| details |
Hirnantian |
Rhuddanian |
Argentina(Salta) |
Vergel,M.D.M. et al. Ordovician palynomorphs of Argentina: An integrated approach. (Aspects of the Ordovician System in Argentina.) |
2002 |
| details |
Late Aeronian |
Early Telychian |
China(Guizhou) |
Li,J. et al. Planktonic algal microfossils from Early Silurian of northern Guizhou, South China |
1999 |
| details |
Early Arenigian |
|
Argentina(Salta) |
Rubinstein,C.V. et al. Acritarch biostratigraphy from the Upper Tremadoc - Arenig of the Eastern Cordillera. relationship with graptolite and trilobite fauna. |
1998 |
| details |
Ordovician |
|
China(Anhwei) |
Chen,G. et al. Discovery and research of palaeontological fossils from the metamorphic rock area in South Anhui. |
1998 |
| details |
Nd |
|
Nd |
Guti©rrez,P.R. et al. Deusilites tenuistriatus, sp.nov., (Acritarch), from the Lower Permian of the Chacoparanense Basin, (Argentina). |
1997 |
| details |
Nd |
|
Nd |
Guti©rrez,P.R. et al. Deusilites tenuistriatus, sp.nov., (acritarch), from the Lower Permian of the Chacoparaenense Basin (Argentina). |
1997 |
| details |
Arenigian |
|
China(Szechwan) |
Brocke,R. Evaulation of the Ordovician acritarch genus Ampullula Righi |
1997 |
| details |
Late Cambrian |
|
USSR(Moscow) |
Volkova,N.A. Cambrian acritarchs; from the Moscow Syneclise |
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 |
Late Llandoverian |
Early Wenlockian |
Argentina(Salta) |
Rubinstein,C.V. Silurian acritarchs from South America: A review. |
1996 |
| details |
Caradocian |
Ludlovian |
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 |
Ludlovian |
|
Argentina |
Rubinstein,C.V. Acritarchs from the Upper Silurian of Argentina:Their relationship with Gondwana |
1995 |
| details |
Late Llandoverian |
Wenlockian |
North America |
Le H©riss©,A. Biogeography of upper Llandovery and Wenlock acritarchs. |
1995 |
| details |
Late Llandoverian |
Wenlockian |
Sweden(Gotland) |
Le H©riss©,A. Biogeography of upper Llandovery and Wenlock acritarchs. |
1995 |
| details |
Late Llandoverian |
Wenlockian |
Greenland |
Le H©riss©,A. Biogeography of upper Llandovery and Wenlock acritarchs. |
1995 |
| details |
Late Llandoverian |
Wenlockian |
Belgium |
Le H©riss©,A. Biogeography of upper Llandovery and Wenlock acritarchs. |
1995 |
| details |
Late Ludlovian |
Early Pridolian |
Argentina(San Juan) |
Rubinstein,C.V. Acritarchs from the Upper Silurian of San Juan, Argentina: Biostratigraphy and palaeobiogeography. (In: Contributions to Acritarch and Chitinozoan Research. S.G.Molyneux and K.J.Doring, editors) |
1993 |