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                          Waitakian New Zealand Stage
 
                          From 27 To 23.03 +/- 0.05 Ma
 
  End Defined By:  Base of magnetic polarity chronozone C6Cn.2n; lowest 
     occurrence of planktonic foraminifer Paragloborotalia kugleri; near 
     extinction of calcareous nannofossil Reticulofenestra bisecta (base Zone 
     NN1).
 
  End Based On:  Gradstein, Ogg, Smith, _A Geologic Time Scale 2004_
 
 -- A Substage of --
  Eon:                  Phanerozoic    (542 - -5.5012e-005)
  Era:                  Cenozoic       (65.5 - -5.5012e-005)
  Period:               Paleogene      (65.5 - 23.03)
  Epoch:                Oligocene      (33.9 - 23.03)
  Sub-Epoch:            Late Oligocene (28.4 - 23.03)
  ICS Stage:            Chattian       (28.4 - 23.03)
  Australian Stage:     Longfordian    (27.5 - 16.5)
  Californian Stage:    Zemorrian      (33.5 - 22)
  Informal Sub-era:     Tertiary       (65.5 - 1.806)
  North American Stage: Arikareean     (30.5 - 19)
 
 -- Preceeded By --
  New Zealand Stage: Duntroonian (28 - 27)
 
 -- Followed By --
  Period:            Neogene       (23.03 - -5.5012e-005)
  Epoch:             Miocene       (23.03 - 5.332)
  Sub-Epoch:         Early Miocene (23.03 - 15.97)
  ICS Stage:         Aquitanian    (23.03 - 20.43)
  New Zealand Stage: Otaian        (23.03 - 21)
 

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.