| details |
Ordovician |
|
Baltic |
Zalusky,D.W. Paleobiogeography of chitinozoa. (In: Stratigraphic Micropaleontology of Atlantic Basin and Borderlands. F.M.Swain, editor) |
1977 |
| details |
Late Caradocian |
Early Ashgillian |
Canada(Anticosti Island) |
Achab,A. Chitinozoa from the Dicellograptus complanatus zone, Vaureal Formation (Upper Ordovician) Ile d'Anticosti, Quebec. |
1977 |
| details |
Llandeilian |
|
Spain |
Cramer,F.H. et al. Iberian chitinozoans |
1978 |
| details |
Late Llandoverian |
Early Ludlovian |
Spain |
Cramer,F.H. et al. Iberian chitinozoans |
1978 |
| details |
Early Ordovician |
|
Nd |
Jansonius,J. et al. Chitinozoa. |
1978 |
| details |
Early Ludlovian |
|
Romania |
Givulescu,R. Fossil flora of Romania. (3rd Supplement) |
1978 |
| details |
Ashgillian |
|
Canada(Quebec) |
Achab,A. Chitinozoa from the Vaureal and Macasty Formations (Upper Ordovician), Ile d'Anticosti, Quebec, Canada. |
1978 |
| details |
Caradocian |
|
Portugal |
Paris,F. Chitinozoans of the Louredo Formation, Upper Ordovician of the Bucaco Syncline, (Portugal). |
1979 |
| details |
Caradocian |
|
Portugal |
Paris,F. Chitinozoans of the Louredo Formation, Upper Ordovician of the Bucaco Syncline, (Portugal). |
1979 |
| details |
Middle Arenigian |
Ashgillian |
Europe |
Jenkins,W.A.M. et al. Stratigraphic ranges of selected chitinozoa. |
1979 |
| details |
Middle Arenigian |
Ashgillian |
North America |
Jenkins,W.A.M. et al. Stratigraphic ranges of selected chitinozoa. |
1979 |
| details |
Early Ordovician |
|
China(Yunnan) |
Kao,L. Lower Ordovician chitinozoans from Wuding and Luquan, Yunnan. |
1980 |
| details |
Late Arenigian |
Llandeilian |
Sweden |
Grahn,Y. Early Ordovician chitinozoa from Oland. |
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 |
Ashgillian |
|
USSR(Ukrainian SSR) |
Tsegelnyuk,P.D. Ordovician stratigraphy of the Southwestern Region of the Russian Platform |
1980 |
| details |
Early Ordovician |
|
China(Yunnan) |
Gao,L. Lower Ordovician chitinozoans from Wuding and Luquan, Yunnan. |
1980 |
| details |
Early Llandeilian |
|
Europe |
Paris,F. The chitinozoans in the Paleozoic of Southwest Europe. |
1981 |