details |
Late Siegenian |
Early Emsian |
USSR(Taymyr Nat.Okrug) |
Arkhangelskaya,A.D. et al. Spore assemblages and the correlation of sections in the Razvedochninskaya and Manturovskaya Formations of the Devonian in the Norilsk area. (In: The Biostratigraphy and Paleobiogeography of the Devonian and Carboniferous, Asian USSR. V.N.Dubatolov et al, editors) |
1978 |
details |
Early Carboniferous |
|
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 |
Frasnian |
|
USSR(Russian Platform) |
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 |