Cyclotheca biseriata
- Citations total:
- 3
| link
|
From
|
To
|
Geolocation
|
Author - title
|
Year
|
|---|---|---|---|---|---|
| details | Stephanian | France | Florin,R. On the morphology of the pollen grains in some Palaeozoic Pteridosperms. | 1937 | |
| details | Nd | Nd | Potonie,R. Position of the Paleozoic spore genera in the natural system. | 1954 | |
| details | England | Potonie,R. Synopsis of the Sporae in situ. | 1962 |