| details |
Late Ordovician |
|
Sweden |
Eiserhardt,K.H. Baltisphaerid of the –jlemyrflint of Gotland, Sweden (Acritarchs of the Upper Ordovician boulders). |
1989 |
| details |
Early Liassic |
|
Poland |
Fijalkowska,A. Spore-pollen investigations of the Lower Liassic deposits in the Skarzysko-Kamienna Ig 1 borehole Profile (The northern Margin of the Swietokrzyskie Mts) |
1989 |
| details |
Muschelkalk |
|
Europe |
Grenfell,H.R. Middle Triassic Muschelkalk acritarchs -some preliminary Thoug |
1989 |
| details |
Precambriam |
|
China |
Xing,Y. et al. Evolution of the terminal Precambrian Biotas and its geological significance |
1990 |
| details |
Cambrian |
Ordovician |
Colombia |
Forero-Suarez,A. The basement of the eastern Cordillera, Colombia; An allochthonous terrane in northwestern South America. |
1990 |
| details |
Nd |
|
Nd |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |
| details |
Early Triassic |
|
China(Hunan) |
Qu,L. Palynological assemblages of Middle and Late Triassic in Sangzhi, Hunan, and their stratigraphical significance |
1990 |
| details |
Middle Ordovician |
Late Ordovician |
Estonia |
Paalits,I. Biostratigraphy: Acritarchs |
1990 |
| details |
Cambrian |
|
W.Germany(Bavaria) |
Pflug,H.D. et al. Palynology in the pilot hole of the Continental Deep Drilling Program; Results and implications. (In: Forschungsergebnisse im Rahmnen des DFG: Schwerpunktprogramms "KTB" 1986-1990) |
1991 |
| details |
Cenomanian |
|
Utah |
Am Ende,B.A. Depositional environments, palynology and age of the Dakota Formation, south-central Utah. (In: Stratigraphy, Depositional Environments and Sedimentary Tectonics of the Western Margin, Cretaceous Western Interior Seaway. J.D.Nations and J.G.Eaton, editors) |
1991 |
| details |
Late Riphean |
Vendian |
Antarctica |
Weber,B. Microfossils in Proterozoic sediments from the Southern Shackle range, Antarctica: A preliminary report |
1991 |
| details |
Early Cambrian |
|
Poland |
Piskun,L.V. et al. Paleobiogeography of the Lower Cambrian deposits of Byelorussia |
1992 |
| details |
Late Zechstein |
|
Poland |
Fijalkowska,A. Palynostratigraphy of the Zechstein and Lower Buntsandstein in the Northwestern Swiety Krzyz Mountains |
1992 |
| details |
Late Ordovician |
|
USSR(Kaliningrad) |
Pa?keviciene,L. Middle Ordovician acritarchs from Lithuania and Kaliningrad District |
1993 |
| details |
Late Ordovician |
|
USSR(Lithuanian SSR) |
Pa?keviciene,L. Middle Ordovician acritarchs from Lithuania and Kaliningrad District |
1993 |
| details |
Late Ordovician |
|
USSR(Lithuanian SSR) |
Pa?keviciene,L. Acritarchs from the Upper Ordovician of East Lithuania |
1993 |
| details |
Late Llandoverian |
Early Wenlockian |
Italy(Sardinia) |
Di Milia,A. et al. Acritarch findings in Early Paleozoic, low-grade metasediments of Sardinia (Italy): A review. |
1993 |