| 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 |
| original |
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 |
Early Morrowan |
|
Argentina(Salta) |
di Pasquo,M. The Crassispora kosankei-Cystoptychus azcuyi Palynozone of the Upper Carboniferous Tupambi Formation, Tarija Basin, northern Argentina. |
2002 |