| original |
Precambriam |
|
France(Normandie) |
Roblot,M.-M. New acritarchs from the Normandy Precambrian. their study by means of the Electronic Microprobe. |
1967 |
| original |
Precambriam |
|
France(Manche) |
Roblot,M.-M. New acritarchs from the Normandy Precambrian. their study by means of the Electronic Microprobe. |
1967 |
| details |
Nd |
|
Nd |
Rudavskaya,V.A. Systematic principles of sphaeromorphs. (In:Mikrofitofossilii Proterozoya i Rannego Paleozoya SSSR. B.V.Timofeev, editor) |
1974 |
| details |
|
|
South Africa |
Lopukhin,A.S. et al. The Oldest microfossils of the Precambrian of South Africa and North America-The comparative investigation in Thin Sectons and preparations. |
1979 |
| details |
|
|
North America |
Lopukhin,A.S. et al. The Oldest microfossils of the Precambrian of South Africa and North America-The comparative investigation in Thin Sectons and preparations. |
1979 |
| details |
Nd |
|
Nd |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |