details |
Ordovician |
|
China(Szechwan) |
Zhen,Y. Ordovician-Lower Silurian chitinozoa from Southwestern China |
1984 |
details |
Ordovician |
|
China(Kweichow) |
Zhen,Y. Ordovician-Lower Silurian chitinozoa from Southwestern China |
1984 |
details |
Late Arenigian |
Early Llanvirnian |
China(Kweichow) |
Zhen,Y. The biostratigraphical significance of the Chitino Zoans from the Meitan Formation at Honghuayuan Northern Guizhou. |
1985 |
details |
Llanvirnian |
Llandeilian |
England(Cumberland) |
Wadge,A.J. et al. A probable Didymograptus murchisoni zone fauna from the Lake District. |
1969 |
details |
Llanvirnian |
Llandeilian |
England(Cumberland) |
Wadge,A.J. et al. A probable Didymograptus murchisoni zone fauna from the Lake District. |
1969 |
details |
Llandoverian |
|
Argentina(San Juan) |
Volkheimer,W. et al. Lowermost Silurian chitinozoa from the Sierra de Villicum, San Juan, Argentina. |
1980 |
details |
Middle Caradocian |
Middle Ashgillian |
Baltic Sea |
Vecoli,M. et al. Quantitative evaluation of microplankton palaeobiogeography in the Ordovician-Early Silurian of the northern Trans European Suture Zone: implications for the timing of the Avalonia-Baltica collision. |
2001 |
details |
Middle Caradocian |
Middle Ashgillian |
Germany(Rostock) |
Vecoli,M. et al. Quantitative evaluation of microplankton palaeobiogeography in the Ordovician-Early Silurian of the northern Trans European Suture Zone: implications for the timing of the Avalonia-Baltica collision. |
2001 |
details |
Ordovician |
|
USSR(Russian Platform) |
Umnova,N.I. Ordovician and Silurian chitinozoa from the northern part of the Russian Platform. |
1981 |
details |
Early Ordovician |
Middle Ordovician |
USSR(Russian Platform) |
Umnova,N.I. Structural types of the Prosome and Operculum in the chitinozoa and their association with genera and species. |
1976 |
details |
Middle Arenigian |
Late Arenigian |
Morocco |
Soufiane,A. et al. Chitinozoa assemblages from the Ordovician Tadla Basin, Morocco. |
1993 |
details |
Ordovician |
|
Ireland |
Smith,D.G. Progress in Irish Lower Palaeozoic palynology. |
1981 |
details |
Middle Caradocian |
|
Belgium |
Samuelsson,J. et al. Ordovician chitinozoan biozonation of the Brabant Massif, Belgium. |
2000 |
details |
Llandoverian |
|
Argentina(San Juan) |
Rubinstein,C.V. Palynological investigations in the Lower Paleozoic of Argentina |
1993 |
details |
Caradocian |
|
France(Normandie) |
Robardet,M. et al. New paleontologic data and Caradocian age of the Pont-de-Caen Formation, (Southern Normandy). |
1972 |
details |
Caradocian |
|
France(Manche) |
Robardet,M. et al. The Pont-de-Caen Formation (Carodocian) in the Domfront and Sees Synclines (Normandy). |
1972 |
details |
Late Arenigian |
|
Pakistan |
Quintavalle,M. et al. Lower to Middle Ordovician acritarchs and chitinozoans from northern Karakorum Mountains, Pakistan. |
2000 |