| details |
Early Ludlovian |
Middle Ludlovian |
Belgium |
Verniers,J. The Silurian chitinozoa of the Mehaigne area (Brabant Massif, Belgium). |
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 |
| details |
Gorstian |
|
Belgium |
Verniers,J. et al. A global chitinozoa biozonation for the Silurian |
1995 |
| details |
Gorstian |
|
China |
Verniers,J. et al. A global chitinozoa biozonation for the Silurian |
1995 |
| details |
Gorstian |
|
Sweden(Gotland) |
Verniers,J. et al. A global chitinozoa biozonation for the Silurian |
1995 |
| details |
Gorstian |
|
New Guinea |
Verniers,J. et al. A global chitinozoa biozonation for the Silurian |
1995 |
| details |
Gorstian |
|
England(Shropshire) |
Verniers,J. et al. A global chitinozoa biozonation for the Silurian |
1995 |
| details |
Gorstian |
|
USSR(Ukrainian SSR) |
Verniers,J. et al. A global chitinozoa biozonation for the Silurian |
1995 |
| details |
Gorstian |
|
Wales |
Verniers,J. et al. A global chitinozoa biozonation for the Silurian |
1995 |
| details |
Gorstian |
|
France |
Verniers,J. et al. A global chitinozoa biozonation for the Silurian |
1995 |
| details |
Gorstian |
|
Poland |
Verniers,J. et al. A global chitinozoa biozonation for the Silurian |
1995 |
| details |
Gorstian |
|
Portugal |
Verniers,J. et al. A global chitinozoa biozonation for the Silurian |
1995 |
| details |
Gorstian |
|
Belgium |
Verniers,J. et al. The chitinozoan biostratigraphy of the Silurian of the RonquiĐres-Monstreux area (Brabant Massif, Belgium) |
2002 |
| 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) |
Rubinstein,C.V. Silurian acritarchs from South America: A review. |
1996 |