| details |
Late Cambrian |
Tremadocian |
Canada(Newfoundland) |
Martin,F. et al. Middle and Upper Cambrian and Lower Ordovician acritarchs from Random Island, Eastern Newfoundland. |
1981 |
| details |
Nd |
|
France(Aude) |
Cocchio,A.M. Lower Paleozoic microflora of (Corbieres, Aude, France). |
1981 |
| details |
Toarcian |
|
Australia(Queensland) |
McKellar,J.L. Palynostratigraphy of samples from GSQ Ipswich 24 and 25. |
1981 |
| details |
Givetian |
|
Ohio |
Wicander,R. et al. Systematics and biostratigraphy of the organic-walled microphytoplankton from the Middle Devonian, (Givetian), Silica Formation, Ohio, USA. |
1981 |
| details |
Givetian |
|
Ohio |
Wicander,R. et al. Systematics and biostratigraphy of the organic-walled microphytoplankton from the Middle Devonian, (Givetian), Silica Formation, Ohio, USA. |
1981 |
| details |
Arenigian |
|
Ireland |
Smith,D.G. Progress in Irish Lower Palaeozoic palynology. |
1981 |
| details |
Llandoverian |
Wenlockian |
Ireland |
Smith,D.G. Progress in Irish Lower Palaeozoic palynology. |
1981 |
| details |
Santonian |
|
France(Seine-Maritim) |
Foucher,J.-C. et al. The micropaleontological examination of the embedding flints of two Cretaceous Asterias of Normandy which permit a more precise dating. |
1981 |
| details |
Early Paleozoic |
|
Czechoslovakia |
Kinec,A. et al. On the problem of the stratigraphic Unit Hladomorna Dolina Group |
1981 |
| original |
Late Eocene |
|
Oklahoma |
SnopkovЎ,P. et al. Microplankton from Paleogene sedimentary rocks of West Carpathians |
1981 |
| original |
Late Permian |
|
Poland |
DybovЎ-Jachowiczowa,S. The palynological assemblage from Upper Permian of Poland |
1981 |
| details |
Late Permian |
|
Poland |
DybovЎ-Jachowiczowa,S. The palynological assemblage from Upper Permian of Poland |
1981 |
| details |
Spathian |
|
USSR(Kazakh SSR) |
Yaroshenko,O.P. et al. Palinologic characteristic of the Lower Triassic sediments of Timano-Pecherskaya Province and adjacent Regions |
1981 |
| details |
Tremadocian |
|
Algeria |
Baudelot,S. et al. Discovery of the Lower Ordovician, dated by acritarchs, on the East of the Petite Kabylie (Algeria); Structural consequences. |
1981 |
| details |
Late Albian |
Cenomanian |
Canada(NWT,Mackenzie) |
Yorath,C.J. et al. Cretaceous and Tertiary stratigraphy and paleogeography northern Interior Plains, District of MacKenzie. |
1981 |
| details |
Stephanian A |
Stephanian B |
Czechoslovakia |
Planderova,E. et al. Biostratigraphic evaluation of Graphiteous Shales in the Zemplin Inselberg area (Eastern Slovakia). |
1981 |
| details |
Hettangian |
Pliensbachian |
USSR(Siberia) |
Ilyina,V.I. Subdivision and correlation of Jurassic deposits in Central and eastern Siberia, on the basis of palynological data |
1981 |