| details |
Arenigian |
|
Algeria |
Paris,F. et al. A revised chitinozoan classification |
1999 |
| 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 |
Nd |
|
Nd |
Miller,M.A. Chitinozoa. (Principles and Applications. Applications. J.Jansonius and D.C.McGregor, editors.) |
1996 |
| details |
Nd |
|
Nd |
Achab,A. et al. New morphological characters observed in the order Operculatifera and their implications for the Suprageneric chitinozoan classification |
1993 |
| 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 |
| details |
Early Ordovician |
|
Spitsbergen |
Achab,A. et al. Paleobiogeography of Ordovician chitinozoans |
1988 |
| details |
Early Ordovician |
|
Australia |
Achab,A. et al. Paleobiogeography of Ordovician chitinozoans |
1988 |
| details |
Early Ordovician |
|
Nd |
Achab,A. Provincialism of Ordovician chitinozoans. |
1988 |
| 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 |
Tremadocian |
|
Spain |
Fombella Blanco,M.A. Chitinozoans from the Oville Formation, Tremadocian of the Province of Leon. |
1982 |
| details |
Arenigian |
Llanvirnian |
Morocco |
Marhoumi,M.R. et al. The microfossils, (chitinozoans and acritarchs) of the Schists of Tazekka, western Morocco. |
1982 |
| details |
Nd |
|
Nd |
Taugourdeau,P. Several systematic attributes proposed for chitinozoa. |
1981 |
| 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 |