| details |
Ludlovian |
|
Sweden |
Taugourdeau,P. Techniques of study, morphology and classification of chitinozoans. |
1966 |
| details |
Arenigian |
|
Spitsbergen |
Bockelie,T.G. Comments on chitinozoan classification |
1978 |
| details |
Tremadocian |
|
Spain |
Kedves,M. Report on the IV. A.P.L.E.Palynology Symposium (Barcelona, October 7-9,1982) |
1983 |
| details |
Caradocian |
|
Scotland(Dumfries) |
Zalasiewicz,J. et al. Submission of Hartfell Score (south Scotland) as a GSSP for the base of the middle stage of the Upper Ordovician Series. |
2004 |
| details |
Caradocian |
Ashgillian |
Scotland |
Burton,C.J. et al. Chitinozoa and miscellanea from the Highland Border complex. (In: Age, Evolution and Tectonic history of the Highland Border Complex, Scotland. G.B.Curry et al, editors) |
1984 |
| details |
Tremadocian |
Late Devonian |
Scotland |
Downie,C. et al. A palynological investigation of the Dalradian rocks of Scotland. |
1971 |
| details |
Precambriam |
Arenigian |
Scotland |
Downie,C. et al. A palynological investigation of the Dalradian rocks of Scotland. |
1971 |
| details |
Precambriam |
Arenigian |
Scotland |
Downie,C. et al. A palynological investigation of the Dalradian rocks of Scotland. |
1971 |
| details |
Precambriam |
Arenigian |
Scotland |
Downie,C. et al. A palynological investigation of the Dalradian rocks of Scotland. |
1971 |
| details |
Llanvirnian |
Ashgillian |
Saudi Arabia |
McClure,H.A. Chitinozoan and acritarch assemblages stratigraphy and biogeography of the Early Palaeozoic of Northw West Arabia |
1988 |
| details |
Tremadocian |
Arenigian |
Saudi Arabia |
Jachowicz,M. Ordovician acritarch assemblages form Central and Northwestern Saudi Arabia. (In: Palaeozoic Palynostratigraphy of the Kingdom of Saudi Arabia. B.Owens et al, editors) |
1995 |
| details |
Llanvirnian |
Caradocian |
Saudi Arabia |
Molyneux,S.G. et al. Palynology of a problematic lower Palaeozoic lithofacies in the central Arabian Basin, Saudi Arabia. |
2000 |
| details |
Middle Ordovician |
Late Ordovician |
S.Ireland(Mayo) |
Graham,J.R. et al. The age and significance of a small Lower Palaeozoic Inlier in County Mayo. |
1981 |
| details |
Late Wenlockian |
Downtonian |
Romania |
Givulescu,R. Fossil flora of Romania. (3rd Supplement) |
1978 |
| details |
Silurian |
Devonian |
Romania |
Maier,O.W. et al. Age of Crystalline Schist Formations of the Locva Mountains. |
1976 |
| details |
Ludlovian |
|
Romania |
Iliescu,V. et al. Specification of the Silurian age of the Repedea series S.S. of the Rodna Mountains (East Carpathians) relying on palynological data |
1976 |
| original |
Early Gothlandian |
Devonian |
Romania |
Iliescu,V. et al. Contribution to the knowledge of microfloral content and age of metamorphic formation in the Rodna and Bistrita Mountains. |
1975 |