riii CONTENTS. 



CHAPTER XL. 

 THE MAMMALIA, AS HOESES, DEER, DOGS AND MONKEYS, . . 805 



CHAPTER XLI. 

 GEOLOGY ASTRONOMICAL, SUN, STARS, PLANETS, ETC., . . 316 



CHAPTER XLII. 

 MINERALS AND ROCKS, AS FELDSPAR AND GRANITE, . . , 320 



CHAPTER XLIII. 

 EARTHQUAKES, VOLCANOES, GEYSERS AND HOT SPRINGS, . . 820 



CHAPTER XLIV. 

 TEMPERATURE, WINDS, WAVES, TIDES AND CURRENTS, . . 331 



CHAPTER XLV. 

 GEOLOGICAL ACTION OP AIR, WATER AND VARYING TEMPERATURE, 337 



CHAPTER XLVI. 

 RIVER AND MARINE EROSION, COMPARED, . . . . 342 



CHAPTER XLVII. 

 GEOLOGY THE ARCHAEAN AND ALGONKIAN ERAS, . . . 848 



CHAPTER XLVIII. 

 GEOLOGY THE PALAEOZOIC ERA, . . . . 852 



CHAPTER XLIX. 

 THE MESOZOIC OR SECONDARY ERA AND THE TERTIARY AGE, . 858 



CHAPTER L. 

 THE QUATERNARY AGE AND THE GLACIAL PERIOD, . . 362 



CHAPTER LI. 

 THE CHAMPLAIN, TERRACE AND RECENT PERIODS, . . . 369 



CHAPTER LII. 

 THE THEORY OP ORGANIC DEVELOPMENT STATED, . . e 877 



CHAPTER LIII. 



SUGGESTIONS AS TO LINES OF STUDY, ... . t 384 



