Recent 

 Prehistoric 



Postglacial 



(Severe climate) 



IV Glacial 



(Steppe climate) 

 3rd Interglacial 



III Glacial 



2nd Interglacial 



II Glacial 



1st Interglacial 



I Glacial 



Geologic and Climatic 

 Stages 



of 



w 



to 

 Fa 



III Pure Forest 

 Meadow Fauna 



II "Reindeer Period/' 



Tundra, Steppe, 



Alpine and Meadow 



Fauna 



} 



Diagram illustrating thMs covered all except 



the areas close to the ice. 

 Europe. 



T 



I Mingled African 



Asiatic and 



Forest-Meadow Faunas 



Faunas 



Habitats 



steppe forms covered 



"■Eywna spelcea and Felis leo spelwa, 



