CONTENTS. 7 



PAGE. 



XXX. LONE BURIALS IN THE COAL LANDS, 173 



Coal Measure Fossils. 



XXXI. TERRIBLE FISHES AND THEIR COMPANIONS, . . . 178 

 Kemains of the Devonian Age. 



XXXII. ANCESTRY OF THE PEARLY NAUTILUS, 184 



Silurian Kemains. 



XXXIII. THE KING-CRAB'S GRANDFATHER AND OTHER 



GRANDFATHERS, 190 



Cambrian Fossils. 



XXXIV. EARTH'S DEEPEST GRAVES, 197 



The Eozoic Animal. 



XXXV. AN EARLIER BEGINNING, 202 



Intimations of a Fiery ./Eon. 



II. HISTORICAL GLIMPSES; 



OR, - 



STORY OF THE WORLD SET IN ORDER. 



XXXVI. GATHERING WORLD-STUFF, 208 



Wandering Germs of Worlds. 



XXXVII. THE WHIRLING FIRE-MIST, 214 



Nebular Theory of World Origin. 



XXXVIII. THE PRIMEVAL STORM, 219 



Origin of the Ocean. 



XXXIX. THE WAR IN THE OCEAN, 224 



The Earliest Strata. 



XL. THE WORLD WITHOUT A BACK-BONE, 230 



Reign of Invertebrates. 



XLI. THE DYNASTY OF FISHES, 236 



Devonian and Carboniferous Times. 



XLII. SCENES FROM THE COAL PERIOD, 241 



How the Coal-Beds were Formed. 



XTJII. THE EEPTILE MONARCHIES, 246 



Mesozoic Events. 



