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Geolocation
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Author - title
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Year
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| details | Early Ypresian | Belgium | De Coninck,J. Organic walled microfossils of the Lower Ypresian of Quenast. | 1986 | |
| details | Early Ryazanian | Greenland | Hakansson,E. et al. Jurassic-Cretaceous boundary strata of the extreme Arctic (Peary Land, North Greenland). | 1981 | |
| details | Berriasian | Australia(Offshore) | Burger,D. Results of a preliminary palynological examination of Mesozoic grab samples from the Northwest Shelf. | 1991 |