| details |
Arenigian |
Llanvirnian |
Morocco |
Marhoumi,M.R. et al. The microfossils, (chitinozoans and acritarchs) of the Schists of Tazekka, western Morocco. |
1982 |
| details |
Llanvirnian |
Llandeilian |
Spain |
Fombella,M.A. et al. New palynological results from the Oville Formation at Southwest Vozmediano, Leon (northwestern Spain). (In: Commision Internationale De |
1996 |
| details |
Early Tremadocian |
Late Ashgillian |
Nd |
Combaz,A. Stratigraphy of the chitinozoans. |
1972 |
| details |
Early Arenigian |
Early Llandoverian |
Nd |
Jansonius,J. Systematics of the chitinozoa. |
1966 |
| details |
Early Arenigian |
Early Llandoverian |
Nd |
Jansonius,J. Systematics of the chitinozoa. |
1967 |
| details |
Arenigian |
Ashgillian |
Canada(NWT) |
Jansonius,J. Classification and stratigraphic application of chitinozoa. |
1970 |
| details |
Arenigian |
Ashgillian |
Nd |
Jansonius,J. Classification and stratigraphic application of chitinozoa. |
1970 |
| details |
Ordovician |
|
Africa |
Laufeld,S. Biogeography of Ordovician, Silurian, and Devonian chitinozoans. |
1979 |
| details |
Ordovician |
|
Europe |
Laufeld,S. Biogeography of Ordovician, Silurian, and Devonian chitinozoans. |
1979 |
| details |
Ordovician |
|
USA |
Laufeld,S. Biogeography of Ordovician, Silurian, and Devonian chitinozoans. |
1979 |
| details |
Devonian |
|
Yugoslavia |
Pantic,N.K. Palynological dating of metamorphic rocks from Central and South-East Europe and geological implications. |
1979 |
| details |
Tremadocian |
|
Spain |
Fombella Blanco,M.A. Chitinozoans from the Oville Formation, Tremadocian of the Province of Leon. |
1982 |
| details |
Nd |
|
Nd |
Taugourdeau,P. Several systematic attributes proposed for chitinozoa. |
1981 |
| details |
Early Tremadocian |
|
Spain |
Fombella Blanco,M.A. Diachronism and palynology of the Cambrian-Ordovician transition of the Province of Leon, northern Spain |
1986 |
| details |
Silurian |
|
Yugoslavia |
Pantic,N.K. The importance of paleopalynological investigation of metamorphic rocks in central and southeastern Europe |
1975 |
| details |
Early Ordovician |
|
Scandinavia |
Achab,A. et al. Paleobiogeography of Ordovician chitinozoans |
1988 |
| details |
Early Ordovician |
|
Canada(Quebec) |
Achab,A. et al. Paleobiogeography of Ordovician chitinozoans |
1988 |