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Author - title
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Year
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| details | Cenomanian | Utah | Am Ende,B.A. Depositional environments, palynology and age of the Dakota Formation, south-central Utah. (In: Stratigraphy, Depositional Environments and Sedimentary Tectonics of the Western Margin, Cretaceous Western Interior Seaway. J.D.Nations and J.G.Eaton, editors) | 1991 | |
| details | Chattian | Wales | Wilkinson,G.C. et al. The geology and palynology of the Oligocene Lough Neagh Clays, Northern Ireland. | 1980 |