Keila Stage
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Stratigraphy | Index | Index add'l | Type | Rank | Scope | Belongs to | Age (Ma) | Age | |||
---|---|---|---|---|---|---|---|---|---|---|---|
Base | Top | ||||||||||
Laagri Substage | DIIβ | chronostratigraphy | Substage | regional | Keila Stage | Upper Ordovician | |||||
Ristna Substage | DIIα | chronostratigraphy | Substage | regional | Keila Stage | Upper Ordovician |
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