Tricolporites gracilis
- Citations total:
- 3
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| original | Maastrichtian | USSR(Far East) | Brattseva,G.M. Pollen and spores in Maestrichtian deposits of the Far East. | 1965 | |
| details | Paleocene | USSR(Sakhalin Oblast) | Budrin,V.S. et al. The age of Cretaceous and Paleogene boundary deposits in Sakhalin. (In: Palynology, Method and Stratigraphy) | 1973 | |
| details | Maestrichtian | Russia(Siberia) | Podobina,V.M. et al. Change of micropaleontological assemblages at the Cretaceous - Paleogene boundary in western Siberia. | 1997 |