| details |
Late Precambrian |
Paleozoic |
Worldwide |
Timofeev,B.V. The taxonomy of the most ancient phytoplankton organisms and dispersed spores. (Taxonomy and Methods for the Study of Fossl Pollen and Spores. V.N. Saks and A.F. Khlonova, editors) |
1964 |
| details |
Early Permian |
|
West Pakistan |
Fatmi,A.N. Lithostratigraphic units of the Kohat-Potwar Province, Indus Basin, Pakistan. |
1974 |
| details |
Homerian |
|
Wales(Montgomeryshire) |
Dorning,K.J. et al. The Silurian carbonate shelf microflora- acritarch distribution in the Much Wenlock Limestone Formation. (In: Micropalaeontology of Carbonate Environments. M.B.Hart, editor) |
1987 |
| details |
Gorstian |
Ludfordian |
Wales(Carmarthenshire) |
Dorning,K.J. Silurian acritarch distribution in the Ludlovian shelf Sea of South Wales and Welsh Borderland. (In: Microfossils from Recent and Fossil Shelf Seas. J.W.Neale and M.D. Brasier. editors) |
1981 |
| details |
Gorstian |
Ludfordian |
Wales(Brecknockshire) |
Dorning,K.J. Silurian acritarch distribution in the Ludlovian shelf Sea of South Wales and Welsh Borderland. (In: Microfossils from Recent and Fossil Shelf Seas. J.W.Neale and M.D. Brasier. editors) |
1981 |
| details |
Tremadocian |
Arenigian |
Wales |
Downie,C. et al. Changes in the acritarch assemblages at the Tremadoc boundaries in the United Kingdom. |
1979 |
| details |
Valanginian |
Hauterivian |
W.Germany(N.Rhine) |
Herngreen,G.F.W. et al. Age and depositional environment of the Kuhfeld Beds (Lower Cretaceous) in the Alst¤tte Embayment (W.Germany, E.Netherlands). |
1994 |
| details |
Wealden |
|
W.Germany(Hesse) |
Pelzer,G. et al. The Otavi-Schiefertonwerke Opern Pit, Oberkirchen Sequence 1 of the Buckeberg Formation, Berrais. (In: Wallensen, Wealden, Willershausen, Westersteine). |
1982 |
| details |
Anisian |
Ladinian |
W.Germany(Bavaria) |
Nolte,J. The stratigraphy and paleoecology of Lower Hauptmuschelkalk (Middle Triassic) of the Lower Franconia |
1989 |
| details |
Toarcian |
|
W.Germany |
Sarjeant,W.A.S. The stratigraphic application of fossil microplankton (dinoflagellates and hystrichospheres ) in the Jurassic. |
1964 |
| details |
Middle Ordovician |
Early Gothlandian |
USSR(Yaroslav) |
Aristova,K.E. et al. Upper Ordovician and Silurian of the Moscow Syneclise |
1977 |
| details |
Middle Riphean |
|
USSR(Yakut ASSR) |
Lopukhin,A.S. Acritarchs of the Proterozoic and Early Paleozoic of Tyan-Shan. (In: Palynology of Proterophyte and Palaeophyte.S.N.Naumova, editor) |
1974 |
| details |
Devonian |
|
USSR(Urals) |
Kulkova,I.A. The Eocene climatic optimum of northern Asia. (In: Climates of the Earth in the Geological Past. A.A.Velichko and A.L.Chepalyga, editors) |
1987 |
| details |
Devonian |
|
USSR(Ukrainian SSR) |
Medvedeva,A.M. Palynological investigation of Petroleum |
1978 |
| details |
Late Volgian |
|
USSR(Siberia) |
Ilyina,V.I. Jurassic palynology of Siberia |
1985 |
| details |
Llandoverian |
|
USSR(Siberia) |
Zaslavskaya,N.M. et al. Correlation significance of palynomorphs from the Lower Silurian of the Siberian Platform. (In: Palynology in the USSR. A.F.Chlonova, editor) |
1988 |
| details |
Early Cambrian |
|
USSR(Siberia) |
Kedves,M. Introduction to the palynology of Pre-Quaternary deposits |
1986 |