Grandispinosus micropyrenus
- Citations total:
- 2
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| details | Late Permian | USSR(European) | Romanovskaya,G.M. et al. The boundary between the Permian and Triassic in Central Siberia (according to palynological data). (In: Palynology, Method and Stratigraphy) | 1973 | |
| details | Early Permian | USSR(Krasnoyarsk Kray) | Anuchkina,N.P. et al. Division of Coal-bearing deposits at the north-eastern Slope of Tungus Syncline | 1975 |