| details |
Early Cambrian |
|
Greenland |
Vidal,G. et al. Acritarchs from the Buen Formation (Lower Cambrian) North Greenland. (In: Cambrian-Jurassic fossils, Trace fossils and stratigraphy from Greenland. J.S.Peel, editor) |
1988 |
| details |
Early Cambrian |
|
USSR(Kazakh SSR) |
Sergeev,V.N. et al. Microbiota in Lower Cambrian Phosphorite of Karatau, Southern Kazakhstan |
1989 |
| details |
Precambriam |
Cambrian |
Kazakstan |
Sergeeva,V.N. Microfossils from transitional Precambrian - Phanerozoic strata of Central Asia. |
1989 |
| details |
Devonian |
|
Nd |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |
| details |
Early Cambrian |
|
Nd |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |
| details |
Late Cretaceous |
|
Nd |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |
| details |
Early Cambrian |
|
England(Shropshire) |
Wright,A.E. et al. The Lower Cambrian Wrekin Quartzite and age of its unconformity on the Ercall Granophyre |
1993 |
| details |
Middle Tommotian |
|
USSR(Yakut ASSR) |
Vidal,G. et al. Constraints of the Early Cambrian radiation and correlation of the Mmotian and Newmakit-Daldynian regional stages of eastern Siberia. |
1995 |
| details |
Late Vendian |
Cambrian |
USSR(Yakut ASSR) |
Faizullin,M.S. Role of Third complex microfossils from biostratigraphy of the Vendian-Cambrian deposits of the Siberian Platform |
1996 |
| details |
Nd |
|
Nd |
Williams,G.L. et al. The Lentin and Williams Index of Fossil Dinoflagellates.1998 Edition. |
1998 |