LIST OF FIGURES IN TEXT. 
FIG. PAGE 
1. PtERYGOTUS ANGLICUS , . o . 26 
2. Silurian Merostomata , . 30 
3. Ichthyosaurus intermedius . . . . . 39 
4. Teeth of Ichthyosauri . . 43 
5. Skull of Ichthyosaurus latifrons 44 
6. Skull of Ichthyosaurus platyodon ........ 47 
7. Mandibles of Long-necked Sea-Lizards 55 
8. Skeleton of Plesiosaurus macrocephalus ...... 56 
9. Restored Skeleton of Brontosaurus excelsus .... 67 
10. Neck Vertebra of Brontosaurus 68 
11. Head of Diplodocus 72 
12. Lower Jaw-bone of Megalosaurus, with Teeth .... 77 
13. Skeleton of Megalosaurus . 78 
14. Portion of a Slab of New Red Sandstone ..... 80 
15. Portion of a Slab, with Tracks 81 
16. Limb-bones of Allosaurus 83 
17. Skull of Ceratosaurus 84 
18. Skull of Ceratosaurus nasicornis 85 
19. Skeleton of Compsognathus longipes ....... 86 
20. Tooth of Iguanodon 88 
21. Skeleton of Iguanodon Bernissartensis ...... 100 
22. Skull and Skeleton of Iguanodon Mantelli . . . . lor 
23. Tracks of Iguanodon 102 
24. Restored Skeleton of Scelidosaurus Harrisoni ... 105 
25. Skeleton of Stegosaurus ungulatus . 112 
26. Tail Vertebra of Stegosaurus ......... 113 
27. Limb-bones of Stegosaurus. . 114 
28. Plates of Stegosaurus ............ 115 
