LIST OF FIGURES IN TEXT. 



FIG. PAGE 



1. PTERYGOTUS ANGLICUS . . 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 



1 6. LIMB-BONES OF ALLOSAURUS 83 



17. SKULL OF CERATOSAURUS 84 



18. SKULL OF CERATOSAURUS NASICORNIS 85 



19. SKELETON OF COMPSOGNATIIUS LONGIPES 86 



20. TOOTH OF IGUANODON 88 



21. SKELETON OF IGUANODON BERNISSARTENSIS . . . . 100 



22. SKULL AND SKELETON OF IGUANODON MANTELLI 101 



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 



