| original |
Visean |
|
Australia(Queensland) |
Playford,G. Lower Carboniferous spores from the Ducabrook Formation, Drummond Basin, Queensland. |
1978 |
| details |
Visean |
|
Australia(Queensland) |
Playford,G. Two new genera of trilete sporae dispersae from the Lower Carboniferous of Queensland. |
1983 |
| details |
Visean |
|
Australia(W.Australia) |
Playford,G. et al. Lower Carboniferous (Visean) spores of the Bonaparte Gulf Basin, Northwestern Australia. Part I. |
1985 |
| details |
Visean |
|
Australia |
Playford,G. Palynology of the Australian Lower Carboniferous-a review |
1985 |
| details |
Visean |
|
Australia(Queensland) |
Ravn,R.L. Palynostratigraphy of the Lower and Middle Pennsylvanian Coals of Iowa |
1986 |
| details |
Visean |
|
Australia(Queensland) |
Playford,G. Early Carboniferous miospores from GSQ Clarke River 3-4R and 5, North Queensland. |
1988 |
| details |
Early Carboniferous |
|
Australia |
Playford,G. Australian Lower Carboniferous miospores relevant to extra-Gondwanic correlations; an evaluation. |
1990 |
| details |
Visean |
|
Australia(Queensland) |
Ravn,R.L. Miospores of the Kekiktuk Formation (Lower Carboniferous), Endicott Field Area, Alaska North Slope. |
1991 |
| details |
Middle Frasnian |
|
England(Cornwall) |
Selwood,E.B. et al. A revision of the Upper Paleozoic stratigraphy of the Trevone Basin, North Cornwall, and its regional significance. |
1993 |