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Geolocation
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Author - title
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Year
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| details | Callovian | USSR(Belorussian SSR) | Nekryata,N.S. et al. Palynological study of Proterozoic and Phanerozoic deposits of Byelorussia. (In: Palynology in the USSR. A.F.Chlonova, editor) | 1988 | |
| details | Bathonian | USSR(Kazakh SSR) | Duludenko,M.P. et al. The flora of the Borolsay Formation of the Karatau range (Southern Kazakhstan) | 1989 | |
| details | Early Jurassic | USSR(Mangyshlak ASSR) | Amanniyazov,K.N. et al. New data on the study of spore-pollen complexes of Mesozoic deposits of Manghshlak Peninsula | 1990 |