| Acer ivanofense Temporal range:
| |
|---|---|
Scientific classification 
| |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Eudicots |
| Clade: | Rosids |
| Order: | Sapindales |
| Family: | Sapindaceae |
| Genus: | Acer |
| Section: | Acer sect. Glabra |
| Species: | †A. ivanofense
|
| Binomial name | |
| †Acer ivanofense Wolfe & Tanai
| |
Acer ivanofense is an extinct maple species in the family Sapindaceae described from series of isolated fossil leaves. The species was described from Eocene to Oligocene[1] aged fossils found in the United States of America. It is one of several extinct species placed in the living section Glabra.[2]
- ^ Detterman, R.L.; Case, J.E.; Miller, J.W.; Wilson, F.H.; Yount, M.E. (1996). "Stratigraphic Framework of the Alaska Peninsula" (PDF). United States Geological Survey Bulletin. 1969-A: 46–48. Archived from the original (PDF) on 2012-04-15. Retrieved 2012-12-17.
- ^ Wolfe, J.A.; Tanai, T. (1987). "Systematics, Phylogeny, and Distribution of Acer (maples) in the Cenozoic of Western North America". Journal of the Faculty of Science, Hokkaido University. Series 4, Geology and Mineralogy. 22 (1): 23, 74, 75, 240, & plate 4.