| link
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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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| details | Eocene | E.Germany(Halle) | Potonie,R. Synopsis of the genera of the sporae dispersae. Part 3 | 1960 | |
| details | Eocene | Burma | Potonie,R. Study of spores of the Eocene Coal of Kalewa in Burma | 1960 | |
| details | Eocene | Burma | Potonie,R. Study of spores of the Eocene Coal of Kalewa in Burma | 1960 |