| details |
Middle Gothlandian |
|
Nd |
Downie,C. Observations on the nature of the acritarchs |
1973 |
| details |
Wenlockian |
|
England(Shropshire) |
Thusu,B. Acritarchs of the Middle Silurian Rochester Formation of Southern Ontario |
1973 |
| details |
Ludlovian |
|
Indiana |
Wood,G.D. Acritarchs and Trilete spores from the Mississinewa Shale of northern Indiana. |
1975 |
| details |
Archean |
|
India |
Venkatachala,B.S. A decade of stratigraphic palynology in India. |
1976 |
| details |
Cambrian |
Silurian |
India(Jammu & Kashmir) |
Sastry,M.V.A. Palynology in India -a report, Geological Survey of India, Calcutta. |
1976 |
| details |
Early Paleocene |
|
India(Rajasthan) |
Das Gupta,S.K. The stratigraphy of the West Rajasthan Shelf |
1977 |
| details |
Wenlockian |
|
England |
Swain,F.M. Notes on Paleozoic acritarchs from the Atlantic Margins. (In: Stratigraphic Micropaleontology of Atlantic Basin and Borderlands. F.M.Swain, editor) |
1977 |
| details |
Late Llandoverian |
Late Wenlockian |
S.Ireland(Galway) |
Emo,G.T. et al. Palynological evidence for the age of the Lower Palaeozoic rocks of Slieve Aughty, Counties Clare and Galway. |
1978 |
| details |
Late Llandoverian |
Late Wenlockian |
S.Ireland(Clare) |
Emo,G.T. et al. Palynological evidence for the age of the Lower Palaeozoic rocks of Slieve Aughty, Counties Clare and Galway. |
1978 |
| details |
Devonian |
|
USSR(Ukrainian SSR) |
Medvedeva,A.M. Palynological investigation of Petroleum |
1978 |
| details |
Devonian |
Permian |
USSR(Ukrainian SSR) |
Medvedeva,A.M. Palynological investigation of Petroleum |
1978 |
| details |
Early Permian |
|
USSR(Urals) |
Medvedeva,A.M. Palynological investigation of Petroleum |
1978 |
| details |
Nd |
|
Nd |
Cramer,F.H. et al. Lower Paleozoic acritarchs. |
1979 |
| details |
Nd |
|
India(Mysore) |
Kumar,A. Fossil Dinophyceae and its uses in Petroleum exploration with special reference to India. |
1980 |
| details |
Middle Precambrian |
Cambrian |
Africa |
Locquin,M.V. Nature and systematics of the chitinozoans or Chitinomycetes. |
1980 |
| details |
Wenlockian |
|
Wales |
Aldridge,R.J. et al. Distribution of microfossil Groups across the Wenlock Shelf of the Welsh Basin. |
1981 |
| details |
Llandoverian |
Wenlockian |
USSR(Belorussian SSR) |
Piskun,L.V. The stratigraphic significance of acritarchs for the correlation of Lower Paleozoic sediments in Belorussia. |
1981 |