| details |
Early Ludlovian |
Middle Ludlovian |
Belgium |
Verniers,J. The Silurian chitinozoa of the Mehaigne area (Brabant Massif, Belgium). |
1982 |
| details |
Early Ludlovian |
Middle Ludlovian |
Sweden |
Grahn,Y. Upper Silurian (Upper Wenlock-Lower Pridoli) chitinozoa and biostratigraphy of Skane, Southern Sweden. |
1996 |
| details |
Early Ludlovian |
Middle Ludlovian |
Sweden(Gotland) |
Grahn,Y. Upper Silurian (Upper Wenlock-Lower Pridoli) chitinozoa and biostratigraphy of Skane, Southern Sweden. |
1996 |
| details |
Early Ludlovian |
Middle Ludlovian |
Sweden(Gotland) |
Grahn,Y. Upper Silurian (Upper Wenlock-Lower Pridoli) chitinozoa and biostratigraphy of Skane, Southern Sweden. |
1996 |
| details |
Early Ludlovian |
Middle Ludlovian |
Sweden |
Grahn,Y. Upper Silurian (Upper Wenlock-Lower Pridoli) chitinozoa and biostratigraphy of Skane, Southern Sweden. |
1996 |
| details |
Wenlockian |
Ludlovian |
Belgium |
Louwye,S. et al. The stratigraphy of the type locality of the ?Late Wenlock / Early Ludlow Mont Godart Formation and the Early Ludlow Ronqieres Formation, Brabant Massif, Belgium |
1992 |
| details |
Pridolian |
Late Lochkovian |
Brazil(Amazonas) |
Grahn,Y. et al. Integrated correlation of Late Silurian (Prdol s.l.) - Devonian chitinozoans and miospores in the Solimеes Basin, northern Brazil. |
2003 |
| details |
Homerian |
Gorstian |
Belgium |
Andre,L. et al. Guidebook to the excursion on the stratigraphy and Magmatic Roc of the Brabant Massif, Belgium. |
1991 |
| details |
Middle Llandoverian |
Early Wenlockian |
Brazil(Amazonas) |
Grahn,Y. et al. Age and correlation of the Trombetas Group, Amazonas Basin, Brazil. |
1992 |
| details |
Late Ludlovian |
Early Pridolian |
Turkey |
Steemans,P. et al. Ordovician and Silurian cryptospores and miospores from southeastern Turkey. |
1996 |
| details |
Late Wenlockian |
Early Ludlovian |
Brazil(Amazonas) |
Grahn,Y. Revision of Silurian and Devonian strata in Brazil |
1992 |
| details |
Late Wenlockian |
Early Ludlovian |
Brazil(Amazonas) |
Rubinstein,C.V. Silurian acritarchs from South America: A review. |
1996 |
| details |
Ludlovian |
|
Europe |
Paris,F. The chitinozoans in the Paleozoic of Southwest Europe. |
1981 |
| details |
Late Ludlovian |
|
France(Herault) |
de Bock,F.R. Chitinozoa in the Silurian-Devonian Boundary Beds of the southeastern Montagne Noire, (Herault, France). |
1982 |
| details |
Gorstian |
|
USSR(Estonian SSR) |
Verniers,J. et al. A global chitinozoa biozonation for the Silurian |
1995 |
| details |
Gorstian |
|
Czechoslovakia(Bohemia) |
Verniers,J. et al. A global chitinozoa biozonation for the Silurian |
1995 |
| details |
Gorstian |
|
USSR(Latvian SSR) |
Verniers,J. et al. A global chitinozoa biozonation for the Silurian |
1995 |