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Geolocation
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Author - title
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Year
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| details | Late Precambrian | India(Andhra Pradesh) | Maithy,P.K. et al. Microbiota from subsurface of Ganga Basin | 1983 | |
| details | Algonkian | Nd | Kedves,M. Introduction to the palynology of Pre-Quaternary deposits | 1986 |