254 INDEX 
Pterichthys, 25, 28, 32 * 
mistaken for crab, 25 
Pterodactyls, impressions of wings, 133 
from Kansas, 55 
wing, 72 * 
Pycraft, W. P., restoration of Archzopteryx, 89 
Radiolarians, 15, 17 * 
Reconstruction of animals, 127, 130, 134 
Reptiles, fasting powers of, 98 
growth throughout life, 102 
jaws, 53 
Restorations, xviii 
Archzopteryx, 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 
Ruflles on dresses, 202 
