| details |
Wenlockian |
|
Wales |
Aldridge,R.J. et al. Distribution of microfossil Groups across the Wenlock Shelf of the Welsh Basin. |
1981 |
| details |
Nd |
|
Nd |
Brito,I.M. The acritarchs |
1967 |
| details |
Nd |
|
Nd |
Cramer,F.H. et al. Lower Paleozoic acritarchs. |
1979 |
| details |
Nd |
|
Nd |
Cramer,F.H. et al. Taxonomic considerations on the acritarchs of the Middle and Upper Silurian of northern Spain. |
1968 |
| details |
Wenlockian |
|
Gondwanaland |
Cramer-Diez,F.H. Spatial and chronological arrangement of Silurian palynofacies. |
1972 |
| details |
Early Paleocene |
|
India(Rajasthan) |
Das Gupta,S.K. The stratigraphy of the West Rajasthan Shelf |
1977 |
| details |
Nd |
|
Nd |
Deflandre,G. et al. Critical remarks on the genus Micrhystridium, Deflandre. |
1965 |
| details |
Nd |
|
Nd |
Deflandre,G. et al. Notes on the acritarchs. |
1963 |
| original |
Wenlockian |
|
England(Shropshire) |
Downie,C. Deunffia and Domasia, new genera of Hystrichospheres. |
1960 |
| details |
Ordovician |
|
Nd |
Downie,C. The geological history of the microplankton. |
1967 |
| details |
Middle Gothlandian |
|
Nd |
Downie,C. Observations on the nature of the acritarchs |
1973 |
| details |
Late Llandoverian |
Late Wenlockian |
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 |
| details |
Late Llandoverian |
Late Wenlockian |
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 |
Silurian |
|
Nd |
Evitt,W.R. Observations on the morphology of fossil dinoflagellates. |
1961 |
| details |
Nd |
|
Nd |
Evitt,W.R. A discussion and proposals concerning fossil dinoflagellates, Hystrichospheres, and acritarchs. II. |
1963 |
| details |
Nd |
|
Nd |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |
| details |
Early Pliensbachian |
|
USSR(Siberia) |
Ilyina,V.I. Jurassic palynology of Siberia |
1985 |