The Riphean is a stage or age of the geologic timescale from . The name Riphean is used in the Proterozoic stratigraphy of the Siberian Craton in Russia. It was also used in a number of older international geologic timescales but is in the most recent timescales of the ICS replaced by the Ectasian, Stenian and Tonian periods of the Neo- and Mesoproterozoic eras.[1]
References
| Proterozoic eon | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Paleoproterozoic era | Mesoproterozoic era | Neoproterozoic era | |||||||
| Siderian | Rhyacian | Orosirian | Statherian | Calymmian | Ectasian | Stenian | Tonian | Cryogenian | Ediacaran |
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