Punctatisporites chapelensis
- Citations total:
- 2
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| original | Conemaugh | Monongahela | Illinois | Peppers,R.A. Spores in strata of Late Pennsylvanian cyclothems in the Illinois Basin. | 1964 |
| details | Westphalian D | Kansas | Peppers,R.A. Palynology of the Lost Branch Formation of Kansas: New insight the major floral transition at the Middle - Upper Pennsylvanian boundary. | 1997 |