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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 | Middle Albian | Early Cenomanian | Maryland | Doyle,J.A. Palynostratigraphic zonation. (In: New data bearing on the structural significance of the Upper Chesapeake Bay magnetic anomaly. J.Edwards and H.J. Hansen) | 1979 |
| details | Early Kimmeridgian | Spain | Erve,A.W.Van et al. A palynological investigation of some Lower Kimmeridgian deposits from Spain | 1988 | |
| details | Early Cretaceous | Maryland | Phillips,P.P. et al. A study of the Lower and Middle Cretaceous spores and pollen from the southeastern United States. 6. Spores. | 1971 |