Densosporites quadratus
- Citations total:
- 2
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| original | Mississippian | Tennessee | Berry,W. Spores from the Pennington Coal, Rhea County, Tennessee. | 1937 | |
| details | Pennsylvanian | Tennessee | Schopf,J.M. et al. An annotated synopsis of Paleozoic fossil spores and the definition of generic groups. | 1944 |