| details |
Llandoverian |
Wenlockian |
Paraguay |
Wood,G.D. et al. Chitinozoans and microplankton from the Silurian Vargas Pena Shale, (Itacurubi Group) Chaco Basin, Paraguay. |
1988 |
| details |
Ludlovian |
Pridolian |
Czechoslovakia |
Paris,F. et al. Chitinozoan biostratigraphy of the Ludlovian-Pridolian boundary in the Barrandian area. |
1981 |
| details |
Early Devonian |
Middle Devonian |
Romania |
Dimitrescu,R. Early Caledonian event in the Pre-Alpine metamorphic sequences the Romanian Carpathians |
1985 |
| details |
Osagean |
Meramecian |
Texas |
Cornell,W.C. Chitinozoa and acritarchs from the Las Cruces Limestone (Osagean-Meramecian) |
1987 |
| details |
Late Caradocian |
Late Strunian |
Nd |
Combaz,A. Stratigraphy of the chitinozoans. |
1972 |
| details |
Middle Llandoverian |
Late Famennian |
Nd |
Jansonius,J. Systematics of the chitinozoa. |
1967 |
| details |
Early Llandoverian |
Frasnian |
Brazil(Amazonas) |
Lange,F.W. Biostratigraphic subdivisions and revision of the Silurian-Devonian column of the Lower Amazon Basin. |
1967 |
| details |
Middle Llandoverian |
Famennian |
Nd |
Jansonius,J. Systematics of the chitinozoa. |
1966 |
| details |
Llandoverian |
Famennian |
Canada(NWT) |
Jansonius,J. Classification and stratigraphic application of chitinozoa. |
1970 |
| original |
Late Llandoverian |
Early Wenlockian |
Belgium |
Verniers,J. The Silurian chitinozoa of the Mehaigne area (Brabant Massif, Belgium). |
1982 |
| details |
Late Llandoverian |
Early Wenlockian |
Indiana |
Wood,G.D. Paleoecologic and biostratigraphic significance of chitinozoans and microplankton from the Lower Silurian Osgood Member of the Salamonite Dolomite, Indiana and Kentucky, USA. |
1988 |
| details |
Late Llandoverian |
Early Wenlockian |
Kentucky |
Wood,G.D. Paleoecologic and biostratigraphic significance of chitinozoans and microplankton from the Lower Silurian Osgood Member of the Salamonite Dolomite, Indiana and Kentucky, USA. |
1988 |
| details |
Late Llandoverian |
Early Gedinnian |
Spain |
Cramer,F.H. Chitinozoans of a composite section of Upper Lland overian to Basal Lower Gedinnian sediments in Nort Hern Leon, Spain. a Prelimnary report. |
1966 |
| details |
Late Gothlandian |
Early Devonian |
USSR |
Laufeld,S. Chitinozoans. |
1977 |
| details |
Late Gothlandian |
Early Devonian |
Czechoslovakia |
Laufeld,S. Chitinozoans. |
1977 |
| details |
Silurian |
Devonian |
Africa |
Laufeld,S. Biogeography of Ordovician, Silurian, and Devonian chitinozoans. |
1979 |
| details |
Silurian |
Devonian |
Europe |
Laufeld,S. Biogeography of Ordovician, Silurian, and Devonian chitinozoans. |
1979 |