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                              Piacenzian ICS Stage
                          (Astian, Redonian, Romanian)
 
                    From 3.6 +/- 0.005 To 2.588 +/- 0.005 Ma
 
  Start Defined By:  Base of magnetic polarity chronozone C2An (Gauss); 
     extinction levels of planktonic foraminifers Globorotalia margaritae and 
     Pulleniatina primalis.
  End Defined By:  Isotopic stage 103, base of magnetic polarity chronozone C2r 
     (Matuyama).  Above are extinction levels of calcareous nannofossil 
     Discoaster pentaradiatus and D. surculus.
 
  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:  Punta Piccola, Sicily, Italy
 
 -- Overlaps With --
  Australian Stage:  Kalimnan    (4.3 - 3.4)
  Australian Stage:  Yatalan     (3.4 - 2)
  Californian Stage: Delmontian  (7.5 - 2.9)
  Californian Stage: Repettian   (2.9 - 2.2)
  Japanese Stage:    Suchian     (3 - 1.9)
  New Zealand Stage: Mangapanian (2.6 - 1.96)
 
 -- A Substage of --
  Eon:                  Phanerozoic   (542 - -5.5012e-005)
  Era:                  Cenozoic      (65.5 - -5.5012e-005)
  Period:               Neogene       (23.03 - -5.5012e-005)
  Epoch:                Pliocene      (5.332 - 1.806)
  Sub-Epoch:            Late Pliocene (3.6 - 1.806)
  Informal Sub-era:     Tertiary      (65.5 - 1.806)
  North American Stage: Blancan       (4.75 - 1.806)
 
 -- Preceeded By --
  Sub-Epoch:         Early Pliocene (5.332 - 3.6)
  ICS Stage:         Zanclean       (5.332 - 3.6)
  Japanese Stage:    Yuian          (9.5 - 3.6)
  New Zealand Stage: Opoitian       (4.8 - 3.6)
 
 -- Followed By --
  ICS Stage: Gelasian (2.588 - 1.806)
 
 -- Contains the Following Stages --
  Japanese Stage:    Totomian  (3.6 - 3)
  New Zealand Stage: Waipipian (3.6 - 2.6)
 

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.