Azolla antiqua

Citations total:
6
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Author - title
Year
details Middle Eocene Late Oligocene Canada(British Columbia) Hills,L.V. et al. Azolla primaeva and its phylogenetic significance. 1967
details Late Eocene Early Oligocene USSR(Kazakh SSR) Batten,D.J. et al. Catalog of Mesozoic and Tertiary megaspores 1990
details Late Eocene Early Oligocene Nd Fowler,K. Megaspores and Massulae of Azolla prisca from the Oligocene of the Isle of Wight. 1975
details Lutetian Chattian Worldwide Kovach,W.L. et al. Worldwide stratigraphic occurrences of Mesozoic and Tertiary megaspores. 1989
details Oligocene USSR Friis,E.M. EM: Studies on Salviniaceae megaspores from the Middle Miocene Fasterholt Flora, Denmark. 1977
details Oligocene Poland Friis,E.M. EM: Studies on Salviniaceae megaspores from the Middle Miocene Fasterholt Flora, Denmark. 1977