- Author:
- Kovach,W.L.;Batten,D.J.
- Year:
- 1989
- Title:
- Worldwide stratigraphic occurrences of Mesozoic and Tertiary megaspores.
- Reference:
- Kovach,W.L. et al. (1989) Worldwide stratigraphic occurrences of Mesozoic and Tertiary megaspores. Palynology Vol. 13 P. 247- 277
- Google Academy:
- try to search by title in english
| Genus | Species | Country(Region) | From | To |
|---|---|---|---|---|
| Azolla | Azolla glabra | Worldwide | Chattian | Early Piacenzian |
| Azolla | Azolla lauta | Worldwide | Maastrichtian | Thanetian |
| Azolla | Azolla montana | Worldwide | Maastrichtian | Ypresian |
| Azolla | Azolla primaeva | Worldwide | Maastrichtian | Messinian |
| Azolla | Azolla schopfi | Worldwide | Maastrichtian | Danian |
| Azolla | Azolla simplex | Worldwide | Berriasian | Campanian |
| Azolla | Azolla indica | Worldwide | Ypresian | Lutetian |
| Azolla | Azolla interglacialica | Worldwide | Langhian | Piacenzian |
| Azolla | Azolla intertrappea | Worldwide | Ypresian | Lutetian |
| Azolla | Azolla irtyshensis | Worldwide | Toarcian | Messinian |
| Azolla | Azolla kryshtofovichii | Worldwide | Aquitanian | Burdigalian |
| Azolla | Azolla monilifera | Worldwide | Langhian | Piacenzian |
| Azolla | Azolla nana | Worldwide | Rupelian | Messinian |
| Azolla | Azolla nikitinii | Worldwide | Bartonian | Early Piacenzian |
| Azolla | Azolla parapinnata | Worldwide | Chattian | Messinian |
| Azolla | Azolla parvula | Worldwide | Toarcian | Piacenzian |
| Azolla | Azolla pinnata | Worldwide | Piacenzian |