| details |
Llanvirnian |
|
S.Ireland(Westmeath) |
Morris,J.H. The stratigraphy of the Lower Paleozoic rocks in the western end of the Longford Down Inlier, Ireland. |
1983 |
| details |
Late Arenigian |
Middle Caradocian |
USSR(Estonian SSR) |
Grahn,Y. Ordovician chitinozoa from Tallinn, Norther Estonia. |
1984 |
| details |
Late Arenigian |
|
Morocco |
Elaouad-Debbaj,Z. Arenigian - Llanvirnian acritarchs and chitinozoans from the Anti-Atlas, (Morocco). |
1984 |
| details |
Late Ashgillian |
|
Morocco |
Elaouad-Debbaj,Z. Ashgillian chitinozoa of the Anti-Atlas, (Morocco). |
1984 |
| details |
Early Ordovician |
|
USSR(Estonian SSR) |
Magi,S. A characterization of the type section of the Ontika Subseries. |
1984 |
| details |
Arenigian |
|
China(Yunnan) |
Gao,L.D. Lower Ordovician chitinozoans from Wuding and Luquan, Yunnan Province. |
1985 |
| details |
Early Caradocian |
|
Morocco |
Elaouad-Debbaj,Z. Chitinozoa from the Lower Ktaoua Formation, Upper Ordovician of the Anti-Atlas, (Morocco). |
1986 |
| details |
Caradocian |
|
Canada(Quebec) |
Achab,A. Ordovician chitinozoan zonation of Quebec and Western Newfoundland. |
1989 |
| details |
Caradocian |
|
Canada(Newfoundland) |
Achab,A. Ordovician chitinozoan zonation of Quebec and Western Newfoundland. |
1989 |
| details |
Late Arenigian |
Caradocian |
Finland |
Uutela,A. Age and dispersal of sedimentary erratics on the coast of southwestern Finland. |
1989 |
| details |
Late Arenigian |
Early Caradocian |
USSR(Estonian SSR) |
Uutela,A. Age and dispersal of sedimentary erratics on the coast of southwestern Finland. |
1989 |
| details |
Late Ordovician |
|
Baltic |
Nolvak,J. Results of quantitative stratigraphic correlation of the Upper Ordovician in the Baltic;Chitinozoans. (In: Quantitative Stratigraphy: Retrospective Evaluation and Future Development. A. Oleynikov and M. Rubel editors) |
1989 |
| details |
Harnagian |
|
Gondwanaland |
Paris,F. The Ordovician chitinozoan biozones of the northern Gondwana Domain |
1990 |
| details |
Idavere |
|
Estonia |
Hints,L. et al. Middle and Upper Ordovician Westwards of Tallinn: locality 2:1 Peetri Hill |
1990 |
| details |
Late Volkov |
Kunda |
Estonia |
Magi,S. Locality 4:2 Cntika Clint |
1990 |
| details |
Late Llanvirnian |
Caradocian |
S.Ireland(Mayo) |
Williams,D.M. et al. A Late Caledonian Melange in Ireland: implications for tectonic models |
1994 |
| details |
Late Kukruse |
Idavere |
Sweden |
Grahn,Y. et al. Precise chitinozoan dating of Ordovician impact events in Baltoscandia. |
1996 |