254 INDEX 



Pterichthys, 25, 28, 32 * 



mistaken for crab, 25 

 Pterodactyls, impressions of wings, 133 



from Kansas, 55 



wing, 72 * 

 Py craft, W. P., restoration of Archaeopteryx, 89 



Radiolarians, 15, 17* 



Reconstruction of animals, 127, 130, 134 



Reptiles, fasting powers of, 98 



growth throughout life, 102 



jaws, 53 

 Restorations, xviii 



Archaeopteryx, 89 * 



Ceratosaurus, 106 * 



Hesperornis, 82 * 



Mammoth, 176 * 



Mastodon, 210 * 



Phororhacos, frontispiece 



progress in, 137 



Stegosaurus, 108 * 



Thespesius, 90 * 



Triceratops, 126 * 



Tylosaurus, 52 * 

 Reversion of fancy stock, 171 

 Rhinoceros, exterminated by cold, 232 

 Roc, legend of, 144, 145 

 Rocks, thickness of sedimentary, 20 

 Ruffles on dresses, 202 



