- Author:
- Riggs,S.D.
- Year:
- 1983
- Title:
- A complex cone of Putative Sphenophyllalean affinities from the Upper Pennsylvanian of the Appalachian
- Reference:
- Riggs,S.D. (1983) A complex cone of Putative Sphenophyllalean affinities from the Upper Pennsylvanian of the Appalachian American Journal of Botany Vol. 70 # 5 P. 77- 77
- Google Academy:
- try to search by title in english
| Genus | Species | Country(Region) | From | To |
|---|---|---|---|---|
| Columinisporites | Columinisporites | Ohio | Late Pennsylvanian | |
| Striatosporites | Striatosporites | Ohio | Late Pennsylvanian |