Deltoidospora smithii
- Citations total:
- 3
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| details | Westphalian B | Virginia | Eble,C.F. Lower and Lower Middle Pennsylvanian coal palynofloras, southwestern Virginia. | 1996 | |
| details | Stephanian | 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 | |
| original | Morrowan | Desmoinesian | Iowa | Ravn,R.L. Palynostratigraphy of the Lower and Middle Pennsylvanian Coals of Iowa | 1986 |