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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 | Cenomanian | Early Turonian | Czechoslovakia | SvobodovЎ,M. et al. Some fossil microplankton from the Bohemian Cretaceous. | 1987 |
| details | Nd | Nd | Williams,G.L. et al. The Lentin and Williams Index of Fossil Dinoflagellates.1998 Edition. | 1998 | |
| details | Bajocian | Portlandian | England | Woollam,R. et al. Dinoflagellate cyst zonation of the English Jurassic. | 1983 |