| details |
Caradocian |
|
Portugal |
Paris,F. Chitinozoans of the Louredo Formation, Upper Ordovician of the Bucaco Syncline, (Portugal). |
1979 |
| details |
Early Caradocian |
|
Europe |
Paris,F. The chitinozoans in the Paleozoic of Southwest Europe. |
1981 |
| details |
Late Arenigian |
|
England(Cumberland) |
Arthurton,R.S. et al. Ordovician and Silurian. (In: Geology of the Country around Penrith.) |
1981 |
| details |
Devonian |
|
Brazil(Para) |
da Costa,N.M. Small chitinozoa of the Mapuera River, State of Para. |
1982 |
| details |
Gedinnian |
|
Brazil(Piaui) |
de Quadros,L.P. Biostratigraphic distribution of chitinozoa and acritarchs of the Parnaiba Basin |
1982 |
| details |
Middle Ordovician |
|
USSR(Latvian SSR) |
Gailite,L.K. Chitinozoa. (In: The Ordovician of Latvia. R.Z.H.Ulst et al, editor) |
1982 |
| details |
Middle Ordovician |
|
USSR(Latvian SSR) |
Gailite,L.K. Chitinozoa. (In: The Ordovician of Latvia. R.Z.H.Ulst et al, editor) |
1982 |
| details |
Middle Ordovician |
|
USSR(Siberia) |
Lopushinskaya,T.V. et al. The Ordovician and Silurian of the Noginsk area of the Siberian Platform |
1983 |
| details |
Llandeilian |
|
USA(Appalachian Bn.) |
Grahn,Y. et al. Lower Middle Ordovician chitinozoa from the Southern Appalachians, United States |
1984 |
| details |
Gedinnian |
|
Brazil(Maranhao) |
Brito,I.M. et al. New occurrences of acritarchs in the Devonian of the Parnaiba Basin. (In: Paleobotanica e Palinologia na America do Sul; 1983) |
1984 |
| details |
Caradocian |
Early Ashgillian |
Morocco |
Elaouad-Debbaj,Z. Chitinozoa from the Lower Ktaoua Formation, Upper Ordovician of the Anti-Atlas, (Morocco). |
1986 |
| details |
Maysvillian |
Early Gamachian |
Greenland |
Grahn,Y. et al. Chitinozoans from Ordovician and Silurian Shelf and Slope sequences in North Greenland. (In: Palaeozoic fossils and stratigraphy from North Greenland) |
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 |
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 |
Early Caradocian |
|
Gondwanaland |
Paris,F. The Ordovician chitinozoan biozones of the northern Gondwana Domain |
1990 |
| details |
Early Keila |
|
Estonia |
Hints,L. et al. Middle and Upper Ordovician westward of Tallinn locality 2:4 Ki Cliff |
1990 |
| details |
Idavere |
|
Estonia |
Hints,L. et al. Middle and Upper Ordovician Westwards of Tallinn: locality 2:1 Peetri Hill |
1990 |