| details |
Wenlockian |
|
Saudi Arabia |
Al-Hajri,S. et al. Age and palaeoenvironment of the Sharawra Member (Silurian of North-Western Saudi Arabia) |
1998 |
| details |
Ludlovian |
|
Sweden(Gotland) |
Paris,F. et al. A revised chitinozoan classification |
1999 |
| details |
Gorstian |
|
Belgium |
Verniers,J. et al. The chitinozoan biostratigraphy of the Silurian of the RonquiЁres-Monstreux area (Brabant Massif, Belgium) |
2002 |
| 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 |
Early Pridolian |
Early Lochkovian |
Brazil(Amazonas) |
Grahn,Y. et al. Silurian-Devonian chitinozoan biostratigraphy along the Urubu, UatumЈ and Abacate rivers in the western part of the Amazonas Basin, Northern Brazil. |
2003 |