the Volume for the Year 1849. 



LONDON: 

 PRINTED FOR THE P ALiEONTOGR AP H I C AL SOCIETY. 



1850. 



