Contents 



The formations {concluded) page 



Mesozoic era 430 



Triassic period ' 430 



Jurassic period 432 



Cretaceous period 433 



Life of the Mesozoic 436 



Climate of the Mesozoic 437 



Literature on the Mesozoic 437 



Cenozoic era 437 



Tertiary time 437 



Quaternary time 439 



Life of the Cenozoic 441 



Climate of the Cenozoic . . . .' 442 



Literature on the Cenozoic 442 



Selected bibliography 443 



Index 457 



