| details |
Late Permian |
Early Triassic |
Libya |
Kar,R.K. et al. Libya-A probable Part of Gondwanaland |
1975 |
| details |
Early Llandoverian |
Frasnian |
Brazil(Amazonas) |
Lange,F.W. Biostratigraphic subdivisions and revision of the Silurian-Devonian column of the Lower Amazon Basin. |
1967 |
| details |
Late Llandoverian |
Wenlockian |
USSR(Moscow) |
Aristova,K.E. Palynological research of Silurian deposits in the Moscow Basin. |
1976 |
| details |
Early Triassic |
|
USSR(Caucasus) |
Yaroshenko,O.P. Morphology of the spores of Pleuromeia rossica and Densoisporites nejburgii. |
1975 |
| details |
Nd |
|
Nd |
Williams,G.L. et al. A Glossary of the terminology applied to dinoflagellate Amphiesmae and cysts and acritarchs |
1973 |
| details |
Ordovician |
|
France |
Rauscher,R. Ordovician acritarchs from France. |
1974 |
| details |
Middle Ordovician |
Late Ordovician |
France |
Rauscher,R. Ordovician acritarchs from France. |
1974 |
| details |
Late Cambrian |
|
Wales |
Potter,T.L. British Cambrian acritarchs--A preliminary account. |
1974 |
| details |
Late Cambrian |
|
England |
Potter,T.L. British Cambrian acritarchs--A preliminary account. |
1974 |
| details |
Early Devonian |
|
Tennessee |
Reaugh,A.B. et al. Acritarchs and chitinozoans from the Lower Devonian (Helderbergian) Birdsong Shale, Decatur County, Tennessee. |
1977 |
| details |
Devonian |
|
Nd |
Sarjeant,W.A.S. Recent developments in the application of fossilised planktonic organisms to problems of stratigraphy and Palaeoecoogy. |
1970 |
| details |
Middle Ordovician |
Late Ordovician |
Ohio |
Jacobson,S.R. Biostratigraphy and paleoecology of acritarchs from Middle and Upper Ordovician rocks in the Cincinnati Region. |
1977 |
| details |
Early Ordovician |
|
China(Hupei) |
Yin,L.-M. New forms of acritarch from Early Ordovician sediments in Yichang, Hubei, China. |
1994 |
| details |
Middle Frasnian |
|
Canada(Quebec) |
Cloutier,R. et al. Biostratigraphy of the Upper Devonian Escuminac Formation eastern Quebec, Canada: A comparative study based on miospores and Fishes |
1996 |
| details |
Lutetian |
|
Belgium |
De Coninck,J. Organic-walled microfossils of the Bartonian Priabonian and Early Rupelian from the Kallo borehole; significant species from the Woensdricht, Kallo and Mol boreholes |
1995 |
| details |
Early Zechstein |
|
W.Germany(Bremen) |
Strohmenger,C. et al. Sedimentology and palynofacies of the Zechstein 2 Carbonate (Upper Permian, Northwest Germany): Implications for sequence stratigraphic subdivision. |
1996 |
| details |
Late Devonian |
Early Mississippian |
Canada(Saskatchewan) |
Stasiuk,L.D. Organic facies in Black Shale of Devonian-Mikssissippian Bakken Formation, southeastern Saskatchewan. |
1996 |