| 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 Triassic | USSR(Pre-Urals) | Boersma,M. et al. Triassic palynomorphs, index to genera and species | 1987 | |
| details | Early Scythian | USSR(Komi ASSR) | Budanov,G.D. et al. Triassic Vetluga series of the Mezen' Basin | 1963 |