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Geolocation
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Author - title
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Year
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| original | Late Westphalian C | W.Germany(N.Rhine) | Potonie,R. et al. The genera of Paleozoic sporae dispersae and their stratigraphy. | 1954 | |
| details | Paleozoic | Nd | Potonie,R. The spores of Palaeozoic plants in the natural (Morphologic) system | 1954 |