| details |
Tremadocian |
Arenigian |
Wales |
Downie,C. et al. Changes in the acritarch assemblages at the Tremadoc boundaries in the United Kingdom. |
1979 |
| details |
Tremadocian |
|
Ireland |
Smith,D.G. Progress in Irish Lower Palaeozoic palynology. |
1981 |
| details |
Tremadocian |
|
Europe |
Yankauskas,T.V. On the micropalaeontological characteristic of the Middle and Upper Cambrian in the Northwest of the East-European Platform. |
1980 |
| details |
Silurian |
|
S.Ireland(Clare) |
Emo,G.T. et al. Palynological evidence for the age of the Lower Palaeozoic rocks of Slieve Aughty, Counties Clare and Galway. |
1978 |
| details |
Ordovician |
|
Nd |
Servais,T. An annotated bibliographical review of Ordovician acritarchs |
1997 |
| details |
Nd |
|
Nd |
Cramer,F.H. et al. Lower Paleozoic acritarchs. |
1979 |
| details |
Nd |
|
Nd |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |
| details |
Nd |
|
Nd |
Loeblich,A.R.,Jr. et al. Some new and revised organic-walled phytoplankton microfossil genera. |
1976 |
| details |
Nd |
|
Nd |
Molyneux,S.G. et al. Paleozoic phytoplankton. (Principles and Applications. Applications. J.Jansonius and D.C.McGregor, editors.) |
1996 |
| details |
Nd |
|
Nd |
Williams,G.L. et al. The Lentin and Williams Index of Fossil Dinoflagellates.1998 Edition. |
1998 |
| details |
Middle Ordovician |
Late Ordovician |
Kentucky |
Jacobson,S.R. Acritarchs as paleoenvironmental indicators in Middle and Upper Ordovician rocks from Kentucky, Ohio and New York. |
1979 |
| details |
Middle Ordovician |
Late Ordovician |
Ohio |
Jacobson,S.R. Biostratigraphy and paleoecology of acritarchs from Middle and Upper Ordovician rocks in the Cincinnati Region. |
1977 |
| details |
Middle Ordovician |
Late Ordovician |
New York |
Jacobson,S.R. Middle and Upper Ordovician acritarchs, Eastern Midcontinent, USA. |
1977 |
| details |
Middle Ordovician |
Late Ordovician |
Ohio |
Jacobson,S.R. Middle and Upper Ordovician acritarchs, Eastern Midcontinent, USA. |
1977 |
| details |
Middle Miocene |
Late Miocene |
Alaska |
Liu,G. et al. Climatic comparison of Miocene pollen floras from northerneast China and southcentral Alaska, USA. |
1994 |
| details |
Middle Miocene |
Late Miocene |
China(Shantung) |
Liu,G. et al. Climatic comparison of Miocene pollen floras from northerneast China and southcentral Alaska, USA. |
1994 |
| details |
Middle Gothlandian |
|
S.Ireland(Galway) |
Emo,G.T. et al. Palynological evidence for the age of the Lower Palaeozoic rocks of Slieve Aughty, Counties Clare and Galway. |
1978 |