details |
Pennsylvanian |
|
Illinois |
Good,C.W. et al. The establishment of Elaterites triferens spores in Calamocarpon insignis microsporangia |
1974 |
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 |
Middle Pennsylvanian |
|
Kentucky |
Leisman,G.A. et al. Megasporangiate and microsporangiate cones of Achlamydocarpon varius, from the Middle Pennsylvanian. |
1979 |
details |
Late Permian |
|
China(Chekiang) |
Ouyang,S. The microspore assemblage from the Lungtan Series of Changhsing, Chekiang. |
1962 |
details |
Late Permian |
|
China(Chekiang) |
Ouyang,S. The microspore assemblage from the Lungtan Series of Changhsing, Chekiang. |
1962 |
details |
Late Permian |
|
China(Chekiang) |
Ouyang,S. The microspore assemblage from the Lungtan Series of Changhsing, Chekiang. |
1962 |
details |
Late Permian |
|
China(Chekiang) |
Ouyang,S. The microspore assemblage from the Lungtan Series of Changhsing, Chekiang. |
1962 |
details |
Late Permian |
|
China(Chekiang) |
Ouyang,S. The microspore assemblage from the Lungtan Series of Changhsing, Chekiang. |
1962 |
details |
Late Permian |
|
China(Chekiang) |
Ouyang,S. The microspore assemblage from the Lungtan Series of Changhsing, Chekiang. |
1962 |
details |
Late Permian |
|
China(Chekiang) |
Ouyang,S. The microspore assemblage from the Lungtan Series of Changhsing, Chekiang. |
1962 |
details |
Late Permian |
|
China(Chekiang) |
Ouyang,S. The microspore assemblage from the Lungtan Series of Changhsing, Chekiang. |
1962 |
details |
Late Neocomian |
|
Mongolian Republic |
Krassilov,V.A. Early Cretaceous flora of Mongolia. |
1982 |
details |
Late Devonian |
|
Pennsylvania |
Cichan,M.A. et al. Ultrastructural studies of in situ, Devonian spores - Protobarinophyton pennsylvanicaum Brauer. |
1984 |
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 |
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 |
details |
Early Triassic |
|
Greenland |
Lundblad,B. A Selaginelloid Strobilus from East Greenland (Triassic) |
1948 |