details |
Early Ordovician |
Late Devonian |
Brazil |
Taugourdeau,P. The chitinozoa. |
1979 |
details |
Early Ordovician |
Late Devonian |
Baltic |
Taugourdeau,P. The chitinozoa. |
1979 |
details |
Early Ordovician |
Late Devonian |
Europe |
Taugourdeau,P. The chitinozoa. |
1979 |
details |
Early Ordovician |
Late Devonian |
Africa(Sahara) |
Taugourdeau,P. The chitinozoa. |
1979 |
details |
Late Llandoverian |
Early Wenlockian |
Italy(Sardinia) |
Del Rio,M. et al. Silurian acritarchs of the Paleozoic succession of Domusnovas, (southwest Sardinia). |
1979 |
details |
Devonian |
Early Carboniferous |
Bulgaria |
Sergeeva,L.A. et al. On the Paleozoic age of the metamorphic rocks in Stradza |
1979 |
details |
Silurian |
|
Bulgaria |
Sergeeva,L.A. et al. On the Paleozoic age of the metamorphic rocks in Stradza |
1979 |
details |
Arenigian |
|
Spitsbergen |
Bockelie,T.G. Early Ordovician chitinozoa from Spitsbergen. |
1980 |
details |
Middle Llandoverian |
|
USSR(Estonian SSR) |
Nestor,V.K. Middle Llandoverian chitinozoans from Estonia. |
1980 |
details |
Middle Llandoverian |
|
USSR(Estonian SSR) |
Nestor,V.K. Middle Llandoverian chitinozoans from Estonia. |
1980 |
details |
Early Devonian |
|
USSR(Tomskaya Oblast) |
Bogush,O.I. et al. On the composition and age of deposits revealed by Tambaevsk Drill. 3. (Tomsk Oblast). (In: Devon i Karbon Aziatskoi Chasti SSSR. V.I.Dubatova and O.V.Yuferev, editors) |
1980 |
details |
Ashgillian |
|
Baltic |
Nolvak,J. Chitinozoans in biostratigraphy of the northern East Baltic Ashgillian, a preliminary report |
1980 |
details |
Middle Ludlovian |
|
Belgium |
Verniers,J. The Silurian of the Mehaigne Valley, (Brabant Massif, Belgium) |
1981 |
details |
Middle Ordovician |
Late Ordovician |
S.Ireland(Mayo) |
Graham,J.R. et al. The age and significance of a small Lower Palaeozoic Inlier in County Mayo. |
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 |
Late Ordovician |
Early Gothlandian |
Canada(Anticosti Island) |
Achab,A. Biostratigraphy of the chitinozoa of Upper Ordovician - Lower Silurian of Anticosti Island. Preliminary results. |
1981 |