Panucella spirellaeformis
- Citations total:
- 2
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| original | Late Jurassic | USSR(Ukrainian SSR) | Malyavkina,V.S. Determination key of spores and pollen, Jurassic-Cretaceous | 1949 | |
| details | Late Jurassic | USSR(Siberia) | Bolkhovitina,N.A. Atlas of spores and pollen from Jurassic and Lower Cretaceous deposits of the Vilyuysk Basin. | 1956 |