| details |
Siegenian |
Emsian |
Belgium |
Vanguestaine,M. Reworked acritarchs in the Siegenian and Emsian (Lower Devonian), from Dinant Synclinorium, (Belgium). |
1979 |
| details |
Early Lochkovian |
|
Canada(Newfoundland) |
Burden,E.T. et al. Palynology and micropaleontology of the Clam Bank Formation (Lower Devonian) of Western Newfoundland, Canada. |
2002 |
| details |
Homerian |
|
Russia(Bashkortostan) |
Paalits,I. et al. Age and fossils of the Sermenovo Formation (Silurian), Southern Urals (Russia). |
1998 |
| details |
Llandoverian |
Pridolian |
Nd |
Molyneux,S.G. et al. Paleozoic phytoplankton. (Principles and Applications. Applications. J.Jansonius and D.C.McGregor, editors.) |
1996 |
| details |
Early Silurian |
|
Belgium |
Martin,F. Acritarchs: A review |
1993 |
| details |
Rhuddanian |
|
Saudi Arabia |
Le H©riss©,A. et al. Stratigraphic and paleogeographical significance of Silurian acritarchs from Saudi Arabia. (In: Palaeozoic Palynostratigraphy of the Kingdom of Saudi Arabia. B.Owens et al, editors) |
1995 |
| details |
Silurian |
|
Nd |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |
| details |
Nd |
|
Nd |
Martin,F. Acritarchs. (In: A Global Standard for the Silurian System. C.H. Holland and M.G.Bassett, editors) |
1989 |
| details |
Wenlockian |
|
USSR(Siberia) |
Martin,F. Acritarchs. (In: A Global Standard for the Silurian System. C.H. Holland and M.G.Bassett, editors) |
1989 |
| details |
Rhuddanian |
Wenlockian |
Belgium |
Martin,F. Acritarchs. (In: A Global Standard for the Silurian System. C.H. Holland and M.G.Bassett, editors) |
1989 |
| details |
Llandoverian |
|
USA |
Martin,F. Acritarchs. (In: A Global Standard for the Silurian System. C.H. Holland and M.G.Bassett, editors) |
1989 |
| details |
Rhuddanian |
Telychian |
Canada(Gaspe Area) |
Martin,F. Acritarchs. (In: A Global Standard for the Silurian System. C.H. Holland and M.G.Bassett, editors) |
1989 |
| details |
Llandoverian |
|
Belgium |
Martin,F. Systematic revision of Elektoriskos Williereae and Dilatisphaera Williereae (Acritarchs) and its bearing on Silurian (Llandoverian ) stratigraphy |
1989 |
| details |
Silurian |
|
Belgium |
Sarjeant,W.A.S. et al. The Micrhystridium and Veryhachium Complexes (Acritarcha: Acanthomorphitae and Polygonomorphitae): A taxonomic reconsideration. |
1994 |
| details |
Llandoverian |
Early Lochkovian |
France(Ardennes) |
Steemans,P. Paleogeography of the Eo-Devonian of Ardennes and Surrounding Regions |
1989 |
| details |
Late Llandoverian |
Early Wenlockian |
Canada(Ontario) |
Eley,B.E. et al. Acritarchs from the fossil Hill Formation (Silurian) of Southern Ontario, Canada |
1992 |
| details |
Late Gedinnian |
Siegenian |
France(Ardennes) |
Steemans,P. The study of palynostratigraphy of the Devonian of western Europe. |
1986 |