Term



0



[watch]
Term: Quaternary period Class:  
 vernacular   (0%)
Created 6 June 2017
Last modified 6 June 2017
Contributed by GCW Glossary

Permalink:
  n2t.net/ark:/99152/h3124

Definition: The last two million years of geologic time, comprising the Pleistocene and Holocene glacial epochs. Estimates of the date of the beginning of the Quaternary vary between 2.5 and 1.6 million years ago.  AMSglossary 

 GCW 
Examples: