Pterospermopsis asperata
- Citations total:
- 2
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| details | Sinian | China(Anhwei) | Yan,Y. Micropaleoflora from the Liulaobei Formation of Sinian Subera in Fengyang Region, Anhui Province. | 1982 | |
| details | Sinian | Nd | Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. | 1990 |