| details |
Early Devonian |
|
Czechoslovakia |
Planderova,E. Palynological studies of the Early Paleozoic Metasediments of the Veporicum, Late Paleozoic of the male Karpaty in the area of the West Carpathians. |
1984 |
| details |
Ordovician |
Early Devonian |
USSR(Buryat ASSR) |
Butov,Y.P. Some problems of Pre-Mesozoic stratigraphy of Savan-Baikal Mountain Region. 2. New data on the age of Pre-Mesozoic deposits. |
1986 |
| details |
Late Silurian |
|
USSR(Mountain Altai) |
Kozlov,M.S. et al. Stratigraphy of the Upper Silurian Devonian and Lower Carboniferous deposits of Southwestern Altai |
1994 |