Polytheca elongata
- Citations total:
- 2
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| original | Late Pennsylvanian | India(West Bengal) | Pant,D.D. et al. Some seeds and Sporangia of Glossopteris flora from Raniganj Coalfield, India. | 1960 | |
| details | Permian | India | Balme,B.E. Fossil in situ, spores and pollen grains: An annotated catalogue. | 1995 |