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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 | Maastrichtian | USSR(Siberia) | Srivastava,S.K. Upper Cretaceous palynology-A review | 1967 | |
| details | Nd | Nd | Srivastava,S.K. New spinulose Aquilapollenites sp. from the Edmonton Formation (Maestrichtian), Alberta, Canada. | 1969 | |
| details | Maastrichtian | USSR(WSL) | Chlonova,A.F. Palynological characteristics of Cretaceous Layers in Siberia and the Far East. | 1971 | |
| details | Early Paleocene | Danian | Nd | Srivastava,S.K. Cretaceous spore-pollen floras | 1978 |