| details |
Tremadocian |
|
USSR(Leningrad) |
Timofeev,B.V. Proterozoic and early microfossils. (In: Mikrofossilii Drevneishikh Otlozhenii. T.F.Vozzhennikova and T.B.Timofeev, editors) |
1973 |
| details |
Spathian |
|
China(Kiangsu) |
Huang,P. Early Triassic sporopollen and acritarchs in Suburbs of Nanjing |
1991 |
| details |
Silurian |
|
France(Bretagne) |
Moreau-Benoit,A. Palynological and planktonic research on the Devonian and some Silurian formations of the southeast Massif Armoricain. |
1974 |
| original |
Sakmarian |
|
India(Tamil Nadu) |
Venkatachala,B.S. et al. Occurrence of Permian palynofossils in the Chingleput area, Polar Basin. |
1973 |
| details |
Ordovician |
|
Canada(Manitoba) |
McGregor,D.C. et al. Fossils of the Ordovician Red River Formation (Cat Head Member)0 1. palynomorphs of the Ordo Vician Cat Head Member, Lae Winnipeg, Manitoba |
1971 |
| 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 |
Middle Devonian |
|
Canada(Ontario) |
Eley,B.E. et al. Cherts of Southern Ontario |
1989 |
| details |
Ludlovian |
Early Downtonian |
Libya |
Al-Ameri,T.K. Acid resistant microfossils used in the determination of Paleozoic palaeoenvironments in Libya. |
1983 |
| details |
Ludlovian |
|
Argentina |
Rubinstein,C.V. Acritarchs from the Upper Silurian of Argentina:Their relationship with Gondwana |
1995 |
| details |
Llanvirnian |
Llandeilian |
Libya |
Deunff,J. et al. Cambrian to Ordovician palynology and stratigraphy (Northwest Libya). |
1975 |
| details |
Llanvirnian |
Baoto |
China(Szechwan) |
Lai,C.-G. et al. Restudy on Ordovician of Southern Shaanxi-Northern Sichuan areas. |
1990 |
| details |
Llanvirnian |
Baoto |
China(Shansi) |
Lai,C.-G. et al. Restudy on Ordovician of Southern Shaanxi-Northern Sichuan areas. |
1990 |
| 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 |
| details |
Late Llandoverian |
|
Canada(Gaspe Area) |
Achab,A. Palynostratigraphic study of several Layers of Silurian Formations of the Lac Matapedia Cyncline |
1975 |
| details |
Late Llandoverian |
|
USSR(Krasnoyarsk Kray) |
Sheshegova,L.I. The acritarchs of the Silurian of the northern Siberian Platform |
1984 |