| link
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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 | Neocomian | Aptian | Canada(NWT,Franklin) | McGregor,D.C. Triassic, Jurassic and Lower Cretaceous spores and pollen of Arctic Canada. | 1965 |
| details | Late Volgian | Valanginian | Canada(Arctic) | Christie,R.L. et al. Stratigraphical sections and palynological reports from Mesozoic rocks at Lake Hazen, Ellesmere Island. | 1980 |