Ullmannia bronni
- Citations total:
- 4
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| details | Permian | Nd | Townrow,J.A. On some disaccate pollen grains of Permian to Middle Jurassic age. | 1962 | |
| details | Gipskeuper | Switzerland | Scheuring,B.W. Palynology and palynostratigraphic study of the Keuper in Bolchentunnel, (Solothurn Jura). | 1970 | |
| details | Early Zechstein | Germany | Potonie,R. Synopsis of the Sporae in situ. | 1962 | |
| details | Nd | Nd | Potonie,R. et al. Pollen of Ullmannia Frumentaria. | 1960 |