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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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| original | Frasnian | Belgium | Dricot,E.M. Observations on the Frasnian acritarchs of Belgium. | 1965 | |
| original | Early Gondwana | Argentina(La Rioja) | Spinner,E. Preliminary study of the megaspores from the Tupe Formation, Quebrada del Tupe, La Rioja, Argentina. | 1969 |