Osmunda sp. Roga.,1956
- Citations total:
- 2
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| original | Liassic | Poland | Rogalska,M. Spore and pollen analysis of the Liassic deposits of the Mroczkow-Rozwady area in the Opoczno Distri Ct. | 1956 | |
| original | Early Liassic | Hungary | Bona,J. Lower Liassic Coal series of the Mecsek Mountain Chain (geology) palynology. | 1969 |