| details |
Ordovician |
Permian |
Zambia |
Utting,J. et al. Acritarchs and other microfossils from a borehole in Western Provence |
1972 |
| details |
Tremadocian |
Middle Caradocian |
USSR(Estonian SSR) |
Grahn,Y. Ordovician chitinozoa from Tallinn, Northern Estonia. |
1984 |
| details |
Osagean |
Meramecian |
Texas |
Cornell,W.C. Chitinozoa and acritarchs from the Las Cruces Limestone (Osagean-Meramecian) |
1987 |
| details |
Wenlockian |
Ludlovian |
Saudi Arabia |
Fauconnier,D. Palynological study of Formations of Tertiary Upper Cretaceous, Devonian, Silurian, and Ordovician intersected in 11 boreholes in Northwestern of Royaume, Saudi Arabia (RS.1717) |
1984 |
| details |
Tremadocian |
Llandoverian |
Italy(Sardinia) |
Del Rio,M. et al. Discovery of chitinozoa from the Laconi Formation |
1978 |
| details |
Arenigian |
Llandoverian |
Canada(NWT) |
Jansonius,J. Classification and stratigraphic application of chitinozoa. |
1970 |
| 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 |
Middle Tremadocian |
Late Siegenian |
Nd |
Combaz,A. Stratigraphy of the chitinozoans. |
1972 |
| details |
Middle Arenigian |
Late Llandoverian |
Nd |
Jansonius,J. Systematics of the chitinozoa. |
1967 |
| details |
Siegenian |
Emsian |
Germany(Rhineland) |
Eschghi,I. et al. The Emsian in the Old Red facies on the northern Side of the Stavelot-Venn Massif, Germany-Belgium. |
1974 |
| details |
Siegenian |
Emsian |
Belgium |
Eschghi,I. et al. The Emsian in the Old Red facies on the northern Side of the Stavelot-Venn Massif, Germany-Belgium. |
1974 |
| details |
Early Arenigian |
Early Llandoverian |
Nd |
Jansonius,J. Systematics of the chitinozoa. |
1966 |
| details |
Llanvirnian |
Caradocian |
France(Aquitaine) |
Paris,F. The Paleozoic Aquitaine Basin-Biostratigraphy by chitinozoans, ostracods and tentaculites. |
1984 |
| details |
Caradocian |
Ashgillian |
France(Gironde) |
Paris,F. Paleozoic lithostratigraphic succession from northern Aquitaine. (In: Section 7. Paleozoic Basin Reserves Under Aquitaine) |
1987 |
| details |
Ordovician |
|
Argentina(La Rioja) |
Volkheimer,W. et al. Ordovician chitinozoas of the Gualcamayo Formation in the type locality southwest of Guandacol, pre-cordillera of Rioja, Reublic of Argentina. |
1978 |
| details |
Ordovician |
|
India |
Viswanathiah,M.N. et al. Scolecodonts and chitinozoa from the Indian Peninsula. |
1980 |
| details |
Ordovician |
|
Africa |
Laufeld,S. Biogeography of Ordovician, Silurian, and Devonian chitinozoans. |
1979 |