| details |
Late Devonian |
|
USSR |
Andrews,H.N. Evolutionary trends in early vascular plants. |
1979 |
| details |
Early Devonian |
|
Canada(New Brunswick) |
Gensel,P.G. Two Psilophyton species from the Lower Devonian of eastern Canada with a discussion of morphological variation Wihin the genus. |
1979 |
| details |
Early Devonian |
|
Canada(Quebec) |
Gensel,P.G. Two Psilophyton species from the Lower Devonian of eastern Canada with a discussion of morphological variation Wihin the genus. |
1979 |
| details |
Early Devonian |
|
Canada(New Brunswick) |
Gensel,P.G. Two Psilophyton species from the Lower Devonian of eastern Canada with a discussion of morphological variation Wihin the genus. |
1979 |
| details |
Carboniferous |
|
Czechoslovakia |
KalibovЎ-KaiserovЎ,M. Miospores of the Carboniferous near Litomerice, (Roundnice Basin). |
1980 |
| details |
Carboniferous |
|
Czechoslovakia |
KalibovЎ-KaiserovЎ,M. Miospores of the Carboniferous near Litomerice, (Roundnice Basin). |
1980 |
| details |
Carboniferous |
|
Czechoslovakia |
KalibovЎ-KaiserovЎ,M. Miospores of the Carboniferous near Litomerice, (Roundnice Basin). |
1980 |
| details |
Carboniferous |
|
Czechoslovakia |
KalibovЎ-KaiserovЎ,M. Miospores of the Carboniferous near Litomerice, (Roundnice Basin). |
1980 |
| details |
Carboniferous |
|
Czechoslovakia |
KalibovЎ-KaiserovЎ,M. Miospores of the Carboniferous near Litomerice, (Roundnice Basin). |
1980 |
| details |
Carboniferous |
|
Czechoslovakia |
KalibovЎ-KaiserovЎ,M. Miospores of the Carboniferous near Litomerice, (Roundnice Basin). |
1980 |
| details |
Carboniferous |
|
Czechoslovakia |
KalibovЎ-KaiserovЎ,M. Miospores of the Carboniferous near Litomerice, (Roundnice Basin). |
1980 |
| details |
Middle Eocene |
Early Oligocene |
Mississippi |
Frederiksen,N.O. Sporomorphs from the Jackson Group, (Upper Eocene) and adjacent strata of Mississippi and western Alabama. |
1980 |
| details |
Middle Eocene |
Early Oligocene |
Alabama |
Frederiksen,N.O. Sporomorphs from the Jackson Group, (Upper Eocene) and adjacent strata of Mississippi and western Alabama. |
1980 |
| details |
Middle Eocene |
|
Tennessee |
Crepet,W.L. et al. Castaneoid inflorescences from the Middle Eocene of Tennessee and the diagnostic value of pollen, (at the Subfamily level), in the Fagaceae. |
1980 |
| details |
Early Mississippian |
|
Virginia |
Skog,J.E. et al. A fertile species of Triphyllopteris from the Early Carboniferous (Mississippian) of Southwestern Virginia. |
1980 |
| details |
Devonian |
|
Nd |
Gensel,P.G. Devonian in situ, spores: A survey and discussion. |
1980 |
| details |
Devonian |
|
Nd |
Gensel,P.G. Devonian in situ, spores: A survey and discussion. |
1980 |