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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 | Aalenian | Bathonian | USSR(Kazakh SSR) | Alekseeva,V.I. Stages of flora development during Jurassic and Early Cretaceous in the eastern part of North Pre-Caspian with reference to palynological evidence. (In: Mikrofossilii Drevneishikh Otlozhenii. T.F.Vozzhennikova and T.B.Timofeev, editors) | 1973 |
| details | Chile | Erdtman,G. Palynology in South America. | 1951 |