| details |
Richmondian |
|
Missouri |
Wicander,R. et al. Stratigraphy and paleogeographic significance of an Upper Ordovician acritarch flora from the Maquoketa Shale, Northeastern Missouri, USA |
1999 |
| details |
Llanvirnian |
|
Saudi Arabia |
Molyneux,S.G. et al. Palynology of a problematic lower Palaeozoic lithofacies in the central Arabian Basin, Saudi Arabia. |
2000 |
| details |
Late Llandoverian |
|
China(Zhejiang) |
Yin,L. et al. Palynomorphs from the transitional sequences between Ordovician and Silurian of northwestern Zhejiang, South China. |
2000 |
| details |
Llanvirnian |
Ashgillian |
Iran |
Ghavidel-Syooki,M. Palynostratigraphy and paleobiogeography of the Lower Paleozoic sequence in the northeastern Alborz Range (Kopet-Dagh Region) of Iran. |
2001 |
| details |
Ashgillian |
Llandoverian |
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 |
Llanvirnian |
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 |
|
Iran |
Ghavidel-Syooki,M. Palynostratigraphy and Paleogeoraphy of Lower Paleozoic Strata at Kuh-e-Boghou, Southwest of Kashmar City, at Eastern Central Iran |
2003 |
| details |
Llandoverian |
Early Wenlockian |
Iran |
Ghavidel-Syooki,M. Palynostratigraphy and Paleogeoraphy of Lower Paleozoic Strata at Kuh-e-Boghou, Southwest of Kashmar City, at Eastern Central Iran |
2003 |