Archaeohystrichosphaeridium gracilis
- Citations total:
- 2
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| details | Early Gedinnian | USSR(Moldavian SSR) | Andreeva,E.M. Early and Middle Devonian spores from the Northeastern Slope of Salair. | 1973 | |
| details | Early Devonian | USSR(Siberia) | Kasperkevich,E.P. The age of the Kurei Formation, (Devonian, Northwest Siberian Platform. | 1978 |