| PAGE |
| [CHAPTER I.] |
| FLYING REPTILES | [1] |
| [CHAPTER II.] |
| HOW A REPTILE IS KNOWN | [4] |
| [CHAPTER III.] |
| A REPTILE IS KNOWN BY ITS BONES | [11] |
| [CHAPTER IV.] |
| ANIMALS WHICH FLY | [15] |
| [CHAPTER V.] |
| DISCOVERY OF THE PTERODACTYLE | [27] |
| [CHAPTER VI.] |
| HOW ANIMALS ARE INTERPRETED BY THEIR BONES | [37] |
| [CHAPTER VII.] |
| INTERPRETATION OF PTERODACTYLES BY THEIR SOFT PARTS | [45] |
| [CHAPTER VIII.] |
| THE PLAN OF THE SKELETON | [58] |
| [CHAPTER IX.] |
| THE BACKBONE, OR VERTEBRAL COLUMN | [78] |
| [CHAPTER X.] |
| THE HIP-GIRDLE AND HIND LIMB | [93] |
| [CHAPTER XI.] |
| SHOULDER-GIRDLE AND FORE LIMB | [107] |
| [CHAPTER XII.] |
| EVIDENCES OF THE ANIMAL'S HABITS FROM ITS REMAINS | [134] |
| [CHAPTER XIII.] |
| ANCIENT ORNITHOSAURS FROM THE LIAS | [143] |
| [CHAPTER XIV.] |
| ORNITHOSAURS FROM THE MIDDLE SECONDARY ROCKS | [153] |
| [CHAPTER XV.] |
| ORNITHOSAURS FROM THE UPPER SECONDARY ROCKS | [172] |
| [CHAPTER XVI.] |
| CLASSIFICATION OF THE ORNITHOSAURIA | [187] |
| [CHAPTER XVII.] |
| FAMILY RELATIONS OF PTERODACTYLES TO ANIMALS WHICH LIVED WITH THEM | [196] |
| [CHAPTER XVIII.] |
| HOW PTERODACTYLES MAY HAVE ORIGINATED | [213] |
| |
| [APPENDIX] | [231] |
| |
| [INDEX] | [233] |