| original |
Early Cambrian |
|
Antarctica |
Korotkevich,E.S. et al. The age of the east Antarctic rocks. |
1959 |
| details |
Westphalian B |
|
Antarctica |
Timofeev,B.V. A small palyeontological theodolite table. (A new method of research into fossil microplankton). (In: Collected Palaentological Papers) |
1962 |
| details |
Nd |
|
Nd |
Downie,C. et al. Bibliography and index of fossil dinoflagellates and acritarchs. |
1965 |
| details |
Middle Cambrian |
|
Nd |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |