Planisporites verrucosus
- Citations total:
- 2
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| details | Paleozoic | Nd | Knox,E.M. The spores of Lycopodium, Phylloglossum, Selaginella and Isoetes and their value in the study of microfossils of Paleozoic age. | 1950 | |
| details | Morrowan | Desmoinesian | Iowa | Ravn,R.L. Palynostratigraphy of the Lower and Middle Pennsylvanian Coals of Iowa | 1986 |