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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 | Aptian | Early Albian | USSR(Trans-Urals) | Boytsova,E.P. Lower Cretaceous spore-pollen complexes of the Central Asia Trans-Urals. (In: Atlas of Lower Cretaceous spore-pollen complexes of some regions of USSR. I.M.Pokyovsksys and N.K.Stel'mak, editors) | 1964 |
| details | Aptian | USSR(Voronezh) | Bolkhovitina,N.A. Spore and pollen assemblage of the Aptian and Albian from the Central Russian Platform. | 1951 |