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Intervals
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M18r
1281
Type
Subchron
Age range
145.01–144.64
Ma
International Timescale
Late Jurassic
Tithonian
Geomagnetic Polarity Subchron
M18n
M18r
M19n.1n
145.02
145.00
144.98
144.96
144.94
144.92
144.90
144.88
144.86
144.84
144.82
144.80
144.78
144.76
144.74
144.72
144.70
144.68
144.66
144.64
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