| details |
Middle Llandoverian |
|
Argentina(San Juan) |
Pжthe de Baldis,E.D. Acritarchs from the Early to Middle Llandoverian Don Braulio Formation of the eastern Precordillera of San Juan Province, Argentina |
1997 |
| details |
Late Givetian |
|
Iowa |
Wicander,R. et al. The use of microphytoplankton and chitinozoans from interpretin transgressive/regressive cycles in the Rapid Member of the Ceda Valley Formation (Middle Devonian), Iowa. |
1997 |
| details |
Late Llandoverian |
Early Wenlockian |
Turkey |
Miller,M.A. et al. Early Silurian acritarchs and prasinophytes from the subsurface of southeastern Turkey. |
1998 |
| details |
Early Silurian |
Middle Silurian |
Iran |
Ghavidel-Syooki,M. Acritarch biostratigraphy and palaeogeography of Lower Palaeozoic rock units at Southwestern Kashmar City, Central Iran. |
1998 |
| details |
Middle Rhuddanian |
|
Saudi Arabia |
Le H©riss©,A. Characteristics of the acritarch recovery in the early Silurian of Saudi Arabia. |
2000 |
| details |
Llandoverian |
|
Iran |
Ghavidel-Syooki,M. Palynostratigraphy and paleobiogeography of the Lower Paleozoic sequence in the northeastern Alborz Range (Kopet-Dagh Region) of Iran. |
2001 |
| details |
Late Ludlovian |
Middle Pridolian |
Libya |
Le H©riss©,A. Paleoecology, biostratigraphy and biogeography of late Silurian to early Devonian acritarchs and prasinophycean phycomata in well A161, Western Libya, North Africa |
2002 |