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Intervals
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Irginian
1773
Type
Age
Age range
288–286
Ma
International Timescale
Cisuralian
Artinskian
Russian Platform Regional Stages
Sarginian
Irginian
Burtsevian
288.0
287.9
287.8
287.7
287.6
287.5
287.4
287.3
287.2
287.1
287.0
286.9
286.8
286.7
286.6
286.5
286.4
286.3
286.2
286.1
286.0
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