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Gateway to the Paleobiology Database

Ionian age/stage

General information
Lower boundary: equal to 0.781 Ma (see scale)
Upper boundary: equal to 0.126 Ma (see scale)
Continent: global
See collections within this interval
See map of collections within this interval
Key correlations
Period: Quaternary
Epoch: Pleistocene
Subepoch: Middle Pleistocene
10 million year bin: Cenozoic 6
Equivalent to
Shares base with
Overlaps with
  • Rancholabrean (0.3 to 0.012 Ma)
  • Sheridanian (0.3 to 0.012 Ma)
  • Haweran (0.34 to 0.0 Ma)
  • Castlecliffian (1.63 to 0.34 Ma)
  • Irvingtonian (1.8 to 0.3 Ma)
  • Cudahyan (1.8 to 0.3 Ma)
  • Sappan (1.8 to 0.3 Ma)
  • Appears in scale

    Interval name: