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From
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To
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Geolocation
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Author - title
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Year
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| details | Hauterivian | Barremian | USSR(Siberia) | Chlonova,A.F. Palynological characteristics of Cretaceous Layers in Siberia and the Far East. | 1971 |
| details | Maastrichtian | USSR(Far East) | Chlonova,A.F. Palynological characteristics of Cretaceous Layers in Siberia and the Far East. | 1971 | |
| details | Aptian | Albian | USSR(WSL) | Chlonova,A.F. Palynological characteristics of Cretaceous Layers in Siberia and the Far East. | 1971 |