Betulaceae sp. Jerz.& Swee.,1986
- Citations total:
- 2
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| original | Late Maastrichtian | Early Paleocene | Canada(Alberta) | Jerzykiewicz,T. et al. The Cretaceous-Tertiary boundary in the Central Alberta Foothills. I. Stratigraphy. | 1986 |
| original | Maastrichtian | Early Paleocene | Canada | Lerbekmo,J.F. et al. The relationship between the Iridium anomaly and palynological flora events at three Cretaceous-Tertiary boundary localities in Western Canada | 1987 |