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Hemingfordian age/stage

General information
Lower boundary: equal to 20.43 Ma (based on Burdigalian)
Upper boundary: equal to 15.97 Ma (based on Burdigalian)
Continent: North America
See collections within this interval
See map of collections within this interval
Key correlations
Period: Neogene
Epoch: Miocene
Subepoch: Early/Lower Miocene
Stage: Burdigalian
10 million year bin: Cenozoic 5
Equivalent to
Overlaps with
  • Friasian (16.3 to 15.5 Ma)
  • Shanwangian (16.9 to 13.65 Ma)
  • Altonian (19.0 to 15.9 Ma)
  • Colhuehuapian (21.0 to 17.5 Ma)
  • Otaian (21.7 to 19.0 Ma)
  • MN 2 (22.4 to 20.0 Ma)
  • Xiejiaan (23.03 to 16.9 Ma)
  • Agenian (23.03 to 20.0 Ma)
  • Interval name: