Cycadinae
- Citations total:
- 4
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Author - title
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| details | Early Jurassic | Middle Jurassic | Poland | Grabowska,I. et al. Flora from the Lower and Middle Jurassic microflora | 1970 |
| details | Triassic | Poland | Orlowska-Zwolinska,T. et al. Flora of the Triassic microflora | 1970 | |
| details | Keuper | Poland | Pautsch,M.E. Keuper sporomorphs from Swierczyna, Poland. | 1958 | |
| details | Early Liassic | USSR(Yakut ASSR) | Ilina,V.U. Palynological characteristics of Jurassic Layers of Siberia. | 1971 |