VI 



Species — Megalosaurus Bucklandi 

 Geuus — Bothhiospondylus 

 Species — Bothriospondylus magnus 

 Order— CIIEL ON I A . 

 Genus — Pleubostebnon. 



































INDEX TO VOL. 



IV. 











PLATE 



PAGE 



. 



. 



. 87 



in, 166 



. 88 ill, 172 



Species — Pleurosternon continuum 



Chelonia 



. 53 



III, 179 



— — 





54 



III, 179 



— emarginatum . 





55 



ill, 183 



— — . 





56 



in, 183 



— ovatum 





57 



III, 184 



— latiscutatum . 





58 



in, 185 



Genus — Platemys. 









Species — Platemys Mantelli 





52 



III, 186 



— Dixoni 





52 



in, 187 



Genus — Cheloke. 









Species — Chelone cost at a . 





51 



in, 187 



— gigas 





30 



III, 188 



— — 





31 



in, 188 



Order— LABYBINTHODONTI A. 









Genus — Labykinthodon. 









Species — Labyrinthodon Jaegeri 



Batrachia 



2 



in, 190 



— leptognathus 





3 



HI, 191 



— pachygnathus 





4 



III, 192 



— — 





5 



m, 193 



— scutulatus . 





6 



hi, 195 



WOODCUTS, Vol. III. 



Neural arch, caudal vertebra, Ichthyosaurus intermedins 

 Side view of caudal vertebra, Ichthyosaurus intermedins 

 Section of tooth of Labyrinthodon, magnified . 

 Footprints of Labyrinthodon 



PIG. 



PAGE 



51 



71 



52 



71 



1 



190 



2 



197 



