| details |
Triassic |
Early Jurassic |
Canada(Arctic) |
Ford,J.H. Palynology of Upper Paleozoic and Lower Mesozoic field samples and cores from Ellesmere, Melville and adjacent Islands. |
1978 |
| details |
Middle Burdigalian |
Early Helvetian |
Romania |
Baltes,N. Tertiary plant microfossil assemblages from the Nnonian Depression, (Rumania), and their palaeoecology. |
1971 |
| details |
Cambrian |
Early Gothlandian |
India(Madhya Pradesh) |
Salujha,S.K. et al. Palynology of the Vindhyans and their equivalents in Peninsular India. |
1972 |
| details |
Cambrian |
Early Gothlandian |
India(Rajasthan) |
Salujha,S.K. et al. Palynology of the Vindhyans and their equivalents in Peninsular India. |
1972 |
| details |
Early Cambrian |
Early Gothlandian |
India |
Venkatachala,B.S. A decade of stratigraphic palynology in India. |
1976 |
| details |
Late Frasnian |
Early Famennian |
Belgium |
Bouckaert,J. et al. The Frasnian-Famennian boundary in Belgium |
1972 |
| details |
Frasnian |
Early Famennian |
England(Oxfordshire) |
Owens,B. et al. Micropalaeontology of Devonian sediments from a borehole in Oxfordshire, England. |
1976 |
| details |
Paleocene |
Early Eocene |
India(Himachal Pradesh) |
Venkatachala,B.S. A decade of stratigraphic palynology in India. |
1976 |
| details |
Emsian |
Early Eifelian |
Georgia |
Ravn,R.L. et al. Lower Devonian spores and acritarchs from the subsurface of Southwestern Georgia. |
1984 |
| details |
Late Devonian |
Early Carboniferous |
China(Tibet) |
Gao,L. Late Devonian and Early Carboniferous acritarchs from Nyalam County, Xizang, (Tibet), China. |
1984 |
| details |
Precambriam |
Early Cambrian |
USSR(Yakut ASSR) |
Fayzulina,Z.Kh. et al. Plant microfossils, (Acritarchs), and their significance for correlation of Precambrian and Lower Cambrian deposits. |
1981 |
| details |
Precambriam |
Early Cambrian |
USSR(Irkutskaya Oblast) |
Fayzulina,Z.Kh. et al. Plant microfossils, (Acritarchs), and their significance for correlation of Precambrian and Lower Cambrian deposits. |
1981 |
| details |
Late Precambrian |
Early Cambrian |
China(Szechwan) |
Wang,F. et al. New discovery of Baltisphaeridium |
1984 |
| details |
Late Vendian |
Early Cambrian |
Spain |
LiŠ±an,E. et al. Precambrian-Cambrian boundary and correlation from Southwestern and Central Spain |
1984 |
| details |
Late Vendian |
Early Cambrian |
USSR(European) |
Sokolov,B.S. The problem of the boundary between the Precambrian and the Cambrian |
1974 |
| details |
Vendian |
Early Cambrian |
USSR(Kazakh SSR) |
Rudavskaya,V.A. The stratigraphic importance of Proterozoic-Early Cambrian acritarchs for the Siberian and Russian Platforms. (In: Palynological Investigations of Paleozoic and Mesozoic deposits of Northern USSR and Caspian Sea Region. N.A. Timoshina, editor) |
1985 |
| details |
Precambriam |
Early Cambrian |
USSR(Irkutskaya Oblast) |
Faizulina,Z.K. et al. Precambrian and Early Cambrian plant microfossils of the South West Prebaikal Irkutsk Amphitheatre and Mid-Botuobinsk |
1976 |