Trachysphaeridium irregularium
- Citations total:
- 2
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| original | Late Precambrian | China(Yunnan) | Wang,F. et al. Stratigraphical sequence and systematic analysis of microfossils of the Precambrian Kunyang Group in the Middle Yunnan Provice. | 1980 | |
| details | Late Precambrian | Nd | Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. | 1990 |