Norwoodia angustum
- Citations total:
- 2
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| original | Desmoinesian | Kansas | Rothwell,G.W. A new Pteropsid fructification from the Middle Pennsylvanian of Kansas. | 1976 | |
| details | Carboniferous | USA | Balme,B.E. Fossil in situ, spores and pollen grains: An annotated catalogue. | 1995 |