| details |
Precambriam |
|
USSR |
Yankauskas,T.V. et al. Acritarch (Group acritarch,1963) classification. (In: Precambrian Microfossils of the USSR. T.V.Yankauskas, editor) |
1989 |
| details |
Nd |
|
USSR |
Yankauskas,T.V. et al. Fifth All-Union Colloquium on Precambrian microfossils of the USSR |
1987 |
| details |
Arenigian |
|
Czechoslovakia |
VavrdovЎ,M. Acritarchs from Klabava Shales (Arenig). |
1972 |
| details |
Middle Ordovician |
|
Finland |
Tynni,R. Ordovician hystrichospheres and chitinozoans in limestone from the Bothnian Sea. |
1975 |
| details |
Emsian |
Givetian |
W.Germany(Rhineland) |
Tiwari,R.S. et al. Palynological studies in the Lower and Middle Devonian of the Prum Syncline, Eifel (Germany). |
1975 |
| details |
Late Llandoverian |
|
Sweden |
Schultz,G. Microfossils of the Upper Llandoverian of Dalarne (Sweden). |
1967 |
| details |
Permian |
|
USSR(Tatar ASSR) |
Medvedeva,A.M. Palynological investigation of Petroleum |
1978 |
| details |
Devonian |
|
USSR(Urals) |
Medvedeva,A.M. Palynological investigation of Petroleum |
1978 |
| details |
Devonian |
|
USSR(Urals) |
Medvedeva,A.M. Palynological investigation of Petroleum |
1978 |
| details |
Late Telychian |
Early Sheinwoodian |
England(Shropshire) |
Mabillard,J.E. et al. Microfossil distribution across the Base of the Wenlockian series in the type area |
1985 |
| details |
Llandoverian |
|
Pennsylvania |
Johnson,N.G. Early Silurian palynomorphs from the Tuscarora Formation in Central Pennsylvania and their paleobotanical and geological significance |
1985 |
| details |
Middle Rhuddanian |
Early Telychian |
Wales(Carmarthenshire) |
Hill,P.J. et al. Appendix 1: Acritarchs. (The Llandovery Series of the type area. L.R.M.Cocks et al, editors) |
1984 |
| details |
Llandoverian |
Early Wenlockian |
Wales(Carmarthenshire) |
Hill,P.J. Stratigraphic palynology of acritarchs from the type area of the Llandovery and the Welsh Borderland. |
1974 |
| details |
Silurian |
|
Nd |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |
| details |
Silurian |
|
China(Chekiang) |
Fang,X. et al. The microflora of the Tangjianwu Formation in Western Zhejiang Province and its chronologic significance. |
1988 |
| details |
Llandoverian |
|
China(Szechwan) |
Fang,X. et al. Silurian microflora and chitinozoa in Guanyinqiao Qijiang County Sichuan Province and their stratigraphic significance |
1988 |
| details |
Ludlovian |
|
USSR(Baltic) |
Eisenack,A. Tasmanites, Newton,1875, and Leiosphaeridia, nov.gen., as genera of the Hystrichosphaerideae. |
1958 |