TABLE OF GEOLOGICAL PERIODS 

 AND FORMATIONS 



TERTIARY OR CAINOZOIC PERIOD. 



Pleistocene 



Pliocene . 



Miocene 



OUgocene . 



E«cene 



Recent Deposits. 



Valley and Cave Deposits 



Glacial Deposits. 



Cromer Beds. 



Norwich Crag. 

 , Red Crag. 



Coralline Crag. 

 vin India, the Siwalik Formation. 



Not known in Britain but wide-spread on the Continent 

 of Europe. 



/Loup Fork. 

 Lacustrine deposits of North America ] Deep River. 



Ijohn Day. 

 The Santa Cruz Beds of Patagonia are referred to the 

 Miocene. 



Hamstead and Bembridge Beds. 

 Headon and Osborne Beds. 



In N. America the freshwater White River Beds belong 

 to the Ohgocene. 



Upper: Barton Beds; In N. America, Uinta Group. 



Middle : Bracklesham Beds. In N. America, Bridger Group. 



Lower : Bagshot Sands, London Clay, Woolwich and 



Reading Beds. 



rl. Wind River Group. 



T -NT * • 12. Wasatch Group. 

 In N. America-' — - ^ 



1 3. Torrejon Group. 

 1.4. Puerco Group. 



XIV 



