TABLE XII. 



Systematic Survey of the Palaeontological Periods, or the Greater Divisions 

 in the History of the Organic Earth. 



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

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



1. The Older Archilithic Epoch or Laurentian Period 



2. The Middle Archilithic Epoch Cambrian Period. 



3. The Later Archilithic Epoch Silurian Period. 



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



(Age of Fishes and Fern Forests.) 



4. The Older Palaeolithic Epoch or Devonian Period. 

 6. The Middle Palaeolithic Epoch Coal Period. 



6. The Later Palaeolithic Epoch Permian Period. 



III. Third Epoch : The Mesolithic, or Secondary Epoch. 

 (Age of Eeptiles and Pine Forests, Coniferas.) 



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 Caenolithic, or Tertiary Epoch. 



(Age of Mammals and Leaf Forests.) 



10. The Older Caenolithic Epoch or Eocene Period. 



11. The Middle Caenolithic Epoch Miocene Period. 



12. The Later Caenolithic 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 Culture is the Historic Period, or Period of Tradition.) 



