Lexicon
Intervals
Macrostrat
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C31
1096
Type
Chron
Age range
71.449–68.369
Ma
International Timescale
Late Cretaceous
Maastrichtian
Geomagnetic Polarity Chron
C30
C31
C32
71.4
71.2
71.0
70.8
70.6
70.4
70.2
70.0
69.8
69.6
69.4
69.2
69.0
68.8
68.6
68.4
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