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Geolocation
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Author - title
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Year
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| details | Campanian | Maastrichtian | Canada(Alberta) | Gunther,P.R. et al. Megaspore palynology of the Brazeau Formation (Upper Cretaceous), Nordegg area, Alberta. | 1970 |
| original | Maastrichtian | Paleocene | Canada(Alberta) | Snead,R.G. Microfloral diagnosis of the Cretaceous-Tertiary boundary, Central Alberta. | 1969 |