| details |
Middle Cambrian |
Late Cambrian |
Italy(Sardinia) |
Barca,S. et al. Acritarchs in the "Arenaire di San Vito" of southeast Sardinia. Stratigraphical and geological implications. |
1982 |
| details |
Smithian |
Early Anisian |
Canada(NWT,Franklin) |
Barnes,C.R. et al. Biostratigraphic determinations of fossils from the subsurface of the Districts of Franklin, Keewatin and MacKenzie and the Yukon Territory. |
1974 |
| details |
Rhaetian |
|
Canada(NWT,Franklin) |
Barnes,C.R. et al. Biostratigraphic determinations of fossils from the subsurface of the Districts of Franklin, Keewatin and MacKenzie and the Yukon Territory. |
1974 |
| details |
Miocene |
|
Washington |
Barnett,J. et al. Palynology and paleoecology of a sedimentary interbed in the Yakima Basalt, (Miocene), Palouse Falls, Washington. |
1980 |
| details |
Ashgillian |
|
Wales(Powys) |
Barron,H.F. Moyeria carbottii from the Ordovician of Wales, United Kingdom. |
1991 |
| details |
Caradocian |
|
Wales(Gwynedd) |
Barron,H.F. Moyeria carbottii from the Ordovician of Wales, United Kingdom. |
1991 |
| details |
Late Paleocene |
Eocene |
Canada(Eastern Offshore) |
Barss,M.S. et al. A palynological zonation and correlation of Sixty-Seven wells, |
1979 |
| details |
Pliocene |
Pleistocene |
Canada(Eastern Offshore) |
Barss,M.S. et al. A palynological zonation and correlation of Sixty-Seven wells, |
1979 |
| details |
Late Paleocene |
Eocene |
Canada(Eastern Offshore) |
Barss,M.S. et al. A palynological zonation and correlation of Sixty-Seven wells, |
1979 |
| details |
Pliocene |
Pleistocene |
Canada(Eastern Offshore) |
Barss,M.S. et al. A palynological zonation and correlation of Sixty-Seven wells, |
1979 |
| details |
Early Arenigian |
|
Jordan |
Basha,S.H. Acritarchs from Ordovician rocks in Southern Jordan |
1987 |
| details |
Late Cambrian |
Tremadocian |
Algeria |
Baudelot,S. et al. Discovery of Upper Cambrian and Tremadocian acritarchs in the ancient Massif of Grande Kabylie, (Algeria). |
1979 |
| details |
Late Cambrian |
Llanvirnian |
France(Lot-et-Garonne) |
Baudelot,S. et al. Paleozoic basins hidden under the Aquitaine: Micropaleontological study of core collected during petroleum investigations. (In: Program of deep geology of France first phase of investigation-1983-1984) |
1984 |
| details |
Ordovician |
Silurian |
France(Lot-et-Garonne) |
Baudelot,S. et al. Paleozoic basins hidden under the Aquitaine: Micropaleontological study of core collected during petroleum investigations. (In: Program of deep geology of France first phase of investigation-1983-1984) |
1984 |
| details |
Llandoverian |
Wenlockian |
France(Corsica) |
Baudelot,S. et al. Characteristics and ages of five Paleozoic cycles of the north-west of Corsica |
1976 |
| 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 |
Early Devonian |
|
Romania |
Beju,D. Some spores, acritarchs and chitinozoans of Lower Devonian age of the Moesian Platform (Rumania) |
1967 |