Raistrickia spiralis
- Citations total:
- 2
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original | Namurian | Poland | Krawczynska-Grocholska,H. The Namurian of the Nowa Ruda Basin in the light of palynological studies. | 1960 | |
details | Carboniferous | Poland | Jachowicz,A. Flora of the Carboniferous:Microflora | 1972 |