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                                Visean ICS Stage
 
                     From 345.3 +/- 2.1 To 326.4 +/- 1.6 Ma
 
  Start Defined By:  Foraminifer, lineage Eoparastaffella simplex morphotype 1/
     morphotype 2.
 
  Start Based On:  Gradstein, Ogg, Smith, _A Geologic Time Scale 2004_
  End Based On:  Gradstein, Ogg, Smith, _A Geologic Time Scale 2004_
 
 -- Overlaps With --
  Chinese Stage:        Yanguan    (349.5 - 345)
  Chinese Stage:        Dewuan     (333 - 318.1)
  North American Stage: Osagean    (348 - 340)
  North American Stage: Chesterian (333 - 318.1)
 
 -- A Substage of --
  Eon:            Phanerozoic          (542 - -5.5012e-005)
  Era:            Paleozoic            (542 - 251)
  Period:         Carboniferous        (359.2 - 299)
  Epoch:          Mississippian        (359.2 - 318.1)
  Sub-Epoch:      Middle Mississippian (345.3 - 326.4)
  European Epoch: Dinantian            (359.2 - 326.4)
 
 -- Preceeded By --
  Sub-Epoch:      Early Mississippian (359.2 - 345.3)
  ICS Stage:      Tournaisian         (359.2 - 345.3)
  Regional Stage: Ivorean             (348 - 345.3)
 
 -- Followed By --
  Sub-Epoch:      Late Mississippian (326.4 - 318.1)
  ICS Stage:      Serpukhovian       (326.4 - 318.1)
  European Epoch: Silesian           (326.4 - 299)
  European Stage: Namurian           (326.4 - 315)
  Regional Stage: Pendleian          (326.4 - 326)
 
 -- Contains the Following Stages --
  Chinese Stage:        Datangian  (345 - 333)
  North American Stage: Meramecian (340 - 333)
  Regional Stage:       Chadian    (345.3 - 341)
  Regional Stage:       Arundian   (341 - 339)
  Regional Stage:       Holkerian  (339 - 337.5)
  Regional Stage:       Asbian     (337.5 - 333)
  Regional Stage:       Brigantian (336 - 326.4)
 

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.