CONTENTS 



CHAPTER PAGE 



I. How EXTINCT MONSTERS ARE PRESERVED 10 



II. FOOTPRINTS ON THE SANDS OF TIME 27 



III. SEA-SCORPIONS 50 



IV. THE GREAT FISH-LIZARDS . . . . . . .59 



V. THE GREAT SEA-LIZARDS .76 



VI. ANCIENT SALAMANDERS 85 



VII. ANOMALOUS KEPTILES 105 



VIII. THE DINOSAURS 124 



IX. THE DINOSAURS (continued) 158 



X. SEA-SERPENTS 187 



XI. FLYING DRAGONS 199 



XII. ANCIENT BIRDS 211 



XIII. SOME EARLY MAMMALS : THE STORY OF THE HORSE . . . 231 



XIV. THE STORY OF THE ELEPHANTS 264 



XV. SLOTHS AND ARMADILLOS 283 



XVI. WHALES AND WOMBATS, ETC 294 



