Helianthus
- Citations total:
- 3
| link
|
From
|
To
|
Geolocation
|
Author - title
|
Year
|
|---|---|---|---|---|---|
| details | Early Miocene | Late Neogene | Mexico | Fournier,G.R. Neogene palynostratigraphy of the southern Mexico margin, DSDP Leg 66. | 1983 |
| details | Pleistocene | Alaska | Turner,R.F. Paleontology and biostratigraphy. (In: Geological and Operational Summary Norton Sound Cost No.2 Well Norton Sound, Alaska. R.F.Turner, editor) | 1983 | |
| details | Early Miocene | Middle Miocene | USA(Gulf Coast) | Elsik,W.C. et al. Compositae pollen Morphotypes in the Gulf coast Neogene. | 1988 |