| details |
Early Cambrian |
|
Sweden |
Moczydlowska,M. et al. Biochronology of the autochthonous Lower Cambrian in the Laisvall-Storuman Area, Swedish Caledonides. |
2001 |
| details |
Botomian |
|
Australia(S.Australia) |
Jago,J.B. et al. Correlation within early Palaeozoic basins of eastern South Australia. |
2002 |
| details |
Early Cambrian |
Middle Cambrian |
Canada(Quebec) |
Lavoie,D. et al. Stratigraphic framework for the Cambrian-Ordovician rift and passive margin successions from southern Quebec to western Newfoundland. |
2003 |