| details |
Silurian |
|
Belgium |
Sarjeant,W.A.S. et al. The Micrhystridium and Veryhachium Complexes (Acritarcha: Acanthomorphitae and Polygonomorphitae): A taxonomic reconsideration. |
1994 |
| details |
Gedinnian |
Early Tournaisian |
Iran |
Ghavidel-Syooki,M. Biostratigraphy and paleo-biogeography of some Paleozoic rocks at Zagros and Alborz Mountains. |
1994 |
| details |
Nd |
|
Nd |
Stancliffe,R.P.W. et al. The acritarch genus Veryhachium Deunff,1954, emend., Sarjeant and Stancliffe,1994: A taxonomic restudy and a reassessment of its constituent species. |
1994 |
| details |
Caradocian |
Ashgillian |
E.Germany(Karl Marx) |
Heuse,T. Upper Ordovician acritarchs from the Frankenberger Zwischengebirge (Saxony) eastern Germany |
1994 |
| details |
Ludlovian |
Pridolian |
Argentina |
Rubinstein,C.V. Acritarchs from the Upper Silurian of Argentina:Their relationship with Gondwana |
1995 |
| details |
Middle Frasnian |
Late Frasnian |
Iran |
Ghavidel-Syooki,M. Palynostratigraphy and palaeogeography of a Palaeozoic sequence in the Hassanakdar area, Central Alborz Range, Northern Iran. |
1995 |
| details |
Nd |
|
Nd |
Molyneux,S.G. et al. Paleozoic phytoplankton. (Principles and Applications. Applications. J.Jansonius and D.C.McGregor, editors.) |
1996 |
| details |
Caradocian |
Wenlockian |
Nepal |
Sinha,H.N. et al. Record of Prolific and Indubitable acritarchs from the Lower Paleozoic strata of the Tethyan Garhwal Himalaya and age implication |
1996 |
| details |
Caradocian |
Early Llandoverian |
India(Himachal Pradesh) |
Sinha,H.N. et al. Taxonomy of Veryhachium complex from the Lower Paleozoic marine sediments of Tethyan Garhwal Himalaya, and their environmental significance. |
1996 |
| details |
Frasnian |
|
Iran |
Hashemi,H. et al. Upper Devonian palynomorphs of the Shishtu Formation, Central I Basin, East-Central Iran |
1998 |
| details |
Early Carboniferous |
|
Argentina(La Rioja) |
C©sari,S.N. et al. Palynostratigraphy of upper Paleozoic sequences in central-western Argentina. |
2000 |
| details |
Early Carboniferous |
|
Argentina(Mendoza) |
C©sari,S.N. et al. Palynostratigraphy of upper Paleozoic sequences in central-western Argentina. |
2000 |
| details |
Early Carboniferous |
|
Argentina(San Luis) |
C©sari,S.N. et al. Palynostratigraphy of upper Paleozoic sequences in central-western Argentina. |
2000 |
| details |
Early Carboniferous |
|
Argentina(San Juan) |
C©sari,S.N. et al. Palynostratigraphy of upper Paleozoic sequences in central-western Argentina. |
2000 |
| details |
Early Chesterian |
|
Alabama |
Zhou,Y.-Z. et al. Early Chesterian spores from northwestern Alabama, U.S.A. |
2001 |
| details |
Ashgillian |
|
Poland |
Kremer,B. Acritarchs from the Upper Ordovician of southern Holy Cross Mountains, Poland. |
2001 |
| details |
Ashgillian |
|
Poland |
Kremer,B. Acritarchs from the Upper Ordovician of southern Holy Cross Mountains, Poland. |
2001 |