| details |
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|
Rhodesia |
Plumstead,E.P. Three thousand million years of plant life in Africa. |
1969 |
| details |
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|
Rhodesia |
Plumstead,E.P. Three thousand million years of plant life in Africa. |
1969 |
| details |
|
|
Rhodesia |
Plumstead,E.P. Three thousand million years of plant life in Africa. |
1969 |
| details |
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|
USSR(Kazakh SSR) |
Shakhmundes,V.A. Lower Cretaceous microphytoplankton of the northern Pre-Caspian and their significance for stratigraphy and paleogeogaphy. (In: Microfossils USSR. T.F.Vozzhennikova et al, editors) |
1974 |
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Rhodesia |
Nagy,L.A. et al. Fossil microorganisms from the Approximately 2800 to 2500 Million-Year-Old Bulawayan Stromatolite |
1976 |