- Author:
- Frederiksen,N.O.
- Year:
- 1972
- Title:
- The Rise of the Mesophytic flora
- Reference:
- Frederiksen,N.O. (1972) The Rise of the Mesophytic flora Geoscience and Man Vol. 4 P. 17- 28
- Google Academy:
- try to search by title in english
| Genus | Species | Country(Region) | From | To |
|---|---|---|---|---|
| Vitreisporites | Vitreisporites | North America | Guadalupian | Ochoan |
| Vittatina | Vittatina | North America | Virgilian | Ochoan |
| Wilsonites | Wilsonites | North America | Desmoinesian | Virgilian |