Jeffersonian North American Stage
 
                               From 475 To 473 Ma
 
 -- Overlaps With --
  European Stage: Fennian (473.5 - 471.8)
 
 -- A Substage of --
  Eon:                  Phanerozoic      (542 - -5.5012e-005)
  Era:                  Paleozoic        (542 - 251)
  Period:               Ordovician       (488.3 - 443.7)
  Epoch:                Early Ordovician (488.3 - 471.8)
  ICS Stage:            Arenig           (478.6 - 471.8)
  Chinese Stage:        Honghuayuanian   (478.6 - 472)
  North American Stage: Ibexian          (491 - 471.8)
 
 -- Preceeded By --
  Australian Stage:     Warendian/Lancefieldian (485 - 475)
  Australian Stage:     Lancefieldian           (482 - 475)
  European Stage:       Moridunian              (478.6 - 475)
  North American Stage: Demingian               (478.6 - 475)
 
 -- Followed By --
  Australian Stage:     Chewtonian (473 - 471)
  North American Stage: Cassinian  (473 - 471.8)
 
 -- Contains the Following Stages --
  Australian Stage: Bendigonian (475 - 473)
  European Stage:   Whitlandian (475 - 473.5)
 

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.

© 2003-2005 GeoWhen Database
Prepared By Robert A. Rohde

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