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Geolocation
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Author - title
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Year
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| details | Turonian | USSR(Yamalo-Nenets) | Amon,E.O. et al. Upper Cretaceous biostratigraphy of the Synya River (Cis-Polar Transural) | 1985 | |
| details | Early Pliocene | Middle Pliocene | USSR(Georgian SSR) | Ramishvili,I.Sh. The Middle Miocene flora of the Western Caucasus and the further stages of their development. | 1977 |