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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 | Santonian | Oregon | Thompson,G.G. et al. Subsurface stratigraphy of the Ochoco Basin, Oregon. | 1984 |
| details | Anisian | Canada(Arctic) | Ford,J.H. Palynology of 75 Mesozoic Field samples from the Sverdrup Basin of Arctic Canada | 1980 | |
| details | Early Gedinnian | France | Steemans,P. The study of palynostratigraphy of the Devonian of western Europe. | 1986 |