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Author - title
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Year
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| details | Middle Triassic | W.Germany(Niedersachsen) | Boersma,M. et al. Triassic palynomorphs, index to genera and species | 1987 | |
| details | Late Triassic | Arctic Ocean(Barents Sea) | Smirnova,S.B. et al. Possibilites of Triassic deposits correlations of Barents Sea and Precaspian. (In: Palynological material). (In: Stages and Zonation scale of the Boreal Mesozoic of the USSR. V.A.Solovev, editor) | 1989 |