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TABLE XII. 



Systematic Sm-vey of the Palaeontological Periods, or the Greater Divisions 

 in the History of the Organic Earth. 



I. First Epoch : The Arohilithic, or Primordial Epoch. 

 (Age of Skull-less Animals and Seaweed Forests.) 



1. The Older Archilithio Epoch or Laiirentian Period. 



2. The Middle Archilithio Epoch „ Cambrian Period. 



3. The Later Archilithio Epoch „ Silurian Period. 



II. Second Epoch : The Palseolithic, or Primary Epoch. 



(Age of Fishes and Fern Forests.) 



4. The Older Palaeolithic Epoch or Devonian Period. 



5. The Middle Palaeolithic Epoch „ Coal Period. 



6. The Later Palaeolithic Epoch „ Permian Period. 



III. Third Epoch ; The Mesolithio, or Secondary Epoch. 

 (Age of Reptiles and Pine Forests, Coniferm.) 



7. The Older Mesolithic Epoch or Triassic Period. 



8. The Middle Mesolithic Epoch „ Jurassic Period. 



9. The Later Mesolithic Epoch „ Chalk Period. 



IV. Fourth Epoch : The Caenolithio, or Tertiary Epoch. 



(Age of Mammals and Leaf Forests.) 



10. The Older Caenolithio Epoch or Eocene Period. 



11. The Middle Caenolithio Epoch „ Miocene Period. 



12. The Later Caenolithio Epoch „ Pliocene Period. 



v. Fifth Epoch : The Anthropolithic, or Quaternary Epoch. 

 (Age of Man and Cultivated Forests.) 



13. The Older Anthropolithic Epoch or Ice Age, Glacial Period. 



14. The Middle Anthropolithic Epoch „ Post Glacial Period. 



15. The Later Anthropolithic Epoch „ Period of Culture. 

 (The Period of Coltnre is the Historic Period, or Period of Tradition.) 



