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Geolocation
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Author - title
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Year
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| details | Hauterivian | Barremian | USSR(WSL) | Filippova,E.A. Hauterivian - Barremian. (In: Stratigraphy of Mesozoic and Cenozoic Periods of Western Siberian Lowland. E.A.Filippova, editor) | 1957 |
| original | Valanginian | Valanginian | USSR(Sverdlovskaya) | Kara-Murza,E.N. Spores and pollen of Mesozoic deposits of the northern Eniseydk Lensk Region. | 1954 |