Pterospermopsis sp. Feli.& Burb.,1973
- Citations total:
- 2
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| original | Maastrichtian | Canada(NWT,Franklin) | Felix,C.J. et al. A Maestrichtian age microflora from Arctic Canada. | 1973 | |
| original | Maastrichtian | Belgium | Schumacker-Lambry,J. On the age of Cretaceous or Tertiary sediments at Leval-Trahegnies (Hainaut, Belgium). palynological analysis. | 1975 |