ammonites

To1 subage/stage

General information
Lower boundary: equal to 63.3 Ma (based on Torrejonian)
Upper boundary: before 61.7 Ma (based on Danian)
Continent: North America
See collections within this interval
See map of collections within this interval
Key correlations
Period: Paleogene
Epoch: Paleocene
Subepoch: Early/Lower Paleocene
Stage: Danian
10 million year bin: Cenozoic 1
Contained within
  • Torrejonian
  • Paleocene
  • Teurian
  • MP 1 - 5
  • Dannevirke
  • Paleogene
  • Tertiary
  • Cenozoic
  • Phanerozoic
    • Previous intervals
  • Puercan
  • Pu3
  • Pu2
  • Pu1
    • Next intervals
  • Tiffanian
  • Ti6
  • Ti5
  • Ti4
  • Ti3
  • Ti2
  • Ti1
  • Selandian
  • Middle Paleocene
    • Shares top with
  • Danian, Dragonian, Early/Lower Paleocene
    • Overlaps with
  • Peligran (62.5 to 59.0 Ma)
  • To3 (63.3 to 61.7 Ma)
  • To2 (63.3 to 61.7 Ma)
  • Tiupampan (65.5 to 62.5 Ma)
    • Appears in scale
  • North American Mammal Subages/Zones: Puercan - Uintan (1987)

    • Interval name: