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Geolocation
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Author - title
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Year
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details | Hirnantian | Aeronian | Norway | Smelror,M. et al. Upper Ordovician-Lower Silurian strata and biota from offshore South Norway | 1997 |
details | Nd | Nd | Williams,G.L. et al. The Lentin and Williams Index of Fossil Dinoflagellates.1998 Edition. | 1998 |