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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 | Oligocene | USSR(Kazakh SSR) | Bronevoy,V.A. et al. New data on the stratigraphy of the Paleogene of the northern Aral Region. | 1963 | |
| details | Early Miocene | Middle Miocene | Japan(Shimane Pref.) | Katto,J. et al. Stratigraphical and palynological studies of the Shimane Coal Field | 1952 |