| 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 | Early Devonian | USSR(Kamchatka Oblast) | Sivertseva,I.A. et al. Finds of Paleozoic spores in metamorphosed Kamchatkan Beds | 1974 | |
| details | Early Carboniferous | USSR(Evenki Nat.Okrug) | Peterson,L.N. The miospore assemblage of the Tushamskaya Suite, (Tungusk Basin). | 1980 | |
| details | Devonian | USSR(Urals) | Medvedeva,A.M. Palynological investigation of Petroleum | 1978 |