| 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 | Llandoverian | Canada(Nova Scotia) | Strother,P.K. Acritarchs. (Principles and Applications. Applications. J.Jansonius and D.C.McGregor, editors.) | 1996 | |
| details | Ordovician | Nd | Servais,T. An annotated bibliographical review of Ordovician acritarchs | 1997 | |
| details | Middle Frasnian | Belgium | Vanguestaine,M. et al. Evolution of organic debris and palynomorph preservation in two late middle Frasnian sections, southern Dinant Synclinorium border, Belgium. | 1999 |