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Geolocation
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Author - title
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Year
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| details | Late Frasnian | Famennian | USSR(Ukrainian SSR) | Sergeeva,L.O. Microphytofossils from Devonian Saliferous deposits of the Dnieper-Donets Basin. (In: Fossil Fauna and Flora of Ukraine.) | 1973 |
| details | Middle Eocene | India(Rajasthan) | Das Gupta,S.K. The stratigraphy of the West Rajasthan Shelf | 1977 | |
| details | Nd | Nd | Medvedeva,A.M. Palynological investigation of Petroleum | 1978 |