EDADES GEOLÓGICAS

LA DEL CRETÁCICO : ALBIANO .- ...................:http://es.wikipedia.org/w/index.php?title=Albiano&printable=yes

     Albian ICS Stage
                           (Frederiksbergian, Gault)
 
                       From 112 +/- 1 To 99.6 +/- 0.9 Ma
 
  Start Defined By:  Calcareous nannofossil, lowest occurrence of 
     Praediscosphaera columnata (= P. cretacea of some earlier studies), is one 
     potential marker.
  End Defined By:  Planktonic foraminifer, lowest occurrence of Rotalipora 
     globotruncanoides.
 
  Start Based On:  Gradstein, Ogg, Smith, _A Geologic Time Scale 2004_
  End Based On:  Gradstein, Ogg, Smith, _A Geologic Time Scale 2004_
 
 -- Overlaps With --
  New Zealand Stage: Korangian (119 - 110)
 
 -- A Substage of --
  Eon:                  Phanerozoic      (542 - -5.5012e-005)
  Era:                  Mesozoic         (251 - 65.5)
  Period:               Cretaceous       (145.5 - 65.5)
  Epoch:                Early Cretaceous (145.5 - 99.6)
  European Epoch:       Gallic           (130 - 89.3)
  Japanese Stage:       Miyakoan         (125 - 96.6)
  North American Stage: Comanchean       (127 - 99.6)
 
 -- Preceeded By --
  ICS Stage: Aptian (125 - 112)
 
 -- Followed By --
  Epoch:             Late Cretaceous (99.6 - 65.5)
  ICS Stage:         Cenomanian      (99.6 - 93.5)
  New Zealand Stage: Ngaterian       (99.6 - 95)
 
 -- Contains the Following Stages --
  New Zealand Stage: Urutawan (110 - 104)
  New Zealand Stage: Motuan   (104 - 99.6)