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Geolocation
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Author - title
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Year
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| details | Aptian | USSR(Kazakh SSR) | Kruchinina,N.V. et al. Palynostratigraphyof Cretaceous deposits. (In: Practical Palynostratigraphy. L.A. Panova et al, editors) | 1990 | |
| details | Albian | USSR(Lithuanian SSR) | Kisnerius,Y.L. Key sections of the borehole "Stonishkaya" of the Lithuanian SSR. | 1974 | |
| details | Albian | USSR(Urals) | Bolkhovitina,N.A. The spores of the Family Gleicheniaceae ferns and their importance for the stratigraphy | 1968 |