| details |
Ordovician |
Silurian |
India(Karnataka) |
Venkatachalapathy,V. et al. Occurrence of acritarchs in Halakurki Argillites of Badami Group, South India and their significance. |
1984 |
| details |
Middle Precambrian |
Ordovician |
India |
Prasad,K.N. Review of Precambrian microfossils from Peninsular India. (In: Stromatolites, Characteristics and Utility) |
1980 |
| details |
Merioneth |
Late Tremadocian |
Wales |
Downie,C. et al. Changes in the acritarch assemblages at the Tremadoc boundaries in the United Kingdom. |
1979 |
| 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 |
Proterozoic |
Early Paleozoic |
Nd |
Timofeev,B.V. Symposia on fossil microplants of the Proterozoic and Early Paleozoic. (In:Mikrofitofossilii Proterozoya i Rannego Paleozoya SSSR. B.V.Timofeev, editor) |
1974 |
| details |
Early Cambrian |
Early Gothlandian |
India |
Venkatachala,B.S. A decade of stratigraphic palynology in India. |
1976 |
| 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 |
India(Andhra Pradesh) |
Venkatachalapathy,V. et al. Palynomorphs from the Nallamalai Group of rocks of the Cuddapah Basin, (Proterozoic) Andhra Pradesh, India. |
1984 |
| details |
Late Proterozoic |
Early Cambrian |
Poland |
Jerzykiewicz,J. et al. Report on microfloral fossils in epimetamorphic rocks of the Foresudetic Block. |
1975 |
| 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 |
| details |
Middle Vendian |
Early Cambrian |
USSR(European) |
Pamkyavichene,L.T. Distribution of microphytofossil of the Vendian-Cambrian Pogranichnykh deposits of the West Part of the eastern European Platform |
1976 |
| details |
Riphean |
Early Cambrian |
USSR |
Volkova,N.A. Nature and classification of microfossils of plant origin from Precambrian and Lower Paleozoic. |
1965 |
| details |
Late Precambrian |
Early Cambrian |
India |
Venkatachala,B.S. A decade of stratigraphic palynology in India. |
1976 |
| details |
Vendian |
Cambrian |
India(Jammu & Kashmir) |
Kumar,G. et al. The Precambrian-Cambrian boundary problem and its prospects, northwest Himalaya, India. |
1984 |
| details |
Precambriam |
Cambrian |
USSR |
Potonie,R. Synopsis of the genera of the sporae dispersae. Part 4. Supplement to all Groups, (Turmae). |
1966 |