original |
Late Frasnian |
|
Belgium |
Martin,F. Acritarchs and chitinozoans from the upper part of the Frasnian in an outcrop immediately north of Frasnes, (Belgium). |
1982 |
original |
Early Gothlandian |
Rhuddanian |
Libya |
Hill,P.J. et al. Silurian palynomorphs. (In: Palynology of Northeast Libya. B.Thusu and B.Owens, editors) |
1985 |
original |
Wenlockian |
Pridolian |
Spain |
Schweineberg,J. Silurian chitinozoa from the Palencia Province (Cantabrian Mountains, North Spain). |
1987 |
original |
Rhuddanian |
|
Libya |
Paris,F. New chitinozoans from the Late Ordovician-Late Devonian of northeastern Libya. (In: The Subsurface Palynostratigraphy of Northeast Libya. Special Publication of the University of Garryounis, Libya. E.Arnauti et al, editors) |
1989 |
original |
Late Frasnian |
Early Famennian |
France(Alpes,Hautes) |
Paris,F. et al. Chitinozoan Bio-Event in the Frasnian-Famennian boundary Beds at La Serre (Montagne Noire, Southern France) |
1996 |
original |
Late Llandoverian |
|
Brazil(Paraiba) |
Le H©riss©,A. et al. Palynological characterization and dating of the TianguЎ Formation, Serra Grande Group, Northern Brazil. (In: Correla§ўo de SeqмЄncias Paleozгicas Sul-Americanas (J.H.G.Melo and G.J.S.Terra, editors. 25 CiЄncia-T©cnica-Petrгleo.) |
2001 |
original |
Late Frasnian |
|
Paraguay |
Grahn,Y. et al. Middle and Upper Devonian Chitinozoan biostratigraphy of the Parana Basin in Brazil and Paraguay. |
2002 |
original |
Late Frasnian |
|
|
Grahn,Y. et al. Middle and Upper Devonian Chitinozoan biostratigraphy of the Parana Basin in Brazil and Paraguay. |
2002 |