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Geolocation
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Author - title
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Year
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| details | Early Cambrian | Romania | Olaru,L. Using acritarch assemblages to correlate Upper Proterozoic and Lower Paleozoic metamorphic sequences in Romania | 2001 | |
| details | Botomian | Australia(S.Australia) | Jago,J.B. et al. Correlation within early Palaeozoic basins of eastern South Australia. | 2002 |