- Author:
- Cross,A.T.
- Year:
- 1966
- Title:
- Palynological evidence of Mid-Mesozoic age of Fort Dodge (Iowa) Gypsum
- Reference:
- Cross,A.T. (1966) Palynological evidence of Mid-Mesozoic age of Fort Dodge (Iowa) Gypsum Geological Society of America, Abstracts with Program, Annual Meeting P. 46- 46
- Google Academy:
- try to search by title in english
| Genus | Species | Country(Region) | From | To |
|---|---|---|---|---|
| Anemia | Anemia | Iowa | Kimmeridgian | Early Cretaceous |
| Classopollis | Classopollis | Iowa | Kimmeridgian | Early Cretaceous |
| Laricoid pollen | Laricoid pollen | Iowa | Kimmeridgian | Early Cretaceous |
| Podocarpaceae | Podocarpaceae | Iowa | Kimmeridgian | Early Cretaceous |
| Tsugoid forms | Tsugoid forms | Iowa | Kimmeridgian | Early Cretaceous |