| details |
Nd |
|
Nd |
Potonie,R. Position of the Paleozoic spore genera in the natural system. |
1954 |
| details |
Late Triassic |
|
Greenland |
Arnold,C.A. An Introduction to Paleobotany. |
1947 |
| details |
Late Rhaetian |
Liassic |
Greenland |
Harris,T.M. The fossil flora of Scoresby Sound, east Greenland. Part 2. Description of seed plants incertae sedis together with a discussion of certain Cycadophyte cuticles. |
1932 |
| details |
Late Permian |
|
China(Yunnan) |
Ouyang,S. et al. Microflora from the Ka-Yi-Tou Formation of Fuyuan District, eastern Yunnan and its bearing on stratigraphy and paleobotany. |
1980 |