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Geolocation
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Author - title
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Year
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| details | Callovian | Oxfordian | France(Alsace) | Schmitt,J.P. Stratigraphic and paleogeographic interpretation of the Jurassic microfloral of Alsace, France | 1987 |
| details | Late Callovian | Early Oxfordian | England | Jan du ChЄne,R.E. et al. Practical guide for the identification of dinoflagellate cyst fossils. the Gonyaulacysta complex. | 1986 |
| details | Early Callovian | Oxfordian | England(Yorkshire) | Lentin,J.K. et al. Fossil dinoflagellates: index to genera and species, 1985 edition. | 1985 |