| details |
Nd |
|
Nd |
Chaloner,W.G. On the megaspores of four species of Lepidostrobus |
1953 |
| details |
Nd |
|
Nd |
Chaloner,W.G. On the megaspores of four species of Lepidostrobus |
1953 |
| details |
Permian |
|
Australia(Tasmania) |
Dulhunty,J.A. et al. Notes on microspore types in Tasmanian Permian Co |
1949 |
| details |
Early Triassic |
|
Greenland |
Lundblad,B. A Selaginelloid Strobilus from East Greenland (Triassic) |
1948 |
| details |
Early Pennsylvanian |
|
Michigan |
Arnold,C.A. A Heterosporous species of Bowmanites from the Michigan Coal Basin |
1944 |
| original |
Late Devonian |
|
Pennsylvania |
Arnold,C.A. Observations on fossil plants from the Devonian of eastern North America. IV. Plant remains from the Catskill Delta deposits of northern Pennsylvania and Southern New York. |
1939 |
| original |
Late Devonian |
|
USSR(Voronezh) |
Nikitin,P.A. Fossil plants of the Petino Horizon of the Devonian of the Voronezh District 1. Kryshtofovichia africani, nov.gen.et sp. |
1934 |