Oligosphaeridium sp.1 Heil.,1987
- Citations total:
- 3
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| original | Late Valanginian | Hauterivian | North Sea | Heilmann-Clausen,C. Lower Cretaceous dinoflagellate biostratigraphy in the Danish Central Trough | 1987 |
| original | Early Hauterivian | North Sea | Riley,L.A. et al. Lower Cretaceous palynology and Sandstone distribution in the Scapa Field, United Kingdom, North Sea. | 1992 | |
| original | Hauterivian | North Sea | Bailey,D.A. et al. Oligosphaeridium Junctum sp.nov.a Hauterivian dinoflagellate cyst from the North Sea | 1997 |