Neoproterozoic
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Stratigraphy | Index | Index add'l | Type | Rank | Scope | Belongs to | Age (Ma) | Age | |||
---|---|---|---|---|---|---|---|---|---|---|---|
Base | Top | ||||||||||
Tonian | NP1 | chronostratigraphy | System | global | Neoproterozoic | 1000.0 | 720.0 | ||||
Cryogenian | NP2 | chronostratigraphy | System | global | Neoproterozoic | 720.0 | 635.0 | ||||
Ediacaran | E | E | chronostratigraphy | System | global | Neoproterozoic | 635.0 | 538.8 |
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