Azolla borysthenica
- Citations total:
- 3
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original | Miocene | USSR(Ukrainian SSR) | Dorofeyev,P.I. On the taxonomy of the Tertiary Azolla Lam. of the section Rhizosperma Meyen | 1980 | |
details | Aquitanian | Langhian | Worldwide | Kovach,W.L. et al. Worldwide stratigraphic occurrences of Mesozoic and Tertiary megaspores. | 1989 |
details | Middle Miocene | USSR(Ukrainian SSR) | Batten,D.J. et al. Catalog of Mesozoic and Tertiary megaspores | 1990 |