| original |
Middle Triassic |
|
W.Germany(Schleswig) |
Eisenack,A. New problematic microfossils. |
1962 |
| details |
Early Llandoverian |
Frasnian |
Brazil(Amazonas) |
Lange,F.W. Biostratigraphic subdivisions and revision of the Silurian-Devonian column of the Lower Amazon Basin. |
1967 |
| details |
Nd |
|
Nd |
Rudavskaya,V.A. Systematic principles of sphaeromorphs. (In:Mikrofitofossilii Proterozoya i Rannego Paleozoya SSSR. B.V.Timofeev, editor) |
1974 |
| details |
Proterozoic |
Middle Ordovician |
USSR |
Aksenova,G.G. et al. The use of electron-microscopic research methods for the study of plant microfossils from oils and oil-containing rocks. (In: Palynology of Proterophyte and Palaeophyte.S.N.Naumova, editor) |
1974 |
| details |
Devonian |
|
USSR(Ukrainian SSR) |
Medvedeva,A.M. Palynological investigation of Petroleum |
1978 |
| details |
Devonian |
|
USSR(Urals) |
Medvedeva,A.M. Palynological investigation of Petroleum |
1978 |
| details |
Nd |
|
Nd |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |
| details |
Nd |
|
Nd |
Miller,M.A. et al. Miscellaneous. 13A -"Linotolypidae" and Cenosphere. (Principles and Applications. Applications. J.Jansonius and D.C.McGregor, editors.) |
1996 |