| details |
Middle Famennian |
|
West Virginia |
Phillips,T.L. et al. Two Heterosporous species of Archaeopteris from the Upper Devonian of West Virginia |
1972 |
| details |
Middle Famennian |
|
West Virginia |
Phillips,T.L. et al. Two Heterosporous species of Archaeopteris from the Upper Devonian of West Virginia |
1972 |
| details |
Middle Famennian |
|
West Virginia |
Phillips,T.L. et al. Two Heterosporous species of Archaeopteris from the Upper Devonian of West Virginia |
1972 |
| details |
Middle Famennian |
|
West Virginia |
Phillips,T.L. et al. Two Heterosporous species of Archaeopteris from the Upper Devonian of West Virginia |
1972 |
| details |
Middle Famennian |
|
West Virginia |
Phillips,T.L. et al. Two Heterosporous species of Archaeopteris from the Upper Devonian of West Virginia |
1972 |
| details |
Middle Famennian |
|
West Virginia |
Phillips,T.L. et al. Two Heterosporous species of Archaeopteris from the Upper Devonian of West Virginia |
1972 |
| details |
Middle Famennian |
|
West Virginia |
Phillips,T.L. et al. Two Heterosporous species of Archaeopteris from the Upper Devonian of West Virginia |
1972 |
| details |
Middle Famennian |
|
West Virginia |
Phillips,T.L. et al. Two Heterosporous species of Archaeopteris from the Upper Devonian of West Virginia |
1972 |
| details |
Middle Famennian |
|
West Virginia |
Phillips,T.L. et al. Two Heterosporous species of Archaeopteris from the Upper Devonian of West Virginia |
1972 |
| details |
Early Frasnian |
|
USSR(Taymyr Nat.Okrug) |
Medianik,S.I. Spores from the sporangia of Late Devonian Archaeopteris from Southern Timan. |
1981 |
| details |
Devonian |
|
USA |
Balme,B.E. Fossil in situ, spores and pollen grains: An annotated catalogue. |
1995 |
| details |
Late Devonian |
|
North America |
Arnold,C.A. An Introduction to Paleobotany. |
1947 |
| details |
Late Devonian |
|
Nd |
Allen,K.C. A review of in situ, Late Silurian and Devonian spores. |
1980 |
| details |
Late Devonian |
|
Ireland |
Arnold,C.A. An Introduction to Paleobotany. |
1947 |
| details |
Late Devonian |
|
Germany |
Arnold,C.A. An Introduction to Paleobotany. |
1947 |
| details |
Frasnian |
|
France(Boulonnais) |
Taugourdeau-Lantz,J. The presents of sporocyste from the Frasnian of Boulonnais |
1965 |
| details |
Frasnian |
Tournaisian |
China |
Gao,L. Late Devonian and Early Carboniferous miospore zonations and the boundary of Devonian - Carboniferous in China. |
1989 |