original |
Early Devonian |
|
USSR(Urals) |
Chibrikova,E.V. Plant microfossils of the Southern Urals and Preurals (From Silurian and Devonian deposits). |
1972 |
details |
Gedinnian |
|
USSR(Ukrainian SSR) |
Burova,M.I. Lower Devonian microphytofossil assemblages of the Lvov Paleozoic Depression. |
1978 |
details |
Ordovician |
|
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 Devonian |
Early Carboniferous |
USSR(Tadzhik SSR) |
Babkin,V.F. et al. New data of the age of metamorphic terrigenous rock of Zeravshan-Hissar (Southern Tian-Shan) |
1987 |
details |
Early Devonian |
|
USSR(Urals) |
Chibrikova,E.V. Plant microfossils of the Southern Urals and Preurals (From Silurian and Devonian deposits). |
1972 |
details |
Early Devonian |
|
USSR(Urals) |
Chibrikova,E.V. Plant microfossils of the Southern Urals and Preurals (From Silurian and Devonian deposits). |
1972 |
details |
Llandoverian |
Devonian |
Czechoslovakia |
Ivanicka,J. et al. Results of biostratigraphical study in part of Gelnica Group. |
1989 |
details |
Early Devonian |
|
USSR(Urals) |
Pershina,A.I. et al. Silurian and Early Devonian boundary of the Urals the Devonian system. (In: Supporting sections of Silurian and Devonian boundary deposits of the Pripolar Urals. V.S.Tsyganko and V.A.Chermnykh, editors) |
1983 |
details |
Early Devonian |
|
USSR(Urals) |
Tsyganko,V.S. et al. Stratigraphy of the boundary deposits of the Late Silurian.Early Devonian. The Early Devonian Obinparmskii horizone. (In: Supporting sections of Silurian and Devonian boundary deposits of the Pripolar Urals. V.S.Tsyganko and V.A.Chermnykh, editors) |
1983 |
details |
Late Devonian |
|
Nd |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |
details |
Early Devonian |
|
USSR(Urals) |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |
details |
Late Devonian |
|
Nd |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |
details |
Early Devonian |
|
USSR(Pre-Urals) |
Chibrikova,E.V. Stratigraphy of Devonian and older Paleozoic deposits of the Southern Urals and the Pre-Urals (According to plant Microfssils). |
1977 |
details |
Early Devonian |
Eifelian |
USSR(Urals) |
Chibrikova,E.V. Stratigraphy of Devonian and older Paleozoic deposits of the Southern Urals and the Pre-Urals (According to plant Microfssils). |
1977 |
details |
Early Devonian |
|
USSR(Bashkir ASSR) |
Chibrikova,E.V. Stratigraphy of Devonian and older Paleozoic deposits of the Southern Urals and the Pre-Urals (According to plant Microfssils). |
1977 |
details |
Early Devonian |
|
Czechoslovakia |
Planderova,E. et al. Biostratigraphical evaluation of Weakly metamorphosed sediments of Wechsel series and their possible correlation with Harmonia Group in male Karpaty Mts. |
1983 |
details |
Late Gothlandian |
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 |