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Geolocation
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Author - title
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Year
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| details | Valanginian | USSR(Yakut ASSR) | Samoilovich,S.R. et al. Method and principles of Compilation of paleovegetation Maps from palynological data. | 1971 | |
| details | Turonian | USSR(Yamalo-Nenets) | Popovicheva,L.V. et al. Stratigraphy and correlation of Cretaceous Petroleum deposits of the Polui-Yamal Region | 1981 |