| details |
Ordovician |
|
Nd |
Servais,T. An annotated bibliographical review of Ordovician acritarchs |
1997 |
| details |
Nd |
|
Nd |
Wood,G.D. et al. Pre-Carboniferous Chlorophyta: New reports of Hydrodictyaceae,? Sendesmaceae and Zygnemataceae |
1996 |
| details |
Middle Ordovician |
|
Oklahoma |
Wood,G.D. et al. Pre-Carboniferous Chlorophyta: New reports of Hydrodictyaceae,? Sendesmaceae and Zygnemataceae |
1996 |
| details |
Late Proterozoic |
|
Michigan |
Strother,P.K. Acritarchs. (Principles and Applications. Applications. J.Jansonius and D.C.McGregor, editors.) |
1996 |
| details |
Late Proterozoic |
|
Greenland |
Sиnderholm,M. et al. Lithostratigraphic framework of the Upper Proterozoic Eleonore Bay Supergroup of East and North-East Greenland |
1993 |
| details |
Nd |
|
Nd |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |
| details |
Nd |
|
Nd |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |
| details |
Nd |
|
Nd |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |
| details |
Silurian |
Early Devonian |
|
de Siqueira,L.P. Parecis Basin |
1989 |
| details |
Ordovician |
Silurian |
North America |
Miller,M.A. An Early Palaeozoic "acritarch" with morphology comparable to the Hydrodictyaceae. |
1988 |
| details |
Devonian |
|
USSR(Urals) |
Kulkova,I.A. The Eocene climatic optimum of northern Asia. (In: Climates of the Earth in the Geological Past. A.A.Velichko and A.L.Chepalyga, editors) |
1987 |
| details |
Precambriam |
|
USSR |
Yankauskas,T.V. et al. Fifth All-Union Colloquium on Precambrian microfossils of the USSR |
1987 |
| details |
Middle Proterozoic |
Late Proterozoic |
India(Bihar) |
Nautiyal,A.C. Stratigraphic and palaeogeographic significance of microplanktons, cyanophycean algae and fungal remains in metallic ore-bearing Algonkian sediment. |
1987 |
| details |
Late Riphean |
|
Czechoslovakia |
Gunia,T. Microfossils in paragneisses of the "Desna Series" (Rudoltica, Czechoslovakia and Burgrabice, Poland) comparative studies. |
1987 |
| details |
Late Ashgillian |
Early Llandoverian |
South Africa |
Gray,J. et al. Age of the Cedarberg Formation, South Africa and early land plant evolution. |
1986 |
| 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 |
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 |