details |
Middle Llandoverian |
|
Paraguay |
Wood,G.D. et al. Distinctive Silurian chitinozoans from the Itacurubi Group (Bargas Pena Shale), Chaco Basin, Paraguay. |
1991 |
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 |
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 |
Givetian |
|
Iowa |
Wicander,R. et al. Acritarchs, spores and chitinozoans from the Middle Devonian, (Givetian), Rapid Member of the Cedar Valley Formation, Iowa, U.S. |
1984 |
details |
Late Sinian |
|
China(Hunan) |
Wang,Y. et al. Stratigraphic types and characteristics of Sinian in Hunan, Guizhou and Gangsi. (In: Proceedings of the Conference:Research on Precambrian Geology;Sinian Suberathen in China.) |
1980 |
details |
Late Sinian |
|
China(Kweichow) |
Wang,Y. et al. Stratigraphic types and characteristics of Sinian in Hunan, Guizhou and Gangsi. (In: Proceedings of the Conference:Research on Precambrian Geology;Sinian Suberathen in China.) |
1980 |
details |
Late Sinian |
|
China(Kwangsi) |
Wang,Y. et al. Stratigraphic types and characteristics of Sinian in Hunan, Guizhou and Gangsi. (In: Proceedings of the Conference:Research on Precambrian Geology;Sinian Suberathen in China.) |
1980 |
details |
Ordovician |
|
India |
Viswanathiah,M.N. et al. Scolecodonts and chitinozoa from the Indian Peninsula. |
1980 |
details |
Devonian |
|
Iowa |
Urban,J.B. Some new chitinozoans from the Cedar Valley Formation of Iowa. |
1970 |
details |
Nd |
|
Nd |
Taugourdeau,P. Several systematic attributes proposed for chitinozoa. |
1981 |
details |
Nd |
|
Nd |
Tappan,H. Chitinozoan classification. |
1966 |
details |
Llandoverian |
|
Ireland |
Smith,D.G. Progress in Irish Lower Palaeozoic palynology. |
1981 |
details |
Llanvirnian |
Early Llandeilian |
Morocco |
Rahmani,K. Palynological study of the Paleozoic in the Region of Rabat, dating the Ordovician. |
1979 |
details |
Late Ordovician |
|
India |
Prasad,K.N. Review of Precambrian microfossils from Peninsular India. (In: Stromatolites, Characteristics and Utility) |
1980 |
details |
Caradocian |
|
Sweden |
Paris,F. et al. A revised chitinozoan classification |
1999 |
details |
Nd |
|
Nd |
Paris,F. et al. A revised chitinozoan classification |
1999 |