| original |
Frasnian |
|
Australia(W.Australia) |
Playford,G. Late Devonian acritarch from the Gneudna Formation in the Western Carnarvon Basin, Western Australia. |
1981 |
| details |
Middle Givetian |
Early Frasnian |
Australia(W.Australia) |
Colbath,G.K. Devonian, (Givetian-Frasnian) organic-walled phytoplankton from the Limestone Billy Hills, Reef complex, Canning Basin, Western Australia. |
1990 |
| details |
Frasnian |
|
Nd |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |