Guthoerlisporites densus
- Citations total:
- 2
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| original | Early Stephanian | France(Lorraine) | Venkatachala,B.S. et al. Sporological study of the coals from Falkenberg (Faulquemont) Colliery, Lothringen (Lorrain) France. | 1964 | |
| details | Early Pennsylvanian | Michigan | Venkatachala,B.S. et al. Pollen and spores from the Pre-Verne Cyclical Formation of the Saginaw Group, Grande Ledge, Michigan, USA. | 1971 |