Campanian ICS Stage
                             (Piripauan, Taylorian)
 
                      From 83.5 +/- 0.7 To 70.6 +/- 0.6 Ma
 
  Start Defined By:  Crinoid, extinction of Marsupites testudinarius.
  End Defined By:  Mean of 12 biostratigraphic criteria of equal importance.  
     Closely above is lowest occurrence of ammonite Pachydiscus neubergicus.  
     Boreal proxy is lowest occurrence of belemnite Belemnella lanceolata.
 
  Start Based On:  Gradstein, Ogg, Smith, _A Geologic Time Scale 2004_
  End Based On:  Gradstein, Ogg, Smith, _A Geologic Time Scale 2004_
 
 -- Overlaps With --
  Japanese Stage: Urakawan (89.3 - 77.1)
  Japanese Stage: Hetonian (77.1 - 65.5)
 
 -- A Substage of --
  Eon:            Phanerozoic     (542 - -5.5012e-005)
  Era:            Mesozoic        (251 - 65.5)
  Period:         Cretaceous      (145.5 - 65.5)
  Epoch:          Late Cretaceous (99.6 - 65.5)
  European Epoch: Senonian        (89.3 - 65.5)
 
 -- Preceeded By --
  ICS Stage:         Santonian (85.8 - 83.5)
  New Zealand Stage: Teratan   (87 - 83.5)
 
 -- Followed By --
  ICS Stage:      Maastrichtian (70.6 - 65.5)
  Regional Stage: Begudian      (70.6 - 68)
 
 -- Contains the Following Stages --
  Regional Stage: Valdonnian (83.5 - 77)
  Regional Stage: Fuvelian   (77 - 70.6)
 
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