details |
Givetian |
Frasnian |
England |
McGregor,D.C. Spores and the Middle-Upper Devonian boundary. |
1981 |
details |
Givetian |
Frasnian |
USSR(European) |
McGregor,D.C. Spores and the Middle-Upper Devonian boundary. |
1981 |
details |
Late Eifelian |
Early Givetian |
USSR(Altai Kray) |
Koksharov,V.A. et al. Biostratigraphy and correlation of sections of Devonian deposits from the Leninoyorsk Graben in Rudnyi Altai |
1981 |
details |
Eifelian |
|
USSR(Latvian SSR) |
Nenasteva,V.E. Spores. Lower and Middle Devonian of Latvia. (In: Devon i Karbon Pribaltiki. V.S.Sorokin et al, editors) |
1981 |
details |
Eifelian |
|
USSR(Baltic) |
Kedo,G.I. et al. The Middle Devonian of the Pre-Baltic and north-east Belorussia. (In: Devon i Karbon Pribaltiki. V.S.Sorokin et al, editors) |
1981 |
details |
Eifelian |
Givetian |
Canada(Arctic) |
McGregor,D.C. et al. Middle Devonian miospores from the Cape de Bray, Weatherall, and Hecla Bay Formations of northeastern Melville Islad, Canadian Arctic. |
1982 |
details |
Late Eifelian |
|
USSR(Urals) |
Batanova,G.P. et al. Paleontological basis and correlation of the Eifelian Stage of the Volgograd-Volgo Region. (In: The Present-Day Importance of Paleontology to Stratigraphy.) |
1982 |
details |
Early Devonian |
|
China |
Gao,L. Devonian and Carboniferous spores. (In: Palaeontological Atlas of Southwest China, Volume of Microfossils. Edited by Chengdu Institute of Geology and Mineral Resources.) |
1983 |
details |
Eifelian |
|
USSR(Belorussian SSR) |
Golubtsov,V.K. et al. The Eifelian Stage in Belorussia. (In: Middle Devonian Lower Stage in the USSR. V.N.Dubatolov, editor) |
1983 |
details |
Eifelian |
Givetian |
USSR(Komi ASSR) |
Yalysheva,A.A. Palynological bases for the Middle Devonian age of Sublaterite ore-bearing formations of Timan. (In: Spores and pollen of Phanerozoic deposits. L.A. Panova et al, editors) |
1984 |
details |
Eifelian |
Givetian |
USSR(Kaliningrad) |
Yalysheva,A.A. Palynostratigraphy of Devonian deposits. (In: Practical Palynostratigraphy. L.A. Panova et al, editors) |
1990 |