| details |
Homerian |
|
Wales(Montgomeryshire) |
Dorning,K.J. et al. The Silurian carbonate shelf microflora- acritarch distribution in the Much Wenlock Limestone Formation. (In: Micropalaeontology of Carbonate Environments. M.B.Hart, editor) |
1987 |
| details |
Middle Riphean |
Late Riphean |
USSR(Yakut ASSR) |
Lopukhin,A.S. Riphean microfossils of north-eastern Pri-Anabar (Lower Lena River, Chekurovka Village). |
1974 |
| details |
Carboniferous |
|
USSR(Ukrainian SSR) |
Shkrebta,G.P. et al. New evidence for the exsistance of Late Proterozoic and Lower Paleozoic formations in the Dnieper Donets Depression (DDD). |
1972 |
| details |
Late Ordovician |
Late Gothlandian |
USSR(Russian Platform) |
Umnova,N.I. Silurian and Ordovician acritarch assemblages from the northern and western parts of the Russian Platform. |
1971 |
| details |
Vendian |
|
USSR(European) |
Keller,B.M. The limit between the Precambrian and the Cambrian in the USSR and the problem of the Vendomien. (In: The correlations of the Precambrian.) |
1972 |
| details |
Late Precambrian |
|
USSR(Buryat ASSR) |
Kuznetzov,K.N. et al. New data on the stratigraphy of Late Precambrian of the Kurtun River Basin, (southwestern Pri-Baikal). (In: Material on the Biostratigraphy and Paleogeography of Eastern Siberia) |
1975 |
| details |
Riphean |
Early Cambrian |
USSR |
Volkova,N.A. Nature and classification of microfossils of plant origin from Precambrian and Lower Paleozoic. |
1965 |
| details |
Precambriam |
Cambrian |
USSR |
Potonie,R. Synopsis of the genera of the sporae dispersae. Part 4. Supplement to all Groups, (Turmae). |
1966 |
| details |
Precambriam |
|
USSR |
Yankauskas,T.V. et al. Status of the study. (In: Precambrian Microfossils of the USSR. T.V.Yankauskas, editor) |
1989 |
| details |
Precambriam |
Cambrian |
Scotland |
Potonie,R. Synopsis of the genera of the sporae dispersae. Part 4. Supplement to all Groups, (Turmae). |
1966 |
| details |
Nd |
|
Nd |
Cramer,F.H. et al. Lower Paleozoic acritarchs. |
1979 |
| details |
Nd |
|
Nd |
Lindgren,S. Remarks on the taxonomy, botanical affinities, and distribution of Leiospheres. |
1981 |
| details |
Nd |
|
Nd |
Rudavskaya,V.A. Systematic principles of sphaeromorphs. (In:Mikrofitofossilii Proterozoya i Rannego Paleozoya SSSR. B.V.Timofeev, editor) |
1974 |
| details |
Nd |
|
Nd |
Downie,C. The geological history of the microplankton. |
1967 |
| details |
Nd |
|
Nd |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |
| 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 |
| details |
Homerian |
|
England(Shropshire) |
Dorning,K.J. et al. The Silurian carbonate shelf microflora- acritarch distribution in the Much Wenlock Limestone Formation. (In: Micropalaeontology of Carbonate Environments. M.B.Hart, editor) |
1987 |