| details |
Early Ordovician |
|
China(Yunnan) |
Kao,L. Lower Ordovician chitinozoans from Wuding and Luquan, Yunnan. |
1980 |
| details |
Llandoverian |
|
USSR(Siberia) |
Zaslavskaya,A.M. Silurian chitinozoa of the Siberian Platform. (In: Silur Sibirskoi Platformy Graptolity i Khitinokhoi. Y.Tesakov, editor) |
1980 |
| details |
Early Ordovician |
|
China(Yunnan) |
Gao,L. Lower Ordovician chitinozoans from Wuding and Luquan, Yunnan. |
1980 |
| details |
Silurian |
|
USSR(Siberia) |
Tesakov,Y.I. Key Beds of the Silurian of the Gorbiachin River Region. (In: Silur Sibirskoy Platformy;Opornyve Razezy Severo-Zapada Sibirskoy Platformy. B.S.Sokolov et al, editor) |
1980 |
| details |
Llandoverian |
Wenlockian |
Europe |
Paris,F. The chitinozoans in the Paleozoic of Southwest Europe. |
1981 |
| details |
Llandoverian |
Middle Wenlockian |
Belgium |
Verniers,J. The Silurian of the Mehaigne Valley, (Brabant Massif, Belgium) |
1981 |
| details |
Middle Wenlockian |
Late Wenlockian |
Belgium |
Verniers,J. The Silurian of the Mehaigne Valley, (Brabant Massif, Belgium) |
1981 |
| details |
Wenlockian |
|
Wales |
Aldridge,R.J. et al. Distribution of microfossil Groups across the Wenlock Shelf of the Welsh Basin. |
1981 |
| details |
Wenlockian |
|
USSR(Russian Platform) |
Umnova,N.I. Ordovician and Silurian chitinozoa from the northern part of the Russian Platform. |
1981 |
| details |
Wenlockian |
|
England(Shropshire) |
Dorning,K.J. Silurian chitinozoa from the type Wenlock and Ludlow of Shropshire, England. |
1981 |
| details |
Late Ordovician |
Early Gothlandian |
Canada(Anticosti Island) |
Achab,A. Biostratigraphy of the chitinozoa of Upper Ordovician - Lower Silurian of Anticosti Island. Preliminary results. |
1981 |
| details |
Late Ordovician |
Early Gothlandian |
Canada(Anticosti Island) |
Achab,A. Biostratigraphy of the chitinozoa of Upper Ordovician - Lower Silurian of Anticosti Island. Preliminary results. |
1981 |
| details |
Silurian |
|
Sweden |
Nestor,V.K. Correlation Fo the East-Baltic and Gotland Silurian by chitinozoans. |
1982 |
| details |
Silurian |
|
USSR(Estonian SSR) |
Nestor,V.K. Correlation Fo the East-Baltic and Gotland Silurian by chitinozoans. |
1982 |
| details |
Early Gothlandian |
|
Norway |
Dorning,K.J. et al. A preliminary investigation of palynological assemblages from the Early Silurian of Ringerike. |
1982 |
| details |
Middle Llandoverian |
Middle Wenlockian |
Belgium |
Verniers,J. The Silurian chitinozoa of the Mehaigne area (Brabant Massif, Belgium). |
1982 |
| details |
Middle Wenlockian |
Late Wenlockian |
Belgium |
Verniers,J. The Silurian chitinozoa of the Mehaigne area (Brabant Massif, Belgium). |
1982 |