| details |
Ashgillian |
|
Libya |
Abuhmida,F. et al. Palynostratigraphy and paleoenvironmental study of Middle and Upper Ordovician sequences in NW Sirt Basin, Libya. (In: Ordovician from the Andes. G.L.Albanesi,M.S.Beresi,S.H.Peralta,editors) |
2003 |
| details |
Ashgillian |
Early Llandoverian |
Poland |
Masiak,M. et al. Ordovician-Silurian boundary in the Bardo Syncline, Holy Cross Mountains, Poland - New data on fossil assemblages and sedimentary succession. |
2003 |
| details |
Ashgillian |
Early Llandoverian |
Poland |
Masiak,M. et al. Ordovician-Silurian boundary in the Bardo Syncline, Holy Cross Mountains, Poland-new data on fossil assemblages and sedimentary succession. |
2003 |
| details |
Arenigian |
|
China(Hupei) |
Lu,L.-C. Acritarchs from the Dawan Formation (Arenigian) of Huanghuachang in Yichang, western Hubei. |
1987 |
| details |
Arenigian |
Llandeilian |
Belgium |
Martin,F. Acritarchs of Sart-Bernard (Belgian Ordovician) |
1965 |
| details |
Arenigian |
|
Algeria |
Deunff,J. et al. Palynoplanktonic correlation in the Cambro-Ordovician of the Sahara |
1961 |
| details |
Arenigian |
Llandeilian |
Belgium |
Servais,T. Contribution to the stratigraphy of the Ordovician Rigenee Formation (Brabant Massif, Belgium) with a preliminary study on acritarchs. |
1991 |
| details |
Arenigian |
|
Colombia |
Thery,J.-M. et al. Discovery of Arenigian acritarchs from Araracuara, (Caqueta-Colombia). Reinterpretation of the Saliente del Vaupes Area. |
1986 |
| details |
Arenigian |
|
Pakistan |
Tongiorgi,M. et al. Palynological dating (Arenig) of the sedimentary sequence overlying the Ishkarwaz Granite (Upper Yarkhun Valley, Chitral, Pakistan). |
1994 |
| details |
Arenigian |
Ashgillian |
China(Hupei) |
Tongiorgi,M. et al. Arenigian acritarchs from the Daping section (Yangtze Gorges area, Hubei Province, southern China) and their palaeogeographic significance. |
1995 |
| details |
Arenigian |
|
China(Szechwan) |
Brocke,R. Evaulation of the Ordovician acritarch genus Ampullula Righi |
1997 |
| details |
Arenigian |
Early Llanvirnian |
Pakistan |
Quintavalle,M. et al. Lower to Middle Ordovician acritarchs and chitinozoans from northern Karakorum Mountains, Pakistan. |
2000 |
| details |
Arenigian |
|
Argentina(La Rioja) |
Rubinstein,C.V. Ordovician acritarchs from northwestern Argentina: new insights into the biostratigraphy and paleonvironmental aspects of the Central Andean Basin and Famatina. (In: Ordovician from the Andes. G.L.Albanesi,M.S.Beresi,S.H.Peralta,editors) |
2003 |
| details |
Arenigian |
|
Germany(Saxony) |
Marek,J. et al. Revision of trilobites of the Griffelschiefer Formation (Ordovician, Schwarzburg anticline, Germany): preliminary results |
2003 |
| details |
Aptian |
|
Brazil(Maranhao) |
de Lima,M.R. Palynology of the Codo Formation, Region of Codo, Maranhao. |
1982 |
| details |
Aptian |
|
Canada(Eastern Offshore) |
Allen,R.P. Palynology of the Lower Cretaceous Naskapi Shale, Scotian Shelf. |
1977 |
| details |
Aptian |
Early Albian |
India(Madras) |
Jain,K.P. et al. Palynology of Dalmiapuram grey shale, Dalmiapuram Formation, District Trichinopoly, south India -1. Taxonomy. |
1973 |