https://gcmd.earthdata.nasa.gov/kms/concept/bb81d8bd-f837-4893-b560-921c28359975
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definition | The Rupelian is, in the geologic timescale, the older of two ages or the lower of two stages of the Oligocene epoch/series. It spans the time between 33.9 and 28.1 Ma. It is preceded by the Priabonian stage (part of the Eocene) and is followed by the Chattian stage. | |||||||||
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in scheme | chronounits original |