| details |
Tremadocian |
|
Wales(Carmarthenshire) |
Tappin,D.R. et al. New Tramadoc strata at outcrop in the Bristol Channel. |
1978 |
| details |
Tremadocian |
Early Llanvirnian |
Ireland(Isle Of Man) |
Molyneux,S.G. New evidence for the age of the Manx Group, Isle of Man. |
1979 |
| details |
Tremadocian |
|
France(Herault) |
Rauscher,R. Micropaleontological and stratigraphic research in the Ordovician and Silurian in France. Study of the acritarchs, chitinozoans and spores. |
1973 |
| details |
Tremadocian |
|
Poland |
Jagielska,L. Microspores of the older Palaeozoic from Bore-Hole Uszkowce 1. |
1962 |
| details |
Tremadocian |
Early Arenigian |
Belgium |
Martin,F. The acritarchs from the Belgian Ordovician and Silurian. Determination and stratigraphic value. |
1968 |
| details |
Tremadocian |
|
England(Shropshire) |
Rasul,S.M. et al. The stratigraphic distribution of Tremadoc acritarchs in the Shineton Shales succession, Shropshire, England. |
1974 |
| details |
Tremadocian |
|
USSR(Russian Platform) |
Andreeva,E.M. Guide complexes of plant microfossils of the Upper Proterozoic and lower deposits of the Russian Platform. (In: Palynology, Method and Stratigraphy) |
1973 |
| details |
Tremadocian |
|
England |
Warrington,G. et al. Micropalaeontological biostratigraphy of offshore samples from South-West Britain. |
1977 |
| details |
Ordovician |
|
USSR(Russian Platform) |
Umnova,N.I. Ordovician and Silurian acritarchs of the Moscow Basin and Prebaltic |
1975 |
| details |
Ordovician |
|
Poland |
Jagielska,L. Flora of the Ordovician;Microflora |
1972 |
| details |
Nd |
|
Nd |
Albani,R. Ordovician, (Arenigian) acritarchs from the Solanas Sandstone Formation, Central Sardinia, Italy. |
1989 |
| details |
Nd |
|
Nd |
Downie,C. et al. Bibliography and index of fossil dinoflagellates and acritarchs. |
1965 |
| details |
Middle Cambrian |
|
USSR(Lithuanian SSR) |
Korkutis,V.A. The lithostratigraphy of the Tyskre Suite, the "Obolus" Beds and the Letse Horizon in the South Baltic and their position in the Cambrian-Ordovician. (In: The Data of Geology of the Lithuana. A.Grigelis and V.Karatajute-Talatajute-Talimaa, editors) |
1966 |
| original |
Middle Cambrian |
Late Cambrian |
USSR(Pre-Baltic) |
Timofeev,B.V. Ancient flora of the Prebaltic Region and its stratigraphic significance |
1959 |
| details |
Middle Cambrian |
Late Cambrian |
USSR(Pre-Baltic) |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |
| details |
Middle Cambrian |
Late Cambrian |
USSR(Pre-Baltic) |
Umnova,N.I. Ordovician and Silurian acritarchs of the Moscow Basin and Prebaltic |
1975 |
| details |
Llanvirnian |
Llandeilian |
USSR(Orenburg) |
Chibrikova,E.V. The Ordovician of the southeast Russian Platform. (In: Stratigrafiya i Paleontologiya Dokembriya i Paleozoya Yuzhnogo Urala i Pri-Ural'ya. N.D.Trapeznikova, editor) |
1972 |