- Author:
- Sweet,A.R.;Hills,L.V.
- Year:
- 1976
- Title:
- Early Tertiary species of Azolla, subg., Azolla sect., Kremastospora, from Western Arctic, Canada.
- Reference:
- Sweet,A.R. et al. (1976) Early Tertiary species of Azolla, subg., Azolla sect., Kremastospora, from Western Arctic, Canada. Canadian Journal of Botany Vol. 54 # 3 P. 334- 351
- Google Academy:
- try to search by title in english
| Genus | Species | Country(Region) | From | To |
|---|---|---|---|---|
| Azolla | Azolla areolata sp. nov. | Canada(NWT,Franklin) | Paleocene | Eocene |
| Azolla | Azolla bulbosa | Canada(Alberta) | Paleocene | |
| Azolla | Azolla stanleyi | Canada(Alberta) | Paleocene | |
| Azolla | Azolla stanleyi | Canada(Saskatchewan) | Paleocene | |
| Azolla | Azolla stanleyi | North Dakota | Paleocene | |
| Azolla | Azolla teschiana | Canada | Paleocene | |
| Kremastospora | Kremastospora | Canada | Paleocene | |
| Pistillipollenites | Pistillipollenites mcgregorii | Canada | Paleocene |