[meteorite-list] Start of Quaternary Period - Pleistocene Epoch Now 2.58 Million Years Ago

[Paul]

End of an Era: New Ruling Decides the Boundaries of Earth's
History, September 22, 2009

http://www.physorg.com/news172824857.html

After decades of debate and four years of investigation an 
international body of earth scientists has formally agreed 
to move the boundary dates for the prehistoric Quaternary 
age by 800,000 years, reports the Journal of Quaternary 
Science. 

The paper is:

Gibbard et al., 2009, Formal ratification of the Quaternary 
System/Period and the Pleistocene Series/Epoch with a 
base  at 2.58 Ma. Journal of Quaternary Science.

http://www3.interscience.wiley.com/journal/122602421/abstract

Yours,

Paul H.