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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(Siberia) | Obonitskaya,E.K. Lower Triassic palynocomplexes of Middle Siberia. (In: Biostratigraphy of the Mesozoic of Siberia and the Far East. A.L.Yanshin et al, editors) | 1986 | |
| details | Early Triassic | USSR(Ukrainian SSR) | Yaroshenko,O.P. et al. Miospores and Lower triassic stratigraphy of the Pechora Syneclise. | 1991 |