| details |
Middle Devonian |
|
Arizona |
Teichert,C. et al. A Middle or Lower Devonian Psilophyte flora from Central Arizona and its paleogeographic signifi-Cance. |
1958 |
| details |
Carboniferous |
Permian |
Australia(Tasmania) |
Johnson,J.H. et al. Studies of Devonian algae. |
1958 |
| details |
Devonian |
Carboniferous |
Nd |
Schopf,J.M. "Spores" and problematic plants Commonly regarded as Marine. |
1957 |
| details |
Devonian |
Mississippian |
Nd |
Schopf,J.M. et al. An annotated synopsis of Paleozoic fossil spores and the definition of generic groups. |
1944 |
| details |
Devonian |
|
North America |
Wilson,L.R. Spores and pollen as microfossils. |
1944 |
| details |
Devonian |
|
South America |
Wilson,L.R. Spores and pollen as microfossils. |
1944 |
| details |
Devonian |
|
Europe |
Wilson,L.R. Spores and pollen as microfossils. |
1944 |
| details |
Devonian |
|
Australia |
Wilson,L.R. Spores and pollen as microfossils. |
1944 |