| details |
Late Tremadocian |
Early Arenigian |
USSR(European) |
Rybnikova,M.B. et al. Differentiation of Lower Ordovician terrigenous /Sediments in the Moscow Syneclise |
1984 |
| details |
Late Precambrian |
Early Cambrian |
Romania |
Iliescu,V. et al. On the presence of the Lower Cambrian in the East Carpathians: Epimetamorphic Tulghes Series. |
1971 |
| details |
Late Precambrian |
Early Cambrian |
USSR |
Naumova,S.N. Plant microfossils of Precambrian and Lower Cambrian of Eurasia and their significance for stratigraphy. |
1974 |
| details |
Late Proterozoic |
Early Paleozoic |
China(Anhwei) |
Chen,G. et al. Palynomorphs from metamorphic rocks in Southern Anhui and their geological significance |
1996 |
| details |
Middle Riphean |
Early Vendian |
India(Uttar Pradesh) |
Dhaundiyal,J.N. et al. Precambrian acritarchs from Blaini Formation Garhwal Syncline, Uttar Pradesh. |
1987 |
| details |
Ludlovian |
Eifelian |
USSR(Kazakh SSR) |
Kozlov,M.S. et al. Stratigraphic separation of Devonian deposits of the Berezovsk-Belousovsk Mining area |
1986 |
| details |
Early Sinian |
Late Sinian |
China |
Anonymous The Sinian System in China |
1976 |
| details |
Cambrian |
Ludlovian |
USSR(Russian Platform) |
Umnova,N.I. Silurian and Ordovician acritarch assemblages from the northern and western parts of the Russian Platform. |
1974 |
| details |
Caradocian |
Ludlovian |
USSR(Russian Platform) |
Umnova,N.I. Silurian and Ordovician acritarch assemblages from the northern and western parts of the Russian Platform. |
1974 |
| details |
Cambrian |
Ludlovian |
USSR(Pre-Baltic) |
Umnova,N.I. Silurian and Ordovician acritarch assemblages from the northern and western parts of the Russian Platform. |
1974 |
| details |
Caradocian |
Ludlovian |
USSR(Pre-Baltic) |
Umnova,N.I. Silurian and Ordovician acritarch assemblages from the northern and western parts of the Russian Platform. |
1974 |
| details |
Late Devonian |
Middle Carboniferous |
China(Kiangsu) |
Hou,J.-P. Microfossils from the Mao-Sha Group of Jiangsu (Su) and Anhui (Wan) Districts, and their age determination. |
1982 |
| details |
Late Devonian |
Middle Carboniferous |
China(Anhwei) |
Hou,J.-P. Microfossils from the Mao-Sha Group of Jiangsu (Su) and Anhui (Wan) Districts, and their age determination. |
1982 |
| details |
Middle Proterozoic |
Sinian |
China |
Yang,X. et al. An outline of Proterozoic Erathem in Southwest China |
1984 |