| details |
Rhuddanian |
Aeronian |
Worldwide |
Grahn,Y. Chitinozoan stratigraphy in the Ashgil and Llandovery. (In: A Global Analysis of the Ordovician-Silurian Boundary. L.R.M.Cocks and R.B.Rickards, editors) |
1988 |
| details |
Llandoverian |
Rhuddanian |
Worldwide |
Grahn,Y. Chitinozoan stratigraphy in the Ashgil and Llandovery. (In: A Global Analysis of the Ordovician-Silurian Boundary. L.R.M.Cocks and R.B.Rickards, editors) |
1988 |
| details |
Llandoverian |
Rhuddanian |
Scandinavia |
Grahn,Y. Chitinozoan stratigraphy in the Ashgil and Llandovery. (In: A Global Analysis of the Ordovician-Silurian Boundary. L.R.M.Cocks and R.B.Rickards, editors) |
1988 |
| details |
Early Rhuddanian |
|
Libya |
Paris,F. Late Ordovician and Early Silurian chitinozoans from Central and Southern Cyrenaica. (In: The Subsurface Palynostratigraphy of Northeast Libya. Special Publication of the University of Garryounis, Libya. E.Arnauti et al, editors) |
1989 |
| details |
Rhuddanian |
Late Aeronian |
Worldwide |
Paris,F. Chitinozoans. (In: A Global Standard for the Silurian System. C.H. Holland and M.G.Bassett, editors) |
1989 |
| details |
Rhuddanian |
|
Czechoslovakia(Bohemia) |
Dufka,P. Lower Silurian chitinozoans of the Prague Basin (Barrandian, Czechoslovakia)-Preliminary results. |
1992 |
| details |
Llandoverian |
|
Czechoslovakia |
Dufka,P. et al. Chitinozoans and acritarchs from the Ordovician - Silurian boundary of the Prague Basin, Czech Republic. (In: Contributions to Acritarch and Chitinozoan Research. S.G.Molyneux and K.J.Doring, editors) |
1993 |
| details |
Aeronian |
Early Telychian |
USSR(Estonian SSR) |
Verniers,J. et al. A global chitinozoa biozonation for the Silurian |
1995 |
| details |
Aeronian |
Early Telychian |
Saudi Arabia |
Verniers,J. et al. A global chitinozoa biozonation for the Silurian |
1995 |
| details |
Late Aeronian |
Early Telychian |
Czechoslovakia(Bohemia) |
Verniers,J. et al. A global chitinozoa biozonation for the Silurian |
1995 |
| details |
Aeronian |
Early Telychian |
USSR(Latvian SSR) |
Verniers,J. et al. A global chitinozoa biozonation for the Silurian |
1995 |
| details |
Aeronian |
Early Telychian |
Canada(Quebec) |
Verniers,J. et al. A global chitinozoa biozonation for the Silurian |
1995 |
| details |
Aeronian |
Early Telychian |
Algeria |
Verniers,J. et al. A global chitinozoa biozonation for the Silurian |
1995 |
| details |
Late Aeronian |
Early Telychian |
Scotland |
Verniers,J. et al. A global chitinozoa biozonation for the Silurian |
1995 |
| details |
Late Aeronian |
Early Telychian |
Belgium |
Verniers,J. et al. A global chitinozoa biozonation for the Silurian |
1995 |
| details |
Late Aeronian |
Early Telychian |
China |
Verniers,J. et al. A global chitinozoa biozonation for the Silurian |
1995 |
| details |
Aeronian |
Early Telychian |
Libya |
Verniers,J. et al. A global chitinozoa biozonation for the Silurian |
1995 |