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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 | Middle Frasnian | France(Pas-de-Calais) | Taugourdeau-Lantz,J. Spores from the Frasnian of an authorized region, the Boulonnais. | 1971 | |
| details | Early Frasnian | France(Boulonnais) | Taugourdeau-Lantz,J. On the Lower Frasnian microflora of Beaulieu (Boulonnais). | 1960 | |
| details | Eifelian | Givetian | Canada(Arctic) | McGregor,D.C. et al. Middle Devonian miospores from the Cape de Bray, Weatherall, and Hecla Bay Formations of northeastern Melville Islad, Canadian Arctic. | 1982 |