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                          Middle Pleistocene ICS Stage
                                    (Ionian)
 
                   From 0.781 +/- 0.005 To 0.126 +/- 0.005 Ma
 
  Start Defined By:  Brunhes-Matuyama magnetic reversal.
  End Defined By:  Base of the Eemian interglacial stage (base of marine 
     isotope stage 5e) before final glacial episode of Pleistocene.
 
  Start Based On:  Gradstein, Ogg, Smith, _A Geologic Time Scale 2004_
  End Based On:  Gradstein, Ogg, Smith, _A Geologic Time Scale 2004_
 
 -- Overlaps With --
  European Stage:       Tyrrhenian    (0.26 - 0.01143)
  Japanese Stage:       Yuzanjian     (1.5 - 0.75)
  New Zealand Stage:    Putikian      (0.48 - 0.01143)
  New Zealand Stage:    Okehuan       (1.1 - 0.48)
  North American Stage: Irvingtonian  (1.806 - 0.3)
  North American Stage: Rancholabrean (0.3 - 0.01143)
 
 -- A Substage of --
  Eon:               Phanerozoic    (542 - -5.5012e-005)
  Era:               Cenozoic       (65.5 - -5.5012e-005)
  Period:            Neogene        (23.03 - -5.5012e-005)
  Epoch:             Pleistocene    (1.806 - 0.01143)
  Californian Stage: Wheelerian     (1.9 - 0.01143)
  Informal Period:   Pleistogene    (1.806 - -5.5012e-005)
  Informal Sub-era:  Quaternary     (1.806 - -5.5012e-005)
  New Zealand Stage: Castlecliffian (1.1 - 0.01143)
 
 -- Preceeded By --
  ICS Stage: Early Pleistocene (1.806 - 0.781)
 
 -- Followed By --
  ICS Stage: Late Pleistocene (0.126 - 0.01143)
 
 -- Contains the Following Stages --
  European Stage: Sicilian (0.781 - 0.26)
 

This page was automatically generated from the GeoWhen database (version 1.1.0).  Please read the introduction regarding the accuracy and reliability of this information.  Comments, corrections, and additions can be sent to geowhen@robertrohde.com.  References to published academic literature are preferred.

Introduction

Geologic Timeline
(No Stages)

Geologic Timeline
(With Stages)

A-Z Stage List

Regional Information

Download Files


2003-2005 GeoWhen Database
Prepared By Robert A. Rohde


This page was last updated on Tuesday, January 18, 2005.