Pachytesta hexangulata
- Citations total:
- 4
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| details | Nd | Nd | Taylor,T.N. Toward an understanding of the reproductive biology of fossil plants. | 1977 | |
| details | Late Pennsylvanian | Illinois | Taylor,T.N. Paleozoic seed studies. | 1965 | |
| original | Middle Pennsylvanian | Late Pennsylvanian | Illinois | Stewart,W.N. A new Pachytesta from the Berryville locality of southeastern Illinois. | 1951 |
| details | Middle Pennsylvanian | Late Pennsylvanian | Illinois | Millay,M.A. et al. Evolutionary trends in fossil Gymnosperm pollen | 1976 |