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 Vertebræ 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 101 23. Tracks of Iguanodon 102 24. Restored Skeleton of Scelidosaurus Harrisoni 105 25. Skeleton of Stegosaurus ungulatus 112 26. Tail Vertebræ of Stegosaurus 113 27. Limb-bones of Stegosaurus 114 28. Plates of Stegosaurus 115 29. Head of Triceratops 116 30. Skeleton of Triceratops prorsus 117 31. Bony Spines belonging to the Skin of Triceratops 119 32. Skeleton of Dimorphodon Macronyx 124 33. Skeleton of Scaphognathus crassirostris 125 34. Skeleton of Pterodactylus spectabilis 126 35. Skeleton of Rhamphorhynchus phyllurus 128 36. Skull of Pteranodon 129 37. Skull of Mosasaurus Hoffmanni 137 38. Teeth of Mosasaurus 137 39. Lower Tooth of Leiodon 138 40. Snout of Tylosaurus 143 41. Skeleton of Clidastes cineriarum 145 41a. Skull of Platecarpus 146 42. Skeleton of Tinoceras ingens 150 43. Skull of Dinoceras mirabile 151 44.