| details |
Nd |
|
Nd |
Skarby,A. Revision of Gleicheniidites senonicus Ross. |
1964 |
| details |
Middle Tertiary |
Late Tertiary |
Germany |
Krutzsch,W. Stratigraphic or botanic importance of new spore and pollen forms from the German Tertiary. |
1962 |
| details |
Middle Jurassic |
Early Tertiary |
Eurasia |
Bolkhovitina,N.A. The spores of the Family Gleicheniaceae ferns and their importance for the stratigraphy |
1968 |
| details |
Middle Jurassic |
Early Tertiary |
North America |
Bolkhovitina,N.A. The spores of the Family Gleicheniaceae ferns and their importance for the stratigraphy |
1968 |
| details |
Middle Jurassic |
Early Tertiary |
Australia |
Bolkhovitina,N.A. The spores of the Family Gleicheniaceae ferns and their importance for the stratigraphy |
1968 |
| original |
Middle Eocene |
|
W.Germany(Hesse) |
Krutzsch,W. Micropaleontologic (spore paleontology), investigation of the Brown Coal of the Geiseltal. |
1959 |
| details |
Middle Eocene |
|
W.Germany(Hesse) |
Krutzsch,W. Stratigraphic or botanic importance of new spore and pollen forms from the German Tertiary. |
1962 |
| details |
Late Neogene |
|
E.Germany(Leipzig) |
Krutzsch,W. Spores of the "Schizaea-pusilla character" in the Pliocene of Ruterberg, (Wendisch-Wehningen). |
1959 |