GeoWhen Database  

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                               Wordian ICS Stage
 
                      From 268 +/- 0.7 To 265.8 +/- 0.7 Ma
 
  Start Defined By:  Conodont, lowest occurrence of Jinogondolella aserrata.
  End Defined By:  Conodont, lowest occurrence of Jinogondolella postserrata.
 
  Start Based On:  Gradstein, Ogg, Smith, _A Geologic Time Scale 2004_
  End Based On:  Gradstein, Ogg, Smith, _A Geologic Time Scale 2004_
 
  Global Stratotype Section and Point:  Getaway Ledge outcrop, Guadalupe Pass, 
     SE Guadalupe Mountains, Texas, USA
 
 -- A Substage of --
  Eon:               Phanerozoic    (542 - -5.5012e-005)
  Era:               Paleozoic      (542 - 251)
  Period:            Permian        (299 - 251)
  Epoch:             Middle Permian (270.6 - 260.4)
  European Stage:    Kazanian       (270.6 - 260.4)
  New Zealand Stage: Braxtonian     (270.6 - 260.4)
  Regional Stage:    Thuringian     (270.6 - 251)
 
 -- Preceeded By --
  ICS Stage: Roadian (270.6 - 268)
 
 -- Followed By --
  ICS Stage: Capitanian (265.8 - 260.4)
 

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.