| original |
Middle Cambrian |
|
USSR(Pre-Baltic) |
Timofeev,B.V. Ancient flora of the Prebaltic Region and its stratigraphic significance |
1959 |
| details |
Middle Cambrian |
|
USSR(Russian Platform) |
Andreeva,E.M. Spore and pollen assemblages in Upper Proterozoic and Paleozoic deposits of some Regions of the USSR |
1962 |
| 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 |
| details |
Early Devonian |
|
USSR(Ukrainian SSR) |
Partyka,I.I. Plant microfossils of the Tiverian Stage of the Southwestern Margin of the Russian Platform. |
1971 |
| 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 |
|
USSR(Voronezh) |
Raskatova,L.G. et al. On the question of the age of the Mudstone Layers. (In: Some Questions on the Stratigraphy of the Sedimentary Cover of the Voronezh Anticline. V.P.Semenov, editor) |
1975 |
| details |
Tremadocian |
|
USSR(Voronezh) |
Raskatova,L.G. et al. On the question of the age of the Mudstone Layers. (In: Some Questions on the Stratigraphy of the Sedimentary Cover of the Voronezh Anticline. V.P.Semenov, editor) |
1975 |
| details |
Sinian |
|
China(SW.China) |
Yin,L. et al. Pre-Cambrian microfloras of Southwest China, with reference to their stratigraphical significance. |
1978 |
| details |
Middle Cambrian |
|
Nd |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |