Calyptosporites biornatus
- Citations total:
- 3
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| details | Emsian | Early Eifelian | Northern Hemisphere | Richardson,J.B. et al. Silurian and Devonian spore zones of the Old Red Sandstone continent and adjacent regions. | 1986 |
| details | Nd | W.Germany(Rhineland) | Richardson,J.B. et al. Silurian and Devonian spore zones of the Old Red Sandstone continent and adjacent regions. | 1986 | |
| details | Middle Emsian | Europe | Streel,M. et al. Spore stratigraphy and correlation with faunas and floras in the type marine Devonian of the Ardenne-Rhenish Regions | 1987 |