| original |
Middle Ordovician |
|
Canada(Quebec) |
Staplin,F.L. et al. Evaluation of some acritarchous Hystrichosphere genera. |
1965 |
| details |
Nd |
|
Nd |
Brito,I.M. The acritarchs |
1967 |
| details |
Ordovician |
|
India(Madhya Pradesh) |
Shrivastava,R.N. Micro-Organic remains from the Vindhyan Fm.Of India. |
1971 |
| details |
Eifelian |
|
Czechoslovakia |
Lele,K.M. Observations on Middle Devonian microfossils from the Barrandian Basin, Czechoslovakia. |
1972 |
| details |
Early Cambrian |
|
Nd |
Downie,C. Observations on the nature of the acritarchs |
1973 |
| details |
Nd |
|
Nd |
Rudavskaya,V.A. Systematic principles of sphaeromorphs. (In:Mikrofitofossilii Proterozoya i Rannego Paleozoya SSSR. B.V.Timofeev, editor) |
1974 |
| details |
Late Emsian |
|
Czechoslovakia |
Riegel,W. Phytoplankton from the Upper Emsian and Eifelian of the Rhineland, Germany --a preliminary report. |
1974 |
| 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 |
Early Cambrian |
Early Gothlandian |
India |
Venkatachala,B.S. A decade of stratigraphic palynology in India. |
1976 |
| details |
Late Precambrian |
Early Cambrian |
India |
Venkatachala,B.S. A decade of stratigraphic palynology in India. |
1976 |
| details |
Ordovician |
|
India(Madhya Pradesh) |
Sastry,M.V.A. Palynology in India -a report, Geological Survey of India, Calcutta. |
1976 |
| details |
Vendian |
|
USSR(Urals) |
Medvedeva,A.M. Palynological investigation of Petroleum |
1978 |
| details |
Devonian |
|
USSR(Ukrainian SSR) |
Medvedeva,A.M. Palynological investigation of Petroleum |
1978 |
| details |
Carboniferous |
|
USSR(Ukrainian SSR) |
Medvedeva,A.M. Palynological investigation of Petroleum |
1978 |
| details |
Early Carboniferous |
|
USSR(Urals) |
Medvedeva,A.M. Palynological investigation of Petroleum |
1978 |
| details |
Late Merioneth |
|
Wales |
Downie,C. et al. Changes in the acritarch assemblages at the Tremadoc boundaries in the United Kingdom. |
1979 |
| details |
Late Precambrian |
Early Cambrian |
India |
Prasad,K.N. Review of Precambrian microfossils from Peninsular India. (In: Stromatolites, Characteristics and Utility) |
1980 |