details |
Ordovician |
Silurian |
China(Tibet) |
Xing,Y. A discovery of micropalaeophyta, chitinozoa and scolecodonts from Ordovician and Silurian in Keping, Xinjiang. |
1986 |
details |
Ludlovian |
Pridolian |
Czechoslovakia |
Paris,F. et al. Chitinozoan biostratigraphy of the Ludlovian-Pridolian boundary in the Barrandian area. |
1981 |
details |
Ashgillian |
Middle Frasnian |
Nd |
Jansonius,J. Systematics of the chitinozoa. |
1966 |
details |
Early Llandoverian |
Late Famennian |
Nd |
Combaz,A. Stratigraphy of the chitinozoans. |
1972 |
details |
Silurian |
Late Devonian |
Algeria |
de Jekhowsky,B. Organic microfossils (spores, hystrichospheres, chitinozoans, etc.), of the Saharan Pre-Quaternary |
1965 |
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 |
Ashgillian |
Famennian |
Canada(NWT) |
Jansonius,J. Classification and stratigraphic application of chitinozoa. |
1970 |
details |
Late Caradocian |
Early Frasnian |
Nd |
Jansonius,J. Systematics of the chitinozoa. |
1967 |
details |
Late Llandeilian |
Caradocian |
France(Manche) |
Doubinger,J. et al. The presence of an Ordovician series in the Montmartin-sur-Mer (Manche) Syncline. |
1966 |
details |
Early Silurian |
|
Alabama |
Chaiffetz,M.S. Preservational effects of pyrite crystals on chitinozoans from the Lower Silurian Red Mountain Formation, northeast Alabama, USA. |
1978 |
details |
Nd |
|
Nd |
Cramer,F.H. et al. Iberian chitinozoans |
1978 |
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 |
Silurian |
|
Ireland |
Smith,D.G. The distribution of Trilete spores in Irish Silurian Rocks. |
1979 |
details |
Silurian |
|
Ireland |
Smith,D.G. Progress in Irish Lower Palaeozoic palynology. |
1981 |
details |
Nd |
|
Nd |
Taugourdeau,P. Several systematic attributes proposed for chitinozoa. |
1981 |
details |
Pridolian |
|
Libya |
Jaglin,J.-C. et al. A case of Teratology in chitinozoans of the Pridolian of Libya |
1984 |
details |
Middle Devonian |
|
France(Finistere) |
Deunff,J. On one series of acritarchs of the Middle Devonian of Finistere. |
1965 |