Cryptogramma sp. McIn.,1991
- Citations total:
- 2
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| details | Middle Eocene | Canada(NWT,Franklin) | McIntyre,D.J. Pollen and spore flora of an Eocene Forest, eastern Axel Heiberg Island, NWT. (In: Tertiary Fossil Forests of the Geodetic Hills, Axel Heiberg Island, Arctic Archipelago. R.L.Christie and N.J. McMillan, editors) | 1991 | |
| original | Oligocene | Alaska | Trop,J.M. et al. Stratigraphy, palynology, and provenance of the Colorado Creek basin, Alaska, USA: Oligocene transpressional tectonics along the central Denali fault system. | 2004 |