| details |
Late Devonian |
Early Carboniferous |
China(Tibet) |
Gao,L. Late Devonian and Early Carboniferous acritarchs from Nyalam County, Xizang, (Tibet), China. |
1984 |
| details |
Emsian |
Early Eifelian |
Georgia |
Ravn,R.L. et al. Lower Devonian spores and acritarchs from the subsurface of Southwestern Georgia. |
1984 |
| details |
Late Frasnian |
Early Famennian |
Belgium |
Bouckaert,J. et al. The Frasnian-Famennian boundary in Belgium |
1972 |
| details |
Middle Ordovician |
Early Gothlandian |
USSR(Yaroslav) |
Aristova,K.E. et al. Upper Ordovician and Silurian of the Moscow Syneclise |
1977 |
| 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 |
Carboniferous |
Early Permian |
USSR(Urals) |
Medvedeva,A.M. Palynological investigation of Petroleum |
1978 |
| details |
Late Asselian |
Early Scythian |
India(Bengal) |
Tiwari,R.S. et al. Organic-walled microfossils of doubtful origin in Permian and Triassic sequences on Peninsular India |
1995 |
| details |
Early Llandoverian |
Frasnian |
Brazil(Amazonas) |
Lange,F.W. Biostratigraphic subdivisions and revision of the Silurian-Devonian column of the Lower Amazon Basin. |
1967 |
| details |
Middle Carnian |
Late Carnian |
England(Devonshire) |
Warrington,G. Palynology of the New Red Sandstone sequence of the South Devon Coast. |
1971 |
| details |
Middle Devonian |
Late Devonian |
Illinois |
Guennel,G.K. Devonian spores in a Middle Silurian Reef. |
1963 |
| details |
Middle Paleocene |
Late Paleocene |
China(Kiangsi) |
Sun,X.-J. et al. Chapter 2. The characteristics of the palynological assemblages |
1980 |
| details |
Middle Paleozoic |
Late Paleozoic |
USSR(Belorussian SSR) |
Bagdasaryan,L.L. Micropaleophytological studies of Paleozoic oil in the South European part of the USSR. (In: Palynology in Petroleum Geology. N.M.Ivanova, editor) |
1971 |
| details |
Middle Paleozoic |
Late Paleozoic |
USSR(Ukrainian SSR) |
Bagdasaryan,L.L. Micropaleophytological studies of Paleozoic oil in the South European part of the USSR. (In: Palynology in Petroleum Geology. N.M.Ivanova, editor) |
1971 |
| details |
Middle Riphean |
Late Riphean |
USSR(Yakut ASSR) |
Lopukhin,A.S. Acritarchs of the Proterozoic and Early Paleozoic of Tyan-Shan. (In: Palynology of Proterophyte and Palaeophyte.S.N.Naumova, editor) |
1974 |
| details |
Gorstian |
Ludfordian |
Wales(Brecknockshire) |
Dorning,K.J. Silurian acritarch distribution in the Ludlovian shelf Sea of South Wales and Welsh Borderland. (In: Microfossils from Recent and Fossil Shelf Seas. J.W.Neale and M.D. Brasier. editors) |
1981 |