Tetraporina ovata
- Citations total:
- 2
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| original | Early Permian | USSR(Evenki Nat.Okrug) | Kondratev,G.K. The first finds of angiospermae type pollen in Upper Paleozoic Beds of the Tunguska Basin | 1963 | |
| original | Permian | Congo | Kar,R.K. et al. Palaeozoic sporae dispersae from Zaire (Congo). 12. Assise a Couches De Houille from Greinerville Region. | 1976 |