| details |
Early Ludlovian |
|
Baltic |
Paris,F. et al. A revised chitinozoan classification |
1999 |
| details |
Early Gothlandian |
|
Kentucky |
Wood,G.D. Acritarchs and chitinozoans from the Plum Creek Shale, Oldham Limestone, and Lulbegrud Shale Members of the Noland Formation (Lower Silurian), Kentucky, USA. |
1986 |
| details |
Early Gothlandian |
|
Saudi Arabia |
Hemer,D.O. Application of palynology in Saudia Arabia. |
1965 |
| details |
Early Devonian |
|
Canada(Ontario) |
Deunff,J. On a microplankton from the Devonian of Canada containing some new types of Hystrichosphaerids. |
1954 |
| details |
Early Arenigian |
Late Strunian |
Nd |
Combaz,A. Stratigraphy of the chitinozoans. |
1972 |
| details |
Devonian |
|
Africa |
Laufeld,S. Biogeography of Ordovician, Silurian, and Devonian chitinozoans. |
1979 |
| details |
Devonian |
|
North America |
Laufeld,S. Biogeography of Ordovician, Silurian, and Devonian chitinozoans. |
1979 |
| details |
Devonian |
|
Asia |
Laufeld,S. Biogeography of Ordovician, Silurian, and Devonian chitinozoans. |
1979 |
| details |
Caradocian |
Late Ludlovian |
Nd |
Jansonius,J. Systematics of the chitinozoa. |
1966 |
| details |
Caradocian |
Ashgillian |
France(Gironde) |
Paris,F. Paleozoic lithostratigraphic succession from northern Aquitaine. (In: Section 7. Paleozoic Basin Reserves Under Aquitaine) |
1987 |
| details |
Ashgillian |
|
Missouri |
Miller,M.A. Chitinozoa. (Principles and Applications. Applications. J.Jansonius and D.C.McGregor, editors.) |
1996 |
| details |
Arenigian |
|
Nd |
Achab,A. et al. Paleobiogeography of Ordovician chitinozoans |
1988 |