| original |
Llandeilian |
|
Baltic |
Eisenack,A. New Mikrofossils of the Baltic Silurian.1. |
1931 |
| details |
Silurian |
|
Austria |
Bachmann,A. et al. Microfossils from the Austrian Silurian. |
1964 |
| details |
Gorstian |
Ludfordian |
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 |
Ludfordian |
|
Libya |
Verniers,J. et al. A global chitinozoa biozonation for the Silurian |
1995 |
| details |
Gorstian |
Ludfordian |
Sweden(Gotland) |
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 |
Ludlovian |
|
Spain |
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 |
Ludfordian |
England(Shropshire) |
Verniers,J. et al. A global chitinozoa biozonation for the Silurian |
1995 |
| details |
Ludfordian |
|
Algeria |
Verniers,J. et al. A global chitinozoa biozonation for the Silurian |
1995 |
| details |
Gorstian |
Ludfordian |
USSR(Latvian 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 |
Ludlovian |
|
Sweden |
Laufeld,S. Silurian chitinozoa from Gotland. |
1974 |
| details |
Ludlovian |
|
Sweden |
Laufeld,S. Silurian chitinozoa from Gotland. |
1974 |
| details |
Early Ludlovian |
|
Sweden |
Eisenack,A. Chitinozoa from sediments from Gotland. |
1962 |
| details |
Silurian |
|
Sweden |
Eisenack,A. Microfossils of the Silurian from Gotland |
1964 |