Pyxidinopsis pachyderma
- Citations total:
- 2
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| details | Late Oligocene | China(Hopei) | Xu,J. et al. On the Paleogene microphytoplankton from the Shengli oil-bearing region, Shandong, China | 1997 | |
| details | Oligocene | China(Shandong) | Xu,J. et al. On the Paleogene microphytoplankton from the Shengli oil-bearing region, Shandong, China | 1997 |