| details |
Nd |
|
Nd |
Downie,C. et al. Dinoflagellates, Hystrichospheres, and the classification of the acritarchs. |
1963 |
| details |
Nd |
|
Nd |
Deflandre,G. et al. Notes on the acritarchs. |
1963 |
| details |
Algonkian |
|
Czechoslovakia |
KonzalovЎ,M. Acanthomorph acritarchs from the Bohemian Upper Proterozoic. |
1974 |
| details |
Cambrian |
|
Canada(Arctic) |
Walton,H.S. Proterozoic and Cambrian acritarchs value in Canadian exploration. |
1979 |
| details |
Cambrian |
|
Canada(Arctic) |
Walton,H.S. Proterozoic and Cambrian acritarchs value in Canadian exploration. |
1979 |
| details |
Early Cambrian |
|
Canada(NWT) |
Walton,H.S. Cryptarcha and acritarcha from Late Proterozoic and Cambrian strata of the NWT, Canada. Colville Lake area, District of Mackenie. |
1980 |
| details |
Cambrian |
Tremadocian |
Italy |
Sassi,F.P. et al. Acritarch dating of Phyllites in the Agordo area (South-Alpine Basement of the eastern Alps, Italy). |
1984 |