| details |
Middle Devonian |
|
Brazil(Pernambuco) |
Brito,I.M. Short note on the Devonian microfossils of Pernambuco |
1965 |
| details |
Late Aptian |
|
Brazil(Pernambuco) |
Brito,I.M. et al. Reworking of Devonian to the Early Cretaceous from the Araripe Basin. |
1995 |
| details |
Danian |
|
Brazil(Pernambuco) |
AlbertŠo,G.A. et al. The Cretaceous-Tertiary boundary in southern lower latitude regions: Preliminary study in Pernambuco, northeastern Brazil. |
1994 |
| details |
Gedinnian |
Tournaisian |
Brazil(Piaui) |
de Quadros,L.P. Biostratigraphic distribution of chitinozoa and acritarchs of the Parnaiba Basin |
1982 |
| details |
Late Aptian |
|
Brazil(Piaui) |
Brito,I.M. et al. Reworking of Devonian to the Early Cretaceous from the Araripe Basin. |
1995 |
| details |
Ashgillian |
|
Bulgaria |
Kalvacheva,R.K. Acritarch stratigraphy of Lower Paleozoic formations in the West Balkan Mountains, Bulgaria. |
1978 |
| details |
Middle Arenigian |
Late Arenigian |
Bulgaria |
Kalvacheva,R.K. Palynological evidence for the Early-Ordovician (Arenigian) age of ophiolites in the Botevgran District (West Balkan Mountain) Bulgaria. |
1982 |
| details |
Late Arenigian |
|
Bulgaria |
Kalvacheva,R.K. Palynology and stratigraphy of the Diavase-Phyllitoid complex in the West Balkan Mountains. |
1982 |
| details |
Ordovician |
Silurian |
Bulgaria |
Sergeeva,L.A. et al. Micropaleophytological investigations of metamorphic formations of the Carpathian Balkan folded region. (In: Stratigraphy and Correlation of Sediments Using Palynology Methods. Materials IV All-Union Palynological Conference. G.N.Papulov, editor) |
1983 |
| details |
Early Devonian |
|
Bulgaria |
Sergeeva,L.A. et al. Devonian palynomorphs in the Strandzha metamorphites |
1983 |
| details |
Late Arenigian |
Llandeilian |
Bulgaria |
Kalvacheva,R.K. Acritarch evidence for Ordovician System in West Bulgaria |
1984 |
| details |
Llanvirnian |
Silurian |
Bulgaria |
Kalvacheva,R.K. Preliminary results from palynological studies of the Lower Palaeozoic in the Iskur Gorge. |
1972 |
| details |
Early Ladinian |
|
Bulgaria |
Petrunova-Olova,L. Middle and Upper Triassic palynology zones from Northwest Bulgaria (Preliminary results) |
1990 |
| details |
Middle Cenomanian |
|
Canada(Alberta) |
Singh,C. Cenomanian microfloras of the Peace River area Northwestern Alberta |
1983 |
| details |
Middle Albian |
|
Canada(Alberta) |
Singh,C. Microflora of the Lower Cretaceous Mannville Group, east-central Alberta. |
1964 |
| details |
Frasnian |
|
Canada(Alberta) |
Chow,N. et al. Productivity Versus preservation controls on two organic-rich Carbonate facies in the Devonian of Alberta: sedimentological and organic petrological evidence |
1995 |
| details |
Ordovician |
|
Canada(Arctic) |
Miller,M.A. et al. Ordovician palynology of Hudson Strait |
1988 |